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Weather & Climate

Sem, Vestfold, Norway

Overview

Climate data and monthly weather averages for Sem.

Key Metrics

Annual Avg
6.1°C
Summer Avg
15.8°C
Winter Avg
-3.1°C
Record High
31.1°C
Record Low
-23°C
Annual Precipitation
1056.6 mm
Avg Humidity
88%
Summer Humidity
81%
Winter Humidity
95%

Monthly Averages

MonthHigh (°C)Avg (°C)Low (°C)Rain (mm)Humidity (%)Sunshine (h)Wind (kph)
Jan8.6°-3.5°-23°84.395%931.9
Feb-3.3°-22.6°6595%2528.6
Mar16.8°-19.3°57.490%7127.6
Apr21.2°5.3°-7°61.582%11328.8
May27.3°10.6°-2.4°8479%15625.8
Jun29.3°14.6°4.7°87.378%17325.3
Jul31.1°16.9°7.4°102.381%16122
Aug29.7°15.8°4.8°116.984%12531.2
Sep24°11.9°-0.1°9687%8028.8
Oct18.7°6.2°-6.7°112.892%3831.5
Nov13.3°1.7°-17.7°103.595%1330.4
Dec8.9°-2.4°-22.2°85.695%633.8

Frequently Asked Questions

Sources: NASA POWER · Last updated: 2025

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