World Resorts Norway Trondheim Weather

Trondheim 14 Days Forecast

05.08
wed
Day
55°F
W 5 mph
Precip.
17%
Night
52°F
SW 7 mph
Precip.
18%
06.08
thu
Day
55°F
NE 5 mph
Precip.
23%
Night
50°F
SE 12 mph
Precip.
24%
07.08
fri
Day
52°F
E 12 mph
Precip.
40%
Night
50°F
NW 4 mph
Precip.
22%
08.08
sat
Day
59°F
NW 4 mph
Precip.
5%
Night
55°F
SE 6 mph
Precip.
25%
09.08
sun
Day
54°F
W 1 mph
Precip.
65%
Night
54°F
E 21 mph
Precip.
31%
10.08
mon
Day
54°F
E 6 mph
Precip.
29%
Night
50°F
SE 9 mph
Precip.
75%
11.08
tue
Day
48°F
E 17 mph
Precip.
34%
Night
48°F
NE 6 mph
Precip.
22%
12.08
wed
Day
55°F
W 4 mph
Precip.
7%
Night
50°F
W 2 mph
Precip.
72%
13.08
thu
Day
57°F
SW 4 mph
Precip.
23%
Night
55°F
W 2 mph
Precip.
33%
14.08
fri
Day
57°F
E 7 mph
Precip.
51%
Night
52°F
N 2 mph
Precip.
37%
15.08
sat
Day
54°F
NW 3 mph
Precip.
26%
Night
52°F
E 6 mph
Precip.
42%
16.08
sun
Day
54°F
E 6 mph
Precip.
34%
Night
50°F
SW 6 mph
Precip.
21%
17.08
mon
Day
52°F
E 2 mph
Precip.
29%
Night
50°F
E 4 mph
Precip.
24%
18.08
tue
Day
54°F
SW 3 mph
Precip.
12%
Night
55°F
SW 4 mph
Precip.
17%

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 60.0°F. The highest and lowest sea temperatures during the month were 67.6°F and 55.4°F.

Air temperature in Trondheim, °F

Precipitation total in Trondheim, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Trondheim

Sunniest months:
July 8 days
May 8 days
August 8 days
Warmest months:
July 63.4 °F
August 62.1 °F
June 58.8 °F
Warmest sea temp:
August 59.4 °F
July 59.4 °F
September 54.9 °F
Coldest months:
January 26.7 °F
February 29.5 °F
December 29.7 °F
Rainiest months:
September 6 days
July 5 days
August 5 days
Windiest months:
January 8.3 mph
December 8.0 mph
March 7.9 mph

Trondheim on a weather map

Trondheim
+52°F
SW 7 mph
Feels like: +50°F
Precip.: 18%
Places in Norway:
Name
°F
+57°F
+55°F
+55°F
+63°F
+59°F
+43°F
+52°F
+48°F
+48°F
+59°F
24 Hours Forecast
Trondheim
Local time: 23:19
August 06, thursday
0000
52°F
SW
7 mph
0300
52°F
SW
6 mph
0600
52°F
SW
4 mph
0900
54°F
SE
1 mph
1200
55°F
NE
5 mph
1500
57°F
SE
14 mph
1800
55°F
SE
17 mph
2100
52°F
SE
17 mph
Units of measurement: °C / °F