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

Bozeman Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	-14.5	-1.9		-5.931250000000001	3.6
	-13.6	-1.5		-4.2562500000000005	4
	-12.70625	-1.3		-3.2249999999999996	4.9
	-11.78125	-0.5		-3.6374999999999997	5.5
	-12.175	-2		-3.406250000000001	2.1
	-12.306250000000002	-3.2		-2.1874999999999996	0
	-10.718750000000002	-4.4		-3.1124999999999994	0.7
	-11.275	-6.8		-2.3375000000000004	-3.8
	-10.712499999999999	-7.7		-1.5125	-3.3
	-11.46875	-4.6		-2.74375	3.5
	-12.5	-3.7		-4.46875	4.7
	-12.693750000000001	-1.1		-3.94375	4.8
	-11.350000000000001	1		-2.7812500000000004	6.3
	-11.231250000000001	1.2		-2.8	9
Jan.	-11.83125	-4		-2.975	5.1
	-10.943750000000001	-8.1		-1.34375	-4.8
	-9.581249999999999	-9.2		-0.8937499999999998	1.1
	-9.450000000000001	-5.7		-1.1875	1.4
	-10.58125	-7.7		-1.74375	1.8
	-10.406249999999998	-6.6		-2.14375	-1.7
	-9.86875	-9.8		-1.0687499999999999	-5.8
	-10.681250000000002	-13.5		-2.1562500000000004	-8.1
	-10.262499999999998	-16.7		-2.05	-12.9
	-9.94375	-17.2		-1.9999999999999998	-10.7
	-9.7625	-14.6		-1.9937500000000001	-8
	-10.18125	-14.4		-1.4562500000000003	2
	-9.73125	-8.3		-1.35625	2
	-10.86875	-6.2		-1.0937500000000002	-1.3
	-9.46875	-4.7		-0.7874999999999999	0.9
	-10.21875	-2.8		-0.9125000000000001	3.9
	-11.3	-1.7		-2.40625	6
	-11.887499999999998	-1.2		-2.28125	6.6
	-11.087500000000002	-2.6		-2.29375	1.1
	-12.69375	-0.2		-2.7312499999999997	2.8
	-12.162499999999998	-3.9		-2.9437499999999996	8.2
	-10.51875	-0.8		-2.3187500000000005	12.1
	-10.399999999999999	-0.4		-2.9312500000000004	12.2
	-11.7875	1		-2.5937500000000004	9.8
	-12.612499999999997	-0.3		-3.575	9
	-12.250000000000004	-4.6		-3.73125	4
	-12.637500000000001	-4.1		-3.5749999999999993	2.8
	-13.4125	-3		-3.5749999999999993	1.1
	-11.724999999999998	-4.6		-2.48125	5.3
	-9.631250000000001	-4		-0.36249999999999993	3.2
	-9.887499999999998	-3.5		-1.075	4.3
Feb.	-9.3375	0		-1.0875	7.5
	-9.362499999999999	-1.4		-1.18125	7.2
	-10.656250000000002	-4.9		-1.9375	1.5
	-11.025	-8		-2.1312499999999996	-3.2
	-11.462499999999999	-15.5		-2.3312500000000003	-5.2
	-11.299999999999999	-10.9		-2.95	-2.4
	-12.943750000000001	-8.4		-2.70625	3.3
	-12.925000000000002	-7.1		-4.34375	8.3
	-13.937499999999998	-4.4		-4.2375	6.5
	-13.649999999999999	-0.5		-4.2875	3.8
	-12.418750000000001	-4.6		-3.3187500000000005	2.1
	-12.268749999999999	-4		-2.33125	6.7
	-12.4375	-1.4		-1.86875	6.1
	-10.79375	-2.6		-0.19999999999999996	5.5
	-9.862499999999999	-0.6		0.2749999999999998	9.4
	-10.38125	-0.6		0.9937499999999999	4.1
	-8.693750000000001	-1.5		0.012500000000000282	11.4
	-9.568749999999998	-1.8		-0.11875000000000008	7.3
	-8.799999999999999	-2.4		1.3875000000000004	2.3
	-8.94375	-4.1		1.3312499999999994	0.3
	-8.3875	-2.3		1.8812500000000003	4.5
	-7.79375	-1.2		1.7437499999999995	11
	-8.799999999999999	-6.1		1.1562499999999996	1
	-7.53125	-7.5		2.5249999999999995	-2
	-7.41875	-8.7		3.3874999999999997	2.7
	-5.925	0.5		4.93125	4.9
	-5.375	-3.2		5.137499999999999	-0.3
	-4.63125	-6.5		5.000000000000001	5.1
Mar.	-4.543749999999999	-14.1		4.15625	-3.1
	-5.4125	-4.2		3.60625	6.2
	-5.9312499999999995	1.9		3.06875	9.1
	-5.881249999999999	3		3.8187499999999996	16.1
	-6.074999999999998	5.7		4.2375	18.3
	-6.64375	6.6		4.0125	18.9
	-6.49375	3.8		4.5062500000000005	15.1
	-4.768749999999999	-1.5		4.012499999999999	9.4
	-5.2625	1.2		4.66875	13.8
	-4.968750000000002	5.1		4.6375	15.2
	-5.749999999999999	0.3		4.14375	15.5
	-4.6812499999999995	-3.2		5.168750000000001	4
	-4.2875	-5.3		6.574999999999999	11.4
	-4.10625	1.7		6.4312499999999995	14.7
	-3.7375000000000003	5.4		5.425	15.2
	-3.8312499999999994	-5		4.99375	6.3
	-3.50625	-6.2		5.8875	6.6
	-4.01875	0.2		5.8187500000000005	9.9
	-5.13125	-2.1		5.1625000000000005	6.3
	-5.49375	-2.6		5.168749999999999	6.8
	-3.8124999999999996	-0.2		6.775000000000001	13.9
	-3.4875	1.7		6.749999999999999	14.1
	-3.65625	-1.3		6.1625000000000005	13.3
	-3.6500000000000004	2.2		7.7875	16.6
	-2.825	-2.5		6.731249999999999	11.9
	-4.700000000000001	0.1		6.162500000000001	13.2
	-4.050000000000001	-1.4		8.75	17.7
	-2.0624999999999996	3.8		8.324999999999998	18.3
	-3.61875	1.8		6.4312499999999995	13.2
	-4.05625	0.8		5.35	11.2
	-4.375	2.1		5.550000000000002	12.4
Apr.	-4.312499999999999	1		6.393749999999999	13.2
	-4.06875	-4.2		6.2	1.8
	-3.556250000000001	-7.4		6.662499999999998	2.6
	-3.6500000000000004	-7.8		7.675	9.4
	-3.193750000000001	-2.4		7.368749999999999	14.8
	-2.3937500000000003	4.7		8.931249999999999	19.9
	-2.28125	7.6		9.299999999999999	22.1
	-0.9937499999999999	2		10.2875	13.7
	-0.9125000000000002	-6.7		9.575	3.5
	-0.76875	-7.5		10.00625	-0.1
	-0.41250000000000003	-8.4		10.10625	4.1
	0.275	-7.2		11.031249999999998	3.7
	0.0437499999999999	-4.6		10.912500000000001	4.8
	-0.7062499999999997	-3.7		9.437500000000002	9.3
	-1.4062499999999996	-0.8		8.350000000000001	10.3
	-0.8812499999999995	-2.4		9.89375	11.1
	-0.3812499999999999	0.6		10.2	16.3
	-0.48124999999999996	4.3		11.35	17.6
	0.16249999999999998	4.1		12.274999999999999	18.4
	1.25625	4.5		13.081249999999999	11.6
	1.1687500000000002	-1.6		13.65625	7
	2.15625	-5		12.968749999999998	14.8
	1.1624999999999999	5.5		11.531249999999998	16.2
	0.40624999999999994	4.1		10.75	18
	0.71875	2.4		11.487499999999999	15.9
	0.33124999999999993	5		12.2375	22.1
	1.03125	9		11.46875	22.3
	1.49375	4.7		13.44375	22.6
	1.23125	4.3		14.093750000000002	27.4
	2.69375	2.1		14.025000000000002	16.3
May	3.3874999999999997	1.8		15.243749999999999	14.9
	3.85	-0.3		14.699999999999998	11.8
	4.05	-7.1		14.9625	6.1
	3.1687499999999997	-4		13.73125	8.2
	2.4125	-2.2		12.81875	13.7
	2.4375000000000004	1.6		12.475	13.4
	1.9874999999999996	1.1		13.63125	9.3
	2.86875	0.2		14.699999999999998	14.5
	3.2874999999999996	3.4		13.4125	19
	3.4750000000000005	6.8		12.6375	23.1
	3.0812500000000003	8.1		14.937500000000002	24.8
	4.00625	8.9		15.493750000000002	23
	5.050000000000001	7.8		15.193750000000001	23.6
	5.19375	9.3		14.999999999999998	27.4
	4.8625	10.2		15.73125	24.5
	4.59375	7.4		17.0875	10.8
	5.662499999999999	4.6		17.900000000000002	10.7
	6.08125	2.5		18.275	14.5
	5.99375	3.1		18.131249999999998	16.7
	6.45625	3.9		18.38125	20.8
	6.9625	6.6		19.64375	19.2
	6.912499999999999	6.6		20.368750000000002	24.4
	7.49375	9		20.9625	23.6
	6.999999999999999	1.4		19.312500000000004	14.6
	7.325000000000001	-0.1		19.38125	19
	7.0375	3.5		20.84375	14.9
	7.124999999999999	0.3		18.600000000000005	11.1
	6.18125	2.3		17.1	17.2
	6.63125	4.1		19.65	19.6
	7.3	5.4		19.80625	16.9
	7.29375	3.6		18.95	19.6
Jun.	6.55625	5		19.09375	21
	6.125	9.8		18.212500000000006	26.8
	6.499999999999999	6.8		18.006249999999998	18.7
	6.8812500000000005	5.6		18.443749999999998	21.5
	7.09375	3.6		19.44375	21.7
	6.13125	7.4		17.775	17
	5.8812500000000005	8.2		18.925000000000004	22.4
	6.65625	5.6		19.368749999999995	21.2
	6.762499999999998	4		21.21875	21.8
	8.56875	5.4		22.5125	23.9
	9.55625	6.6		22.84375	22.5
	9.624999999999998	9.7		22.85625	26.2
	10.0625	6.9		23.681250000000002	17.8
	9.843750000000002	4.4		24.125	9.5
	9.575	4.3		23.162500000000005	5.8
	9.70625	5.7		23.500000000000004	18.6
	10.275	6.7		24.25625	22.2
	10.768750000000002	6.8		25.21875	21.8
	11.09375	8.8		24.481250000000006	23.4
	10.93125	9.5		24.14375	27
	10.675	12.1		23.756249999999994	28.2
	10.693750000000001	9.8		24.28125	23.5
	10.5875	10.3		24.662499999999998	26.3
	10.55625	12		25.50625	28.6
	11.481250000000001	11.3		26.281249999999996	27.1
	11.85625	11.6		26.86875	28.7
	11.975	14.3		25.168749999999996	34.4
	11.6	16.3		26.062500000000007	37.4
	12.162500000000001	14.5		26.84375	33.1
	12.156249999999998	14.5		26.181250000000002	33.4
Jul.	11.725000000000001	12.7		25.212500000000002	28.6
	11.862499999999999	13		25.187500000000004	30.2
	11.69375	13.8		26.412499999999998	31.8
	12.3375	12.9		27.2	31.2
	11.931250000000002	14		26.90625	32.2
	12.081249999999999	14.2		27.375	30.9
	12.5625	12.5		26.99375	31.2
	12.34375	14.3		27.39375	30
	12.60625	13.7		27.612499999999994	30.7
	12.6375	16		27.79375	34.8
	12.862499999999999	16.8		27.5625	35.2
	12.731250000000001	16		27.425	33.6
	12.06875	14.7		26.15	32.1
	12.068750000000001	14.1		26.337500000000002	33.2
	11.881250000000001	14.6		26.706249999999997	32.7
	12.356249999999998	13		27.75	32.1
	13.14375	13.6		28.681250000000002	33.1
	13.475	15.7		28.462500000000002	37
	13.31875	13		27.28125	31.9
	12.4625	5.3		27.281249999999996	20.5
	12.94375	3.8		25.718749999999996	23.7
	11.55	7.8		24.65625	28.5
	11.39375	10.9		25.306250000000006	31.7
	11.46875	11.1		26.10625	33.6
	11.118749999999999	14.3		24.900000000000002	33.6
	11.024999999999999	12.2		24.9125	31
	11.2875	10.9		26.55	32.8
	11.68125	11.6		26.268749999999997	32.1
	12.075000000000001	11.8		26.331249999999997	30.3
	12.237500000000002	9.2		26.043750000000006	23.2
	11.549999999999997	11.3		25.86875	22.9
Aug.	11.7375	9.5		26.26875	25
	11.681249999999999		9.2	26.1125		26.3
	11.331249999999997		11.5	26.500000000000004		26.6
	11.2125		10.1	25.9125		24.9
	11.931250000000002		8.2	25.95625		24.9
	11.25625		11.7	24.193749999999994		27.8
	11.312500000000002		13.3	25.6125		31.6
	10.9625		16.1	24.793750000000006		35.9
	10.6375		13.1	24.5625		29.2
	10.6625		10.5	24.20625		23.4
	10.325		9.6	24.600000000000005		24.4
	10.38125		10.6	24.506249999999998		24.9
	10.443750000000001		10.8	23.275000000000002		24.1
	10.61875		10.4	24.2125		24.3
	10.00625		10.2	25.0375		25.1
	10.45		10.3	24.45		24
	9.937499999999998		10.4	23.687499999999996		23.7
	9.774999999999999		9.8	23.818749999999998		24.1
	10.2		10.4	25.275		25.4
	10.368750000000002		10	24.943749999999998		24.2
	9.6375		9.6	22.225		21.9
	8.431250000000002		8.3	22.36875		23.4
	8.8625		9.2	23.499999999999996		23.6
	9.5375		9	23.606249999999996		22.5
	8.69375		8.3	22.362499999999997		22
	7.925000000000001		8	20.425		21
	7.6625000000000005		8	21.231250000000003		21.9
	7.562499999999999		7.4	21.356250000000006		20.8
	7.581250000000001		6.9	22.006249999999998		20.2
	7.76875		7.4	18.881249999999998		20.1
	6.7125		7.1	19.618750000000002		20.7
Sep.	7.0125		7.6	20.01875		20.4
	7.69375			19.5625
	6.3687499999999995			19.218749999999996
	6.731250000000001			19.75625
	6.45625			18.00625
	5.61875			17.11875
	5.406250000000001			17.56875
	5.981249999999999			17.025000000000002
	5.731250000000001			18.29375
	6.325000000000001			18.556250000000002
	6.625			20.44375
	7.2250000000000005			19.91875
	6.4312499999999995			18.700000000000003
	5.34375			17.53125
	4.6625			17.16875
	4.343750000000001			16.937500000000004
	4.14375			15.206249999999999
	4.1125			15.85
	3.56875			14.874999999999998
	2.4312499999999995			12.843750000000002
	2.28125			13.049999999999999
	2.50625			13.35
	3			14.743749999999999
	3.04375			14.53125
	2.1062499999999997			14.49375
	2.4875000000000003			14.799999999999999
	1.6125			12.193749999999998
	-0.20000000000000023			9.256249999999998
	-1.01875			10.318749999999998
	-0.26250000000000007			11.131250000000001
Oct.	0.9999999999999999			11.856250000000001
	0.48750000000000004			12.21875
	0.79375			13.56875
	0.7124999999999999			11.5875
	0.7625000000000002			12.14375
	0.8937499999999999			12.381250000000003
	1.175			12.55
	0.96875			12.187500000000002
	0.07500000000000001			8.45
	-1.3562500000000002			9.725
	-1.95625			8.475
	-3.9375			4.968750000000001
	-4.40625			5.0562499999999995
	-4.49375			6.975000000000001
	-4			6.1312500000000005
	-3.8000000000000007			6.275000000000001
	-2.69375			8.631250000000001
	-2.26875			7.63125
	-2.1625			6.968750000000001
	-2.4875000000000007			5.912499999999999
	-2.8062499999999995			6.774999999999999
	-2.9187499999999997			6.11875
	-4.2375			5.54375
	-5.46875			5.043750000000001
	-5.36875			5.05625
	-6.500000000000001			4.4375
	-7.862500000000001			2.00625
	-9.50625			1.0562500000000001
	-8.03125			2.55625
	-6.731250000000001			3.5875
	-5.9			3.6374999999999997
Nov.	-5.0874999999999995			3.75
	-6.474999999999999			2.7312499999999997
	-8.30625			1.2125
	-7.4625			2.14375
	-8.025			1.5374999999999996
	-8.71875			0.3374999999999998
	-9.1			1.5812500000000003
	-6.499999999999998			3.11875
	-7.65			1.6312499999999999
	-8.487500000000002			0.34375000000000006
	-9.2625			-0.5687499999999996
	-8.749999999999996			0.775
	-9.34375			1.01875
	-9.45			-0.18749999999999994
	-10.756250000000001			-1.6
	-11.43125			-1.7625
	-10.11875			0.2312500000000001
	-9.056250000000002			0.3375
	-10.362500000000002			-0.64375
	-9.35			-0.8750000000000001
	-10.524999999999999			-1.3187499999999996
	-10.618750000000002			-0.6812499999999998
	-9.956249999999999			-1.4937500000000001
	-9.7875			-1.4812499999999997
	-10.66875			-1.83125
	-9.587500000000002			-1.5625
	-8.787500000000001			-0.7124999999999997
	-8.875			-0.5312499999999999
	-8.83125			-0.8375000000000001
	-8.918750000000001			-1.1437500000000003
Dec.	-10.737499999999999			-2.225
	-11.524999999999999			-2.93125
	-12.325			-3.225
	-11.3625			-1.8625000000000007
	-10.65625			-1.9812500000000006
	-11.324999999999996			-1.4937500000000001
	-10.118750000000002			-0.8187500000000002
	-10.71875			-2.6062499999999997
	-12.087499999999999			-2.1624999999999996
	-10.737499999999999			-2.4
	-10.899999999999999			-2.8625
	-12.48125			-4.1187499999999995
	-12.287500000000001			-4.2437499999999995
	-10.762500000000001			-3.38125
	-12.275			-3.806249999999999
	-13.049999999999999			-4.18125
	-13.96			-6.279999999999999

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

37°C

Highest Temp

12 Jul. 26

-17°C

Lowest Temp

24 Jan. 26

Seasonal Breakdown

Hottest MonthJuly30.28°C

Coldest MonthJanuary-6.05°C

Wettest MonthAugust3.76mm

Windiest MonthMarch22.79km/h

Bozeman 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 Bozeman historically?

July is historically Bozeman's hottest month, with average maximum temperatures around 27°C. During peak heatwave events, the highest recorded temperatures have reached 37°C on 2026-07-12.

2. What is the coldest month in Bozeman historically?

February is Bozeman's coldest month, with average minimum temperatures around -11°C. The all-time record low of -37°C was recorded on 2022-12-22.

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

Bozeman's average annual rainfall is approximately 546.4mm, based on records spanning 17 years.

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

Bozeman historically records approximately 167.8 rainy days per year. May has the highest number of rain days at an average of 20.7 days.

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

The all-time highest temperature recorded in Bozeman is 37°C on 2026-07-12.

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

The all-time lowest temperature recorded in Bozeman is -37°C on 2022-12-22.

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

Bozeman experiences its strongest winds during August. The historic gust record of 52.6 kph was recorded on 2026-05-13.

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

Usually, Bozeman's humidity peaks in February at around 87.08% and drops to its lowest in August at approximately 47.9%.

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