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

Sundsvall Weather Trend Graph

Temperature (°C)

Months

Months	Historic Min Temp.	Min Temp.	Forecasted Min Temp.	Historic Max Temp.	Max Temp.	Forecasted Max Temp.
	-5.5874999999999995	-5.4		-1.43125	-2.6
	-6.2375	-8.5		-2.6687499999999997	-5
	-7.6	-10.8		-2.14375	-8.1
	-7.55	-15.5		-2.5	-12.8
	-10.012500000000001	-16.7		-6.018749999999999	-13.3
	-10.16875	-14.3		-5.2875000000000005	-4.7
	-8.05625	-6.2		-4.28125	-3.1
	-8.237499999999999	-5.5		-2.1875	-0.6
	-6.668750000000001	-15.4		-2.6062499999999993	-3.4
	-8.23125	-20.6		-3.125	-15
	-7.7250000000000005	-19		-1.8875000000000002	-12.1
	-8.1	-16.6		-2.0687499999999996	-5.2
	-9.262500000000001	-9.8		-3.656250000000001	-6.1
	-9.88125	-8		-5.73125	-1.6
Jan.	-9.693750000000003	-8.5		-4.16875	-0.9
	-7.981249999999999	-5.6		-2.85625	1
	-8.3625	-7.4		-2.25625	1.7
	-7.137500000000001	-8.4		-2.8875	-2
	-8.375	-13.7		-3.0124999999999997	0.5
	-8.4875	-15.1		-4.16875	-0.6
	-8.787500000000001	-13.9		-3.531250000000001	-1.4
	-8.45625	-11		-3.8624999999999994	-2.6
	-9.024999999999999	-11.7		-2.6625	-6.7
	-6.7124999999999995	-15.9		-2.40625	-8.5
	-7.2437499999999995	-20.1		-2.7062500000000003	-9.6
	-7.5249999999999995	-20.7		-2.175	-10.4
	-6.993750000000001	-20.1		-2.5125	-12.5
	-5.6	-20.3		-1.1937500000000003	-10.5
	-5.800000000000001	-19.2		-1.5937499999999998	-10.6
	-6.531250000000001	-17.1		-3.3437499999999996	-9.4
	-8.66875	-16.8		-3.35	-7.4
	-8.443749999999998	-19.3		-2.825	-8.5
	-9.049999999999999	-20.4		-4.28125	-8.9
	-10.5125	-22.4		-4.668750000000001	-10.4
	-10.193750000000003	-21.9		-4.9937499999999995	-9.1
	-8.874999999999998	-22		-3.4312500000000004	-8.1
	-8.4625	-20.3		-3.2875000000000005	-8.9
	-8.93125	-21.7		-3.0250000000000004	-7.8
	-9.137500000000001	-20		-2.89375	-7.4
	-7.90625	-20.4		-2.825	-6.4
	-7.1625	-14.1		-2.4687500000000004	-7.3
	-7.275	-22.7		-2.65	-10.6
	-7.0062500000000005	-24.4		-1.55625	-11.1
	-5.9937499999999995	-24.5		-0.5249999999999997	-10.7
	-6.11875	-23.7		-1.3249999999999997	-9.4
Feb.	-7.40625	-18.2		-1.575	-4.5
	-6.768750000000002	-18.4		-1.4625000000000001	-5.1
	-5.781250000000001	-16.5		-1.1312499999999999	-4.4
	-6.93125	-16.2		-1.7875	-6.4
	-7.2124999999999995	-20.2		-2.2375000000000003	-6.8
	-9.04375	-17.6		-2.7687500000000003	-3.2
	-7.875	-10.4		-2.2687500000000003	0.3
	-7.656250000000001	-12		-2.0437499999999997	-1.7
	-6.64375	-11.1		-1.0875000000000001	-2.9
	-5.768750000000001	-16.6		-0.22500000000000003	-2.7
	-6.1312500000000005	-18.4		0.0437499999999999	-1.7
	-5.312499999999999	-3.8		0.03749999999999987	0.5
	-4.51875	-0.1		0.8875000000000002	0.9
	-4.79375	-8.4		1.125	1.1
	-4.61875	-8.7		1.075	0.4
	-3.425	-11.4		1.425	0.3
	-4.5125	0.4		0.5375000000000001	2.7
	-4.881250000000001	1.2		-0.7875000000000001	4.1
	-5.875	-3.4		-0.8750000000000003	3.5
	-5.94375	-4.5		0.22499999999999998	3.7
	-5.76875	-4		0.86875	5
	-4.71875	-3.4		0.8	5.7
	-5.79375	-2.3		-0.3	5.5
	-5.38125	-3.6		0.6500000000000001	6.5
	-5.9625	-1.2		1.2000000000000002	5.4
	-5.737500000000001	-0.5		1.0875000000000001	5.5
	-5.637499999999999	2.4		1.4187500000000002	5.9
	-5.8812500000000005	-0.4		1.1125	4.7
Mar.	-4.987500000000001	-2.6		1.1125	3.3
	-4.812499999999999	-4.1		1.5062499999999999	3.3
	-4.14375	-3.2		1.9375	4.6
	-3.6	2.1		2.50625	9.3
	-5.062499999999999	0.1		1.6375	7.4
	-3.8375000000000004	-0.7		3.2875	8.9
	-3.2874999999999996	0.2		3.2125000000000004	9.5
	-2.9937500000000004	-0.3		4.03125	7.8
	-2.31875	0.5		4.23125	6.4
	-3.2187500000000004	-1.7		3.9312500000000004	4.7
	-3.4562500000000007	0.7		3.59375	3.8
	-3.51875	0.6		3.05	5.4
	-2.8	-0.2		4.0874999999999995	5.8
	-2.5687499999999996	0.5		4.15625	7.1
	-3.1437499999999994	-1.7		3.8687500000000004	6.8
	-3.4687499999999996	-0.5		3.3187499999999996	3.4
	-3.5250000000000004	-2.2		3.2187500000000004	2.9
	-2.8562499999999993	-2		4.29375	11.4
	-2.09375	-0.4		4.831249999999999	5.6
	-2.6374999999999997	-1.5		4.656250000000001	7.3
	-1.9375000000000002	-0.6		4.468749999999999	1.3
	-2.7375000000000003	-3.9		3.1437499999999994	3.6
	-1.3375	1.2		3.9812499999999997	5.4
	-1.7125000000000001	1.2		4.16875	4.9
	-1.3687500000000001	-0.9		5.124999999999999	5.4
	-0.9500000000000002	-1.2		5.7125	5.9
	-1.7875	-1.4		5.78125	4.9
	-1.2062499999999998	-1.5		6.437500000000001	6.1
	-0.79375	-0.7		6.3875	6.3
	0.01250000000000016	-0.4		7.712499999999999	7.7
	-0.5562499999999999	0.2		7.28125	7.8
Apr.	-0.2374999999999999	0.8		7.331250000000001	10.7
	-0.38125000000000003	2.2		7.55	11.7
	0.8062500000000001	2.5		9.424999999999997	10.9
	0.70625	1.1		8.63125	8.6
	0.83125	0.7		9.31875	7.8
	1.2062500000000003	-0.3		10.01875	13.1
	1.05	3.6		10	15.7
	1.3749999999999998	5.7		9.231250000000001	10.5
	0.59375	4.2		8.406250000000002	9.8
	0.4875	5.1		8.756250000000001	11.8
	1.0812499999999998	1.5		8.768749999999999	5.9
	1.2000000000000002	0.8		8.593749999999998	8.2
	0.3562500000000001	0.4		8.80625	8.2
	0.95625	-1		8.6375	9.3
	0.6624999999999996	1.1		8.8	9
	1.175	9		8.44375	16.7
	1.20625	6.2		9.375	17.6
	1.08125	5.8		8.918750000000001	17.4
	0.8	1.8		8.58125	11.8
	0.65	1.3		9.20625	13.3
	1.55	1.5		10.5625	8.9
	1.9249999999999998	-1.1		10.075000000000001	10.3
	1.9312499999999997	0.4		10.743750000000002	11.3
	1.8250000000000002	1		10.9	12.3
	2.93125	4.3		11.4875	14.8
	3.6687500000000006	3		10.7	12.1
	3.3625000000000007	2.5		13.00625	10.3
	3.76875	1.7		12.425	11
	4.6125	0.8		13.843750000000002	11
	4.456250000000001	4.3		12.693750000000001	8.9
May	4.675000000000001	3.6		13.25625	10.2
	5.1499999999999995	3.4		14.2875	14.1
	5.500000000000001	5		14.106250000000001	13.2
	6	4.9		15.675	15.9
	6.575	5.3		16.7375	16.1
	6.9125000000000005	6.9		16.24375	19.1
	6.625	8.5		16.10625	18
	6.79375	8.8		16.09375	21.1
	6.36875	9.4		14.312500000000002	20.7
	6.674999999999999	10.2		15.61875	18.3
	6.512499999999998	7.8		15.025	15.5
	7.187500000000001	7.6		15.487499999999999	14.9
	6.15	7.2		14.512500000000003	15.1
	6.65	6.5		15.737499999999999	16.4
	7.093749999999999	8.2		15.25625	19.5
	6.9875	7.5		16.39375	15.4
	7.662499999999999	6.8		16.15	17.4
	7.14375	7.2		16.13125	15.5
	8.056249999999999	6.7		18.668750000000003	18
	8.63125	8.5		17.343749999999996	17.7
	8.225	7		16.525	16.6
	7.79375	8.7		16.0625	16.9
	7.6875	8.8		16.725	17.3
	8.4	11.5		17.49375	18.7
	8.83125	9.7		17.79375	19.9
	8.856250000000001	8.9		17.20625	17
	8.925	7.3		17.318749999999998	18
	9.337499999999999	7.7		18.012500000000003	17.6
	9.2625	6.8		17.40625	16.3
	8.649999999999999	6.9		17.075	16.5
	9.0125	7.4		17.7375	10.8
Jun.	9.718750000000002	8.6		18.856249999999996	15.1
	9.324999999999998	9.5		18.1875	16.8
	9.7875	10.4		18.60625	21.5
	10.39375	9		17.59375	18.9
	10.18125	8.1		17.66875	20.5
	9.6375	10.5		17.60625	27.2
	9.3625	10.4		17.875	21.3
	9.675	7.5		17.1875	16.4
	9.924999999999999	8.1		17.99375	17
	10.29375	9.6		18.631249999999998	18.6
	11.16875	10.4		20.187499999999996	20.5
	11.043750000000001	12.2		20.150000000000002	18.4
	11.6	11.5		19.9875	22.5
	11.137500000000001	12.5		20.637499999999996	25.2
	11.64375	12.7		20.10625	20.2
	11.581249999999999	12.5		19.593750000000004	22.1
	11.331249999999999	12.1		20.06875	15.3
	11.56875	8.2		20.3625	18.9
	11.15	9.4		19.7125	19.8
	11.168750000000001	12.7		19.29375	21.9
	11.30625	9.4		19.443750000000005	19.3
	11.25625	6.8		18.599999999999998	13.4
	11.15625	8.5		19.7375	15
	11.537500000000001	8.8		19.95625	16.6
	11.856250000000001	9.5		20.4625	22.9
	11.81875	10.7		20.95	22.8
	11.78125	12		20.3125	25.1
	11.7	12.8		20.41875	23.6
	12.012499999999998	9.8		20.5875	24.2
	11.799999999999999	13		20.6125	28.2
Jul.	11.5625	16.3		20.19375	29
	12.218750000000002	13.1		20.01875	26.2
	11.96875	13.5		20.95	26.7
	12.181249999999999	9.9		19.4125	17.1
	12.375	9.5		20.643749999999997	19.1
	12.237499999999999	7		21.01875	18.6
	12.499999999999998	8.9		21.56875	19.4
	12.249999999999996	11.5		20.65	19
	12.424999999999997	9.8		21.31875	21
	12.80625	10.6		21.875000000000004	20.9
	13.312500000000002	10		22	17.1
	13.981249999999998	11.4		22.543750000000003	21.2
	13.693750000000001	9.2		22.168749999999996	19.6
	13.731249999999998	11.7		21.581250000000004	20.7
	13.424999999999997	8.6		20.637500000000003	20
	13.375	12.7		20.49375	26.9
	13.275000000000002	13.2		20.80625	23.9
	12.5	9.2		20.46875	19.8
	12.025	9.3		20.506250000000005	21.2
	12.6375	7.9		20.918749999999996	18
	13.18125	9.2		20.268749999999997	18.9
	12.587500000000002	11.6		19.41875	15.1
	12.212499999999999	12.6		19.581249999999997	19.1
	12.3125	11.2		20.431250000000002	18.3
	12.624999999999998	8.5		20.981250000000003	20.3
	13.006249999999998	10.5		19.718750000000004	23.2
	12.337499999999999	11.4		19.187499999999996	17.6
	11.662500000000001	10.2		18.80625	16.6
	11.28125	10.1		18.73125	17.9
	11.28125	10		19.612499999999997	17.4
	11.28125	11		20.075	24.4
Aug.	11.474999999999996	13.8		19.775000000000002	20.9
	11.49375	12.8		19.081249999999997	16.6
	11.1		9.8	19.8125		19.9
	10.781249999999996		8.9	18.5375		16.2
	10.825000000000001		9.2	18.868750000000002		16.5
	11.16875		7.5	18.418750000000003		15.1
	11.174999999999997		8.2	18.64375		18.2
	10.631250000000001		8.7	17.5125		14.7
	10.637500000000001		7.5	18.19375		16.4
	10.3375		6.9	17.2875		16
	9.712499999999999		9.7	17.593750000000004		17.8
	10.175		10.3	17.506249999999998		17
	10.1875		10.1	17.44375		17.3
	9.468750000000002		9.9	17.218749999999996		17.5
	9.71875		10.1	17.168750000000003		17.1
	9.7625		10	16.98125		17
	9.531249999999998		9.6	16.8625		16.9
	9.237499999999999		9.4	16.706250000000004		16.6
	8.6375		9	16.1375		16.3
	8.7625		8.8	16.462500000000002		16.4
	8.7125		9.1	16.63125		16.6
	9.637500000000001		9.7	17.1375		17.3
	9.674999999999999		9.3	16.962500000000002		16.9
	8.743749999999999		8.7	16.556250000000002		16.5
	9.46875		9.7	16.849999999999998		16.5
	9.55		9.5	16.3625		16.5
	9.525		9.7	16.6125		16.7
	9.35		9.6	15.999999999999998		15.9
	9.631249999999998		9.2	15.9375		15.6
	8.731250000000001		8.5	15.231250000000001		15.1
	8.2375		8.3	14.681250000000002		14.5
Sep.	7.968750000000001		8.1	14.149999999999999		14.4
	7.9		8	13.562499999999996		13.4
	7.4750000000000005			13.625
	7.06875			12.65
	7.65625			13.9875
	7.31875			13.91875
	7.05			13.675
	6.331250000000001			12.81875
	6.04375			11.143749999999999
	5.76875			10.95625
	5.7875			11.54375
	6.1812499999999995			12.4
	6.26875			11.681249999999999
	6.55			11.66875
	6.0562499999999995			12.193750000000001
	5.737500000000001			11.56875
	5.324999999999999			11.274999999999999
	5.406250000000001			11.450000000000001
	5.3187500000000005			10.65
	5.14375			11.262500000000001
	5.2124999999999995			10.0625
	4.45625			9.712500000000002
	4.43125			9.674999999999999
	4.087500000000001			8.95
	4.34375			8.774999999999999
	4.4125000000000005			8.931250000000002
	3.8812499999999996			8.806249999999999
	3.4000000000000004			8.275
	2.25625			8.06875
	3.0187500000000003			8.35
Oct.	2.35			7.44375
	2.025			7.61875
	1.6687499999999997			6.65625
	1.9375			7.156250000000001
	1.4812500000000002			6.45625
	1.13125			5.725
	0.8374999999999999			5.39375
	1.975			6.08125
	2.00625			6.093749999999999
	1.7874999999999999			6.125000000000001
	2.7562500000000005			6.61875
	1.36875			6.043750000000001
	1.01875			5.40625
	1.7874999999999999			6.15
	0.6812499999999999			5.5562499999999995
	0.8875000000000002			5.15
	1.4749999999999996			5.35625
	0.9625000000000001			5.2875
	1.7562499999999996			6.012500000000001
	2.3437500000000004			6.225
	1.5687500000000003			5.606249999999999
	0.49374999999999986			4.1375
	0.78125			4.175
	0.48749999999999993			3.5500000000000003
	0.06874999999999992			3.51875
	-0.29999999999999993			2.78125
	0.006250000000000033			2.85625
	-0.3312499999999999			3.6062499999999997
	-0.11874999999999987			3.6937500000000005
	-1.575			2.0749999999999997
	-2.0749999999999997			1.4874999999999998
Nov.	-1.5625000000000002			2.225
	-0.9750000000000001			2.39375
	-1.4625000000000001			2.475
	-2.3437499999999996			1.31875
	-2.6374999999999997			0.4312499999999999
	-3.725			0.05625000000000008
	-3.2624999999999997			-0.15625
	-3.2375			0.5625
	-2.2687500000000003			1.2874999999999996
	-2.5437499999999997			1.1937499999999996
	-3.5625			-0.08750000000000002
	-3.1937499999999996			0.5312499999999999
	-3.118750000000001			0.5437500000000001
	-4.1812499999999995			-0.2749999999999999
	-4.5874999999999995			-1.38125
	-4.8625			-1.6687499999999997
	-4.4875			-1.31875
	-4.775			-0.9062500000000001
	-4.775			-0.37500000000000006
	-5.04375			-1.6312499999999999
	-6.425000000000001			-1.51875
	-6.175000000000001			-2.0625
	-6.781249999999999			-1.44375
	-5.1625			-0.7687499999999998
	-4.3125			-0.16874999999999996
	-4.6937500000000005			-0.53125
	-4.9875			-0.9749999999999999
	-5.231249999999999			-1.4875
	-7.593749999999999			-3.5375
	-7.568749999999999			-2.89375
Dec.	-6.493749999999999			-2.2437500000000004
	-6.3625			0.225
	-4.449999999999999			-0.30625
	-5.043750000000001			0.2749999999999998
	-4.062499999999999			0.03125000000000011
	-3.8750000000000004			0.09375000000000006
	-5.35625			-1.3437499999999998
	-6.206249999999999			-2.15
	-5.949999999999999			-2.16875
	-7.8625			-1.8875000000000006
	-6.49375			-1.0312499999999998
	-5.125			-0.51875
	-5.6625000000000005			-0.96875
	-7.34375			-1.2812500000000004
	-6.4937499999999995			-0.96875
	-5.3374999999999995			0.11874999999999994
	-4.6066666666666665			0.09333333333333324

Max Temp.

Historic Max Temp.

Min Temp.

Historic Min Temp.

Yearly Summary 2026

29°C

Highest Temp

15 Jul. 26

-24°C

Lowest Temp

13 Feb. 26

Seasonal Breakdown

Hottest MonthJuly21.08°C

Coldest MonthFebruary-17.35°C

Wettest MonthAugust3.14mm

Windiest MonthMay18.73km/h

Sundsvall 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 Sundsvall historically?

July is historically Sundsvall's hottest month, with average maximum temperatures around 21°C. During peak heatwave events, the highest recorded temperatures have reached 32°C on 2020-06-25.

2. What is the coldest month in Sundsvall historically?

January is Sundsvall's coldest month, with average minimum temperatures around -8°C. The all-time record low of -24°C was recorded on 2026-02-13.

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

Sundsvall's average annual rainfall is approximately 690.7mm, based on records spanning 17 years.

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

Sundsvall historically records approximately 194.3 rainy days per year. August has the highest number of rain days at an average of 18.2 days.

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

The all-time highest temperature recorded in Sundsvall is 32°C on 2020-06-25.

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

The all-time lowest temperature recorded in Sundsvall is -24°C on 2026-02-13.

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

Sundsvall experiences its strongest winds during December. The historic gust record of 50.4 kph was recorded on 2025-12-27.

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

Usually, Sundsvall's humidity peaks in February at around 90.4% and drops to its lowest in May at approximately 66.05%.

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