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

Jerseyville Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	-4.79375	-3.7		2.6812500000000004	0.3
	-4.75625	-0.5		1.4749999999999999	1.3
	-5.38125	-1.4		2.50625	4.7
	-5.518750000000001	-2.3		1.3125	3.3
	-6.081249999999999	-1.5		1.8125000000000002	6.5
	-6.437500000000001	2.4		0.21874999999999978	8.2
	-6.500000000000001	2.6		1.49375	8.4
	-5.59375	4.2		1.2062499999999998	14.7
	-6.03125	5.3		2.5062500000000005	16.1
	-3.5937499999999996	1.2		4.3875	7.8
	-3.325	-2.6		5.9937499999999995	4.7
	-5.4937499999999995	-1.6		3.3875000000000006	9.5
	-7.0875	1.1		0.39375000000000016	13.2
	-5.774999999999999	-2		1.275	6.8
Jan.	-6.0375000000000005	-6.1		1.2000000000000006	0.8
	-4.7250000000000005	-0.9		2.325	4.9
	-4.668750000000001	-8.9		3.06875	-1.2
	-4.7875	-11.8		3.9937499999999995	-1.3
	-6.175	-12.7		2.2562500000000005	-5.3
	-6.48125	-13.5		0.17500000000000038	3.8
	-6.50625	-3		0.8374999999999998	4.6
	-5.08125	-4.7		2.6125	-1.6
	-4.65625	-14.1		2.2750000000000004	-1
	-4.6812499999999995	-14.1		3.70625	-12.1
	-3.5625	-12.4		3.4437499999999996	-7.9
	-4.03125	-20.9		2.775	-8.2
	-4.6125	-12.4		3.3375	-1.1
	-3.55	-18.6		3.9250000000000007	-1.6
	-3.8500000000000005	-8.3		3.98125	-5.4
	-3.95	-16.2		3.50625	-7
	-3.0249999999999995	-15.5		5.15625	-5.5
	-2.8875000000000006	-14.5		4.8062499999999995	-2.6
	-3.8125000000000004	-5		4.8500000000000005	0.8
	-4.062499999999999	-3.7		5.0375	-0.7
	-4.65	-8.9		4.518750000000001	-2.4
	-5.1312500000000005	-10.8		2.5	1.3
	-4.3125	-0.3		4.16875	2.1
	-4.525	-5.7		4.237499999999999	0.7
	-4.35	-2.9		2.8062500000000004	1.3
	-5.124999999999999	-1.6		2.09375	3.2
	-6.381250000000001	1.6		1.6875	6.8
	-5.637500000000001	-2.5		2.3687500000000004	8
	-6.1625	1.3		1.6812499999999997	4.9
	-6.262499999999999	1.9		3.1124999999999994	11.9
	-4.9625	2.2		4.2437499999999995	6.7
Feb.	-4.1	6.7		4.10625	8.5
	-3.9562499999999994	4.8		3.9125000000000005	12.9
	-4.58125	3.7		4.86875	10.8
	-4.275	10.4		5.26875	20.1
	-3.5	9.5		5.237499999999999	20.3
	-2.48125	1.5		9.168750000000001	10.1
	-0.7375	-1.6		7.7	6.3
	-0.9562499999999999	-6.4		8.59375	1.1
	-1.4687499999999998	-7.9		7.65	1
	-2.85625	-4.1		6.150000000000001	5.7
	-2.95	-2.2		5.3062499999999995	6.8
	-2.8875000000000006	1.2		7.4750000000000005	8.1
	-1.3187500000000003	1.8		9.331249999999997	17.4
	-0.6874999999999999	2.3		9.88125	12.9
	-0.6875	-1.6		9.14375	7
	-2.1437500000000003	0.7		7.9375	3.2
	-2.125000000000001	2.2		7.625	7.7
	-0.6375	5.7		9.643749999999999	14.6
	0.20625000000000027	7.1		8.831249999999999	13.2
	-0.5750000000000001	11.8		10.0125	23.4
	0.70625	8.4		11.243750000000002	18.8
	2.18125	0.5		11.4125	17.9
	3.64375	5.3		13.3875	19.1
	4.1375	16.8		12.0125	24.6
	1.60625	4.7		11.643749999999999	19.7
	1.2375000000000003	-0.7		11.29375	12.2
	3.2437499999999995	5		12.168749999999998	13.3
	4.574999999999999	1.2		13.106250000000001	14.8
Mar.	4.24375	5		15.025	13.6
	4.01875	-6.6		13.725000000000001	-0.2
	3.9937500000000004	-8.3		13.3875	2.4
	3.2437499999999995	0.1		12.2	15.5
	2.625	4.2		11.943750000000001	23.4
	3.03125	10		14.11875	26
	4.5375000000000005	8.1		14.15	22.2
	4.2625	7.9		13.25	24.2
	4.3187500000000005	1.4		13.893749999999999	10.4
	4.54375	2.2		11.687499999999998	15.9
	3.5625000000000004	8		12.0625	21.2
	2.89375	15.8		11.81875	30.3
	3.6124999999999994	5.7		12.581249999999999	14.7
	4.1499999999999995	-1.7		13.33125	13.1
	5.718749999999999	3.4		15.362499999999997	15.5
	5.5375	10.8		16.63125	25.6
	6.3062499999999995	15		14.993749999999999	24.7
	3.718750000000001	8.5		14.356250000000001	10.6
	5.5875	11.1		16.1875	25.1
	6.706249999999999	14.8		17.86875	27.8
	6.618750000000001	5.3		17.06875	17.3
	5.699999999999999	3.4		15.606250000000001	17.7
	6.05625	6.1		15.48125	19.4
	6.2250000000000005	3.6		16.34375	14.8
	7.13125	6		16.89375	27.2
	7.65625	14.3		19.2625	29
	7.962500000000001	10.7		18.55	19.4
	6.9437500000000005	7.5		17.6625	24.5
	7.456250000000001	15.8		18.1375	29.6
	8.118749999999999	19.2		19.337500000000002	30.1
	7.568749999999999	20.2		17.7	31.9
Apr.	7.156249999999998	16.3		17.643749999999997	27.8
	7.4437500000000005	14.7		16.437499999999996	28.1
	8.100000000000001	16.4		18.487500000000004	31.9
	7.95625	5.8		18.76875	15.1
	7.212500000000001	4.3		18.493750000000002	21.1
	7.1812499999999995	4.2		17.400000000000002	22.6
	7.106249999999999	10.3		17.49375	28.3
	7.96875	15.2		17.64375	26.5
	8.293750000000001	13.4		17.987499999999997	29.1
	8.8375	15.3		17.875	22.2
	8.88125	9.9		18.949999999999996	27.1
	8.9625	10		18.8375	28.6
	9.00625	15.6		19.025000000000002	22.9
	9.5375	11.6		19.33125	15.9
	10.51875	9.3		20.881249999999998	17.2
	11.343750000000002	4.6		20.018749999999997	20.4
	10.86875	5.8		20.075000000000003	16.1
	10.49375	6.1		20.03125	15.7
	11.468749999999998	5.8		19.64375	26
	10.2875	14.4		19.24375	27.7
	10.674999999999999	8.7		20.8625	13.1
	11.2375	7.3		21.318750000000005	16.7
	12.35	5.2		23.843749999999996	21
	12.99375	9.1		22.962500000000002	23.7
	12.431249999999999	10.5		22.1375	27
	12.3	10.2		22.18125	23.3
	12.875	7.5		21.725	26.6
	12.875	10.8		22.025	29.2
	11.9125	13.7		22.381249999999998	25.4
	12.568749999999998	7.4		22.150000000000002	25.6
May	12.98125	14.5		21.79375	30.9
	13.006250000000001	18.7		22.4875	31.6
	13.7375	18.3		21.956250000000004	32.1
	13.5875	18.1		22.718750000000004	31
	13.124999999999998	15.4		23.16875	25.3
	14.231250000000001	11.7		23.331250000000004	17
	14.41875	9.9		23.487499999999997	22.5
	13.575	15.1		23.775	21.7
	14.275	17.2		24.1	24.5
	15.3125	17.2		25.599999999999998	28.7
	16.768749999999997	12.8		25.581249999999997	30.4
	16.03125	15.2		25.049999999999997	30.5
	17.162499999999998	16.6		26.212500000000002	31.9
	16.843750000000004	17.5		25.837499999999995	33.1
	17.29375	17		26.425	31.9
	16.393749999999997	19.6		26.01875	30.8
	16.700000000000003	17.7		25.987499999999997	29.1
	15.89375	18.8		25.15	27.9
	16.43125	15.4		25.318750000000005	28.3
	16.35625	12.8		26.962500000000002	28.4
	17.29375	14.4		27.349999999999998	30.9
	18.10625	19.6		27.7875	30.4
	17.393750000000004	21.8		26.86875	31.7
	17.64375	22.7		26.631249999999998	32.9
	16.66875	21.2		26.424999999999997	26.5
	17.262500000000003	23		27.53125	34
	17.631249999999998	24.3		28.15	34.8
	17.924999999999997	20.3		27.662499999999998	34.8
	18.2875	17.3		27.849999999999998	30
	18.23125	18.2		27.531250000000004	29.1
	18.2375	16.9		28.63125	25.3
Jun.	19.04375	13.1		29.175000000000004	27.9
	19.45	14.7		29.025	28.7
	20.137500000000003	15.1		29.718749999999993	34.2
	20.46875	18.9		28.9625	26.4
	19.862499999999997	15.3		29.275000000000002	30.2
	19.76875	18.5		30.362499999999997	30.8
	20.68125	19.1		30.175	26.8
	20.343749999999996	16		29.043749999999996	22
	20.1625	13.9		28.96875	28.6
	19.29375	16.1		28.48125	30.3
	19.537499999999998	20.8		29.80625	31
	20.456250000000004	19.8		29.356250000000006	25.6
	19.8875	21.4		29.168750000000003	30.2
	19.825	22.3		29.1875	34.9
	20.0875	23.9		29.51875	36.1
	20.54375	24		29.79375	36.9
	19.818750000000005	23.5		28.95	36.2
	18.906250000000004	23.1		27.36875	36.9
	18.581249999999997	24.2		29.006250000000005	37.1
	20.025	23.8		29.46875	34.8
	20.725	21.2		30.200000000000006	32.6
	21.06875	19.7		30.1875	31.3
	20.80625	20.6		29.543749999999992	33.1
	20.25	20.7		29.462499999999995	32.8
	20.343750000000004	22.1		29.1875	34.9
	20.15625	21		29.587500000000002	33.7
	20.25	20.9		30.4625	28
	21.11875	19.6		30.706249999999997	32.6
	21.01875	19		30.099999999999994	33.4
	20.80625	19.2		30.662499999999994	33.9
Jul.	20.881250000000005	19.7		29.674999999999997	34.4
	20.8625	21.6		30.356249999999996	31.9
	20.9	22.4		29.6125	34.7
	20.8875	23.1		30.28125	35.4
	21.599999999999998	23.4		31.168750000000003	32.7
	22.05	20.4		31.5375	34.4
	21.256249999999994	22.3		30.093750000000004	34.4
	21	17		30.575000000000003	27.8
	21.575	15.7		31.287499999999998	28.3
	20.95	16.4		30.99375	29.7
	20.924999999999997	19.9		30.41249999999999	33.5
	21.662499999999998	23.5		30.94375	39.2
	21.343750000000004	26.5		30.231250000000003	38.8
	20.91875	25.7		30.23125	36
	20.19375	19.7		29.2875	32.6
	19.525	17.9		28.575	32.6
	19.4125	21.3		27.825	26.6
	19.43125	19.1		29.668749999999996	24
	19.549999999999997	18.5		29.318749999999998	29.7
	20.181250000000002	16.9		30.0375	31.4
	19.60625	18.6		29.01875	33.2
	20.068749999999998	20.3		29.125000000000004	33.9
	20.23125	20.8		29.543749999999996	27.7
	19.56875	18.9		28.912499999999998	32.5
	19.825000000000003	20.3		29.35625	33.4
	20.131249999999998	21.5		29.39375	35
	20.075	24.3		29.225	35.3
	19.812499999999996	24.1		29.7625	36.5
	19.73125	24.5		29.449999999999996	35.7
	19.287499999999998	21.8		28.525000000000002	37.7
	18.66875	25.8		27.6125	35.3
Aug.	18.2125	24.9		27.24375	37.3
	18.89375	24.2		28.081250000000004	31.2
	19.381249999999998	20.7		28.612500000000004	29.6
	19.1			29.125000000000007
	19.156249999999996		19.6	28.875000000000004		25.1
	19.668750000000003		19.2	28.96875		27.6
	19.075		15.6	28.45		28.7
	18.58125		18.7	28.0125		29.1
	17.943749999999998		17.2	28.86875		26.3
	18.212499999999995		17.3	29.450000000000003		27.6
	19.35		19.8	30.125000000000004		30.5
	19.34375		19.1	29.7		29.9
	19.43125		19.5	29.718750000000004		30
	19.3625		19.3	29.8875		29.5
	19.89375		19.3	30.281249999999996		29.8
	19.3		18.7	28.956249999999997		28.4
	19.187500000000004		19	29.625		28.4
	19.39375		18.5	28.21875		27.8
	18.33125		17.5	28.35		28
	18.375		18.1	28.0875		28.4
	18.4125		17.9	27.568749999999994		27.7
	17.006249999999998		17.6	26.93125		27.1
	17.25625		17.4	27.500000000000004		27.3
	16.60625		16.3	27.287500000000005		26.9
	15.687500000000002		15.1	26.606250000000003		25.9
	15.84375		15.8	26.025		26.4
	16.125		15.7	26.906250000000004		26.7
	15.75625		16	26.26875		26.8
	15.35		15.8	26.33125		26.4
	15.175		15.1	26.618750000000002		26.5
	15.16875		15	26.906249999999996		26.7
Sep.	15.59375		15.7	26.95		27.2
	16.3625		16.5	26.418750000000003		26.7
	16.462500000000002		16.3	26.493750000000002		26.1
	16.96875		16	27.587500000000002		26.9
	16.987499999999997			27.193749999999994
	16.650000000000002			27.568749999999994
	16.662499999999998			26.15625
	15.1			24.85625
	14.549999999999999			24.63125
	14.5875			25.037500000000005
	14.56875			25.125
	14.287500000000001			25.106250000000003
	14.474999999999998			24.8375
	13.956250000000002			24.91875
	14.00625			24.256249999999998
	13.806249999999999			23.893749999999997
	13.668749999999998			24.3625
	14.400000000000002			23.637500000000003
	12.9875			22.568749999999998
	12.275			21.987500000000004
	12.275			23.374999999999996
	12.600000000000001			22.443749999999998
	12.181249999999999			21.837500000000002
	10.524999999999999			22.6125
	10.837499999999999			22.387500000000003
	11.443749999999998			22.918749999999996
	11.43125			21.7375
	11.40625			21.356249999999996
	11.281250000000002			20.674999999999997
	10.456249999999999			20.256249999999998
Oct.	9.38125			18.912500000000005
	7.84375			18.5125
	7.699999999999999			18.074999999999996
	7.94375			18.568749999999998
	7.612500000000001			17.29375
	7.887499999999999			18.8625
	8.33125			18.456250000000004
	7.95			19.2875
	9.812499999999998			20.475
	10.275000000000002			18.56875
	9.26875			17.79375
	8.499999999999998			17.431250000000002
	7.437499999999999			16.03125
	5.9625			12.8375
	4.81875			13.89375
	7.30625			14.937499999999995
	5.575			12.862499999999999
	4.168750000000001			13.993749999999999
	5.156249999999999			15.443750000000001
	5.268749999999999			15.775
	7.81875			15.762499999999998
	6.6625000000000005			15.375
	6.71875			15.08125
	5.237500000000001			14.125000000000002
	5.05625			13.943749999999998
	4.55625			14.337499999999999
	5.13125			13.943749999999998
	3.0312499999999996			14.768750000000002
	1.53125			9.831249999999999
	0.64375			9.7
	1.06875			10.6125
Nov.	2.55			11.23125
	2.3249999999999997			10.74375
	2.7437500000000004			11.90625
	1.8624999999999998			10.05
	1.6749999999999998			10.6125
	2.5875			10.41875
	2.79375			11.15
	1.4			9.750000000000002
	1.975			9.243750000000002
	1.95			11.31875
	1.3125000000000002			10.443750000000001
	0.6000000000000001			9.16875
	-0.9375			6.981249999999999
	-0.41874999999999996			6.299999999999999
	0.6937500000000003			8.53125
	0.7124999999999998			8.94375
	0.018749999999999933			7.35625
	-0.006249999999999978			7.675
	0.48125000000000007			8.54375
	0.6562499999999997			8.4625
	-0.26250000000000007			6.956250000000001
	-2.1125			4.937500000000001
	-2.6437500000000003			3.9562499999999994
	-0.6875000000000002			6.3875
	-1.2624999999999997			6.3500000000000005
	-1.3874999999999997			6.43125
	-2.2062500000000003			6.65625
	-1.35			6.1875
	-0.71875			6.75625
	-0.95			6.774999999999999
Dec.	-0.36875			6.35
	-0.9437499999999999			5.61875
	-1.7062499999999998			4.6812499999999995
	-3.4375			4.29375
	-2.3375000000000004			5.3812500000000005
	-1.11875			6.593749999999999
	-1			6.76875
	-2.0375			5.90625
	-1.7187499999999996			5.8875
	-0.7375			6.05625
	-0.8375			6.05
	-0.9437499999999999			6.20625
	-0.9187500000000005			6.425000000000001
	-1.5			5.90625
	-1.5374999999999999			5.33125
	-2.4374999999999996			3.86875
	-2.539999999999999			5.006666666666667

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

39°C

Highest Temp

26 Jul. 26

-21°C

Lowest Temp

26 Jan. 26

Seasonal Breakdown

Hottest MonthJuly33.36°C

Coldest MonthJanuary-6.22°C

Wettest MonthApril5.11mm

Windiest MonthMarch26.44km/h

Jerseyville 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 Jerseyville historically?

July is historically Jerseyville's hottest month, with average maximum temperatures around 30°C. During peak heatwave events, the highest recorded temperatures have reached 39°C on 2026-07-26.

2. What is the coldest month in Jerseyville historically?

January is Jerseyville's coldest month, with average minimum temperatures around -5°C. The all-time record low of -23°C was recorded on 2014-01-06.

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

Jerseyville's average annual rainfall is approximately 1237.2mm, based on records spanning 17 years.

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

Jerseyville historically records approximately 166.4 rainy days per year. May has the highest number of rain days at an average of 18.5 days.

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

The all-time highest temperature recorded in Jerseyville is 39°C on 2026-07-26.

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

The all-time lowest temperature recorded in Jerseyville is -23°C on 2014-01-06.

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

Jerseyville experiences its strongest winds during March. The historic gust record of 50 kph was recorded on 2023-02-27.

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

Usually, Jerseyville's humidity peaks in July at around 78.4% and drops to its lowest in October at approximately 66.9%.

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Yearly Summary 2026

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Jerseyville Historic Weather RecordsAnalyse hottest, coldest, windiest & wettest days

Jerseyville Weather Trend Graph

Yearly Summary 2026

Seasonal Breakdown

Frequently Asked Questions

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Why AQI Standards Vary Across the World - And Why Air Quality Index Matters More Than Ever

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