Measurements:
°C
°F
CURRENT WEATHER
17:55
Sundsvall
50°F
NW 6 mph
Feels like: 46°F
Precip: 0%
World Resorts Sweden Sundsvall Weather

7 Day Weather Forecast

05.07
thu
DAY
52°F
NW 2 mph
precip
0%
NIGHT
34°F
SE 2 mph
precip
0%
05.08
fri
DAY
52°F
NW 10 mph
precip
0%
NIGHT
48°F
N 9 mph
precip
0%
05.09
sat
DAY
58°F
N 13 mph
precip
0%
NIGHT
44°F
SE 6 mph
precip
0%
05.10
sun
DAY
44°F
SE 4 mph
precip
80%
NIGHT
34°F
N 2 mph
precip
0%
05.11
mon
DAY
46°F
W 6 mph
precip
73%
NIGHT
40°F
W 5 mph
precip
100%
05.12
tue
DAY
42°F
SW 17 mph
precip
100%
NIGHT
42°F
NW 1 mph
precip
100%
05.13
wed
DAY
50°F
SE 4 mph
precip
40%
NIGHT
44°F
SE 6 mph
precip
56%

Sundsvall Sea Water Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Sundsvall was 6.4°F. The maximum and minimum values were 4.4°F and 9.1°F respectively.

Sundsvall on the Weather Map

Best Time to Visit Sundsvall
The most sunny months:
July 12 days
June 11 days
May 10 days
The most warm months:
July 70.0 °F
August 67.1 °F
June 64.6 °F
Warmest sea temperature:
August 63.4 °F
July 62.9 °F
September 56.7 °F
The most cold months:
January 20.7 °F
February 24.2 °F
December 25.8 °F
The most rainy months:
July 4 days
September 4 days
August 4 days
The most windy months:
March 7 mph
April 7 mph
June 7 mph
more details