McKeesport Historic Weather Records
Analyse hottest, coldest, windiest & wettest days

McKeesport Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	-2.51875	-9.1		4.074999999999999	-3
	-4.281249999999999	-7.3		2.3562499999999997	-1.1
	-4.562499999999999	-6.5		1.7874999999999996	-3.2
	-5.28125	-4.6		2.35625	-2.1
	-5.575	-4.6		0.4999999999999999	5
	-6.581249999999999	3.5		0.1750000000000001	5.3
	-7.574999999999999	1.7		-1.6375	5.1
	-7.706250000000001	2.3		-0.22499999999999998	10.1
	-6.35625	6.9		1.5625	11.8
	-6.493749999999999	2.4		2.0625	6.5
	-3.8187500000000005	-2.8		4.325	3.9
	-2.35	-3.6		5.55	1.8
	-4.4125000000000005	-1.5		2.0500000000000003	4.7
	-6.4437500000000005	-3.8		1.2062499999999998	4.2
Jan.	-6.09375	-9		0.8124999999999998	-4.7
	-6.2875000000000005	-7.6		1.25	-1.6
	-5.91875	-4.6		2.0937500000000004	2.8
	-4.818750000000001	-8.5		0.41874999999999996	-1.3
	-4.825	-12.7		2.09375	-4.6
	-7.39375	-15		-0.13125000000000003	-5.6
	-9.4375	-9.8		-1.2062500000000003	1.2
	-10.006250000000001	-4.6		-0.5437500000000004	0.7
	-6.1499999999999995	-13.7		1.1999999999999997	-4.5
	-6.668750000000001	-17.3		0.85	-11.2
	-4.6	-11.7		2.54375	-8.2
	-4.875	-11.3		2.7687500000000003	-7.5
	-6.293749999999999	-17.2		1.5062499999999996	-8.8
	-6.875	-16.1		1.1312499999999999	-9.4
	-7.025	-14		0.93125	-9.3
	-8.08125	-15.9		1.21875	-10
	-6.4375	-19.2		2.6999999999999993	-10.6
	-4.593750000000001	-13.5		3.3000000000000003	-5.2
	-6.1937500000000005	-10.3		2.875	-2.9
	-5.393750000000001	-6.2		3.3187499999999996	-0.3
	-5.96875	-11.7		3.6750000000000003	-5.2
	-4.881249999999999	-9.2		2.50625	-6.3
	-5.912499999999999	-7.5		2.8875	-1.8
	-5.531249999999999	-15.9		4.218749999999999	-6
	-6.43125	-15.1		2.9375000000000004	-6.4
	-6.856249999999999	-17.8		2.65625	-3.4
	-5.737499999999999	-5.7		1.63125	5.2
	-5.2250000000000005	-2.9		2.6374999999999997	0.9
	-6.231250000000002	-5.2		1.9687499999999998	-2.5
	-6.449999999999999	-5.9		1.0750000000000002	-0.7
	-6.200000000000001	0.1		2.1812500000000004	5.2
Feb.	-5.43125	1.8		3.5937500000000004	6.9
	-4.937499999999999	-1.5		3.41875	3.5
	-5.75625	2.3		3.1375000000000006	5.2
	-4.8812500000000005	5.1		4.53125	10.4
	-5.375000000000001	7.2		3.4749999999999996	12.7
	-4.8125	6		4.7125	17.7
	-3.8312500000000003	1.6		6.862500000000001	4.3
	-1.1749999999999998	-1.3		6.63125	2.6
	-0.9750000000000005	-5.1		8.131250000000001	0.1
	-3.025	-7.6		7.3875	-0.2
	-3.2562499999999996	0		4.925000000000001	4.7
	-4.125	-2.8		3.95625	5.7
	-3.0812500000000003	-3.9		6.168749999999999	11.1
	-3.4749999999999996	2.7		6.9875	12.2
	-2.4562500000000003	-3.7		7.81875	3.8
	-3.875	-5		5.0562499999999995	4.7
	-4.1875	-0.1		4.4624999999999995	9.7
	-3.69375	3.8		5.4875	9.4
	-4.3375	10.3		6.63125	15.1
	-4.025	14.1		5.875	19.3
	-3.10625	10.5		7.062500000000001	24.2
	-2.2	8.5		7.512499999999999	17.4
	-0.6437499999999998	7.1		9.975	20.5
	0.7124999999999999	10.1		11.331249999999999	17.8
	1.1062500000000002	16.3		9.4375	21.3
	-1.38125	-0.5		8.956249999999999	9.5
	-2.0249999999999995	1.4		8.3875	12.1
	0.86875	-0.4		10.0875	6.7
Mar.	0.9312499999999999	3		10.512500000000001	17.2
	1.35	-1.2		10.743749999999999	13.9
	0.8062500000000001	-4.8		10.35625	-1.4
	1.3062500000000004	-5.7		11.425	1.2
	0.8999999999999997	1.3		10.8	10.4
	0.90625	3.2		10.5875	15.8
	1.4749999999999999	3.1		11.9375	7.5
	0.46249999999999997	8.5		8.793750000000001	21.1
	-0.14375000000000004	3.6		10.85	10.2
	1.78125	-3.5		11.68125	9.5
	2.2437499999999995	1.1		12.087500000000002	14.2
	0.9687499999999998	10.8		9.9125	19
	-0.03124999999999971	2.8		10.518749999999999	18
	2.16875	-2.8		11.168750000000001	7.4
	2.89375	1.6		12.80625	15.2
	2.9562499999999994	8.8		13.106250000000001	11.2
	1.9625000000000001	13.7		13.543750000000001	21.5
	2.0125	12.7		11.55625	19.6
	2.2249999999999996	12.1		12.7125	27.9
	3.6687499999999997	18.1		14.3125	27.9
	2.9875000000000003	16.9		14.69375	31.3
	3.78125	5.7		14.418749999999998	12.2
	3.2312499999999997	1.9		14.843749999999998	11.4
	4.625	-0.1		14.162499999999998	8.5
	3.937499999999999	-1.9		13.8	18.7
	4.74375	3.8		14.293750000000001	26.9
	4.66875	9.8		15.474999999999998	28.2
	5.25	7.4		14.99375	17.6
	6.556249999999999	5.6		16.45625	29.9
	6.6625000000000005	18.1		17.118750000000002	29.4
	6.94375	15.2		18.468749999999996	28
Apr.	5.893750000000001	16.4		17.612499999999997	32.5
	5.968749999999999	17.6		15.787500000000003	31.5
	4.987500000000002	13.8		14.8375	26.8
	5.699999999999999	12.5		17.3875	31.8
	6.456250000000001	5.3		16.518749999999997	10.7
	5.8687499999999995	1.5		17.44375	8.7
	5.7562500000000005	-1.4		16.393749999999997	22.3
	5.0562499999999995	13.2		14.299999999999997	27.5
	4.593749999999999	11.7		15.975000000000001	27.2
	5.737500000000001	13.2		15.812499999999998	28.1
	6.706250000000001	9.1		16.66875	17.9
	5.56875	7.9		17.412499999999998	15.8
	5.406250000000001	5.2		17.306250000000002	26.5
	6.05	12.5		16.05625	22.6
	6.831250000000002	10.4		16.73125	20.1
	7.506250000000001	5.4		18.8875	11.8
	9.174999999999999	2.2		20.13125	14.1
	10.350000000000001	1.2		19.862499999999997	9
	10.131250000000001	0.4		19.881249999999998	18.1
	10.656250000000002	5.4		19.9	24.8
	8.625	16.2		19.21875	27.4
	7.9624999999999995	9.7		17.825	15.5
	8.5875	4.8		19.068749999999998	16.9
	9.131250000000001	5.3		20.656249999999996	19.1
	9.1125	9.6		19.74375	18.7
	8.325	8.4		19.387500000000003	17.9
	8.85625	5.3		18.75	18.8
	8.981250000000001	4.6		18.999999999999996	22.7
	9.312499999999998	10.6		18.725	21.2
	10.181249999999999	6.9		20.675000000000004	12
May	10.168750000000001	5.1		21.53125	21.4
	11.293750000000001	8.7		21.150000000000002	27.1
	11.11875	13.7		21.25	31.8
	10.99375	16.5		21.69375	34.7
	11.68125	17.5		22.243750000000002	32.2
	11.024999999999999	12.7		22.41875	23.3
	12.206249999999999	11		23.643749999999997	21.2
	12.325000000000001	11.3		22.631249999999994	19.6
	12	11.6		22.325	20.9
	11.843749999999998	13.6		22.306250000000002	24.2
	12.25	18.4		24.181250000000002	26.7
	13.9625	15.8		25.325000000000003	30.2
	14.425	20.2		24.575000000000003	28.2
	15.049999999999999	14.7		24.60625	25
	15.55625	10.2		25.8875	27.1
	15.4875	12.8		24.893749999999997	23.8
	14.331250000000004	9.5		25.35	26.5
	13.181249999999999	10.5		24.556250000000006	25.2
	12.95	13.5		23.949999999999996	24.1
	13.35	10.5		23.512500000000003	29.4
	13.743749999999999	11.9		25.625000000000004	32
	14.312499999999998	13.9		25.337500000000002	32.3
	14.093750000000002	17.7		23.60625	29.6
	14.137500000000001	18		24.14375	32.5
	13.575	15.9		23.875000000000004	33.5
	13.875000000000002	21		23.962500000000002	32.5
	14.462499999999999	22.3		25.725	33.2
	15.512500000000001	22.5		26.050000000000004	35.5
	15.793750000000003	19.2		26.456250000000004	30.9
	15.762500000000003	15.9		24.543750000000003	31.9
	14.43125	17.7		24.431249999999995	31.3
Jun.	14.456249999999999	13.6		25.1125	22.7
	15.381249999999998	9.9		25.099999999999998	24.8
	15.781250000000002	14.5		26.581249999999997	29.6
	16.575000000000003	19.8		27.525	30.7
	16.6125	16.1		26.43125	27.9
	16.95	13.4		26.75625	28.1
	17.08125	13.3		27.993750000000002	27.7
	17.3875	17.6		28.11875	26.7
	17.36875	15.8		27.899999999999995	27.3
	17.006249999999998	12.7		27.112499999999997	26.5
	16.6875	15		27.025000000000002	29.1
	16.23125	17.7		26.91875	30.1
	17.01875	19.8		26.224999999999998	25.8
	16.775000000000002	20.6		26.474999999999998	27.1
	16.00625	19.1		28.3	33.7
	17.375000000000004	21.3		28.39375	37.8
	17.2	23.1		27.349999999999994	38.9
	17.33125	23.2		27.45625	39.7
	16.8125	24.5		28.031249999999996	40.7
	17.225	22.3		28.94375	39.4
	18.46875	19.3		29.674999999999997	34.3
	19.05625	20.8		29.768750000000004	31.9
	19.20625	20.4		29.625	32
	18.374999999999996	20.7		28.1875	32.1
	18.175	20.7		28.525	32.6
	17.975	20.9		28.8625	30
	17.900000000000002	19.8		29.024999999999995	30.5
	18.275	19.5		28.675	32.6
	18.543750000000003	20.5		29.225	35
	19.2125	19.8		28.262500000000003	36.5
Jul.	18.2	20.8		29.587499999999995	39.6
	18.612499999999997	23.6		29.025	37.6
	18.518749999999997	17.4		28.912499999999998	34.3
	18.525	21.2		28.843750000000004	33.8
	19.48125	19.5		29.1875	27.5
	19.38125	14		29.89375	31.6
	19.1375	19.3		28.35625	33.5
	17.768749999999997	16.9		27.437499999999996	24.6
	18.2875	11.4		28.575	28.4
	18.20625	13.8		28.568749999999998	31.1
	17.75	19.4		27.368750000000006	31.5
	17.20625	16.7		29.018749999999997	29.1
	18.562500000000004	17.7		28.8625	33.3
	18.500000000000004	20.9		28.581249999999997	27.7
	17.84375	19.2		27.64375	27.1
	17.23125	14		27.393749999999997	30.6
	17.14375	13.8		27.243750000000002	33.4
	17.4875	18.1		27.393749999999997	33.7
	17.187500000000004	22.2		27.6375	27.3
	17.4375	19.7		27.75625	29
	17.356250000000003	14.7		29.099999999999998	32.7
	17.64375	21.1		27.975	34
	17.8875	20.4		27.156250000000007	32.9
	17.875	20.5		27.431250000000002	30
	17.581249999999997	19.7		27.1875	32.1
	17.91875	19.1		28.5	33.2
	18.062500000000004	20.5		28.25	30.9
	17.58125	19.7		27.637500000000003	26.4
	17.35	19.2		27.79375	25.6
	17.11875	19.3		27.03125	30.5
	17.0625	20.4		26.25	28.5
Aug.	16.6625	18.9		26.874999999999996	30.3
	16.506249999999998	20.9		27.04375	29.4
	17.54375	22.2		28.025	28.4
	17.868750000000002	18.6		26.7625	28.6
	17.006249999999998		15.9	27.281249999999996		25.5
	16.925		18.1	27.83125		23.2
	17.6		14.8	27.700000000000003		25.5
	16.381250000000005		17.1	26.2375		25.7
	15.650000000000002		15.8	26.024999999999995		19.5
	15.956250000000002		12.9	27.000000000000004		23
	16.01875		15.5	27.162499999999998		26.6
	16.30625		16.3	26.874999999999996		27.4
	17.068749999999998		17.1	27.04375		28.1
	17.25625		17.3	28.437499999999996		28
	17.58125		16.8	28.28125		28.2
	16.74375		15.9	27.46875		27.8
	16.7625		16.2	26.9125		26.8
	16.475		16.2	26.61875		26.8
	16.99375		16.1	27.781249999999996		27.4
	16.8125		15.9	26.78125		27.7
	16.412499999999998		16	26.518749999999997		27.2
	16.1875		15.7	25.712499999999995		26.5
	15.068750000000001		15.2	25.650000000000002		26.7
	14.86875		15	25.693749999999998		25.5
	14.568750000000001		14.2	24.6875		24.9
	14.05625		14	24.068749999999994		24.5
	14.506249999999998		14.4	24.80625		25.5
	14.543749999999998		13.7	25.274999999999995		25.1
	14.41875		14.1	24.3875		25.1
	13.8625		14.1	24.562499999999996		24.9
	14.262500000000003		13.6	24.65		25
Sep.	12.925		12.3	24.61875		24.6
	13.168750000000001		13.2	23.7875		24.3
	13.30625		13.6	23.593750000000004		23.9
	13.406249999999998		13.3	24.756250000000005		24.5
	14.125000000000002			24.056250000000006
	13.662499999999998			24.3125
	13.874999999999998			25.3125
	13.943749999999998			23.543750000000003
	12.59375			22.6625
	12.8875			23.1375
	12.99375			22.95625
	13.043750000000001			23.368750000000002
	12.774999999999999			23.09375
	13.0625			22.05625
	12.874999999999998			21.662499999999998
	11.674999999999999			20.643750000000004
	11.343749999999998			19.481250000000003
	11.00625			20.693749999999998
	11.506249999999998			20.58125
	10.88125			20.225
	10.575000000000001			21.037499999999998
	12.20625			21.637500000000003
	11.03125			20.556250000000002
	10.6625			19.79375
	9.681249999999999			18.956249999999997
	9.225			20.2375
	9.80625			19.4375
	8.931250000000002			18.5875
	9.69375			18.7
	9.15625			18.0875
Oct.	8.850000000000001			17.7625
	7.256250000000002			15.599999999999998
	6.225			14.375
	6.0625			15.249999999999996
	6.01875			16.762499999999996
	6.7562500000000005			15.65625
	7.21875			15.824999999999998
	7.093750000000001			15.61875
	6.125			15.612499999999999
	7.250000000000002			16.7875
	7.018749999999999			15.687500000000002
	6.250000000000001			15.043750000000003
	6.38125			15.081250000000002
	6.099999999999999			14.6375
	4.9750000000000005			11.825
	4.8625			12.774999999999999
	5.612500000000001			13.362499999999999
	4.9625			12.23125
	3.69375			13
	3.1312499999999996			12.793749999999998
	3.587500000000001			13.149999999999999
	5.7562500000000005			13.556249999999999
	5.050000000000001			14.7
	4.300000000000001			12.50625
	2.4812499999999997			12.41875
	2.6687499999999997			13.143749999999999
	2.5125			10.750000000000002
	3.2562499999999996			12.21875
	2.26875			11.293750000000001
	0.42499999999999993			7.95
	0.9624999999999997			7.93125
Nov.	0.3187500000000001			8.39375
	1.7874999999999999			9.368749999999997
	1.6124999999999998			8.712500000000002
	0.53125			8.66875
	0.41874999999999996			8.2875
	0.35			8.19375
	0.7124999999999999			8.46875
	0.29374999999999984			7.5875
	-0.8249999999999996			8.09375
	-0.41874999999999996			7.668750000000001
	0.5374999999999999			8.05
	0.33125000000000004			7.64375
	0.5062500000000001			7.21875
	-0.3625			5.225
	-0.91875			6.368749999999999
	0.08124999999999999			7.5625
	0.12499999999999999			7.51875
	0.26249999999999996			6.88125
	-0.73125			5.818749999999999
	-0.7500000000000001			5.8125
	-0.1187499999999999			6.6187499999999995
	-0.9375000000000002			5.356249999999999
	-2.6937500000000005			2.9750000000000005
	-2.7562499999999996			3.2875
	-1.3625			5.268750000000001
	-1.8249999999999997			4.7625
	-1.5500000000000003			4.6812499999999995
	-2.6625			4.3
	-2.4750000000000005			3.9812499999999997
	-1.96875			4.21875
Dec.	-1.7375			4.300000000000001
	-1.9687500000000002			4.00625
	-2.1125000000000003			4.5562499999999995
	-2.500000000000001			4.206249999999999
	-3.4625000000000004			3.1375
	-2.925			3.55
	-1.44375			5.293750000000001
	0.04374999999999997			5.656249999999999
	-1.9812499999999997			5.4312499999999995
	-1.89375			4.6187499999999995
	-1.7624999999999997			4.55
	-2.04375			3.56875
	-1.6624999999999996			5.39375
	-2.2750000000000004			6.1125
	-1.375			4.9125000000000005
	-1.1000000000000005			5.0687500000000005
	-1.6533333333333335			4.033333333333333

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

41°C

Highest Temp

3 Jul. 26

-19°C

Lowest Temp

31 Jan. 26

Seasonal Breakdown

Hottest MonthJuly32.93°C

Coldest MonthJanuary-7.59°C

Wettest MonthMarch9.98mm

Windiest MonthMarch22.08km/h

McKeesport Climate Change InsightsSee how climate patterns are evolving over time. Temperature shifts, rainfall trends, and extreme events—all in one place.

Weather City Ranking GloballyExplore Real time of the world’s hottest & Coldest Cities based on current temperature data.

Frequently Asked Questions

1. What is the hottest month in McKeesport historically?

July is historically McKeesport's hottest month, with average maximum temperatures around 29°C. During peak heatwave events, the highest recorded temperatures have reached 41°C on 2026-07-03.

2. What is the coldest month in McKeesport historically?

January is McKeesport's coldest month, with average minimum temperatures around -6°C. The all-time record low of -27°C was recorded on 2015-02-20.

3. What is the average annual rainfall in McKeesport over the past 17 years?

McKeesport's average annual rainfall is approximately 1396.9mm, based on records spanning 17 years.

4. How many rainy days does McKeesport experience on average per year?

McKeesport historically records approximately 209.3 rainy days per year. June has the highest number of rain days at an average of 18.8 days.

5. What is the all-time highest temperature ever recorded in McKeesport?

The all-time highest temperature recorded in McKeesport is 41°C on 2026-07-03.

6. What is the all-time lowest temperature ever recorded in McKeesport?

The all-time lowest temperature recorded in McKeesport is -27°C on 2015-02-20.

7. What is the windiest time of year in McKeesport historically?

McKeesport experiences its strongest winds during March. The historic gust record of 42.1 kph was recorded on 2026-03-13.

8. What is the highest and lowest humidity in McKeesport during a year?

Usually, McKeesport's humidity peaks in January at around 82.08% and drops to its lowest in August at approximately 73.8%.

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McKeesport Historic Weather Records
Analyse hottest, coldest, windiest & wettest days