Best year time to visit Grimstad

General weather information about Grimstad

Average annual temperature is 8.2 °C

Absolute maximum temperature: 26.1 °C

Absolute minimum temperature: -9.2 °C

Number of sunny days: 135 days

Number of rainy days: 208 days

Number of snow days: 22 days

Look at detailed online map of Grimstad

* Weather data for Grimstad Norway is based on climate observations for 2026 year

Grimstad air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)8.410.211.713.422.526.121.221.923.416.310.29.9
Average daytime temperature (°C)4.36.54.98.914.620.318.218.517.89.74.02.3
Average temperature (°C)2.43.81.86.011.117.015.315.715.17.62.20.4
Average night temperature (°C)0.21.2-1.12.87.213.012.212.912.55.50.3-1.5
Absolute minimum temperature (°C)-5.0-3.8-7.8-4.72.07.59.69.59.2-0.9-6.8-9.2

Grimstad monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.013.015.017.018.018.016.014.011.08.06.0
Daylight mean duration (h)7.29.411.814.416.818.117.515.312.810.37.96.5
Daylight minimum duration (h)6.08.010.013.015.017.016.014.011.09.06.06.0
Sunshine mean duration (h)1.64.85.69.412.914.511.99.77.75.12.11.3
Precipitation (mm)22165148905435154168143170264206
Sunny days813813202376131158
Rainy days21151617117242517201817
Snow days207000000076

Best time to visit Grimstad:

The best time to visit Grimstad during the most sunny months:

  • April — 9.4(h)
  • May — 12.9(h)
  • June — 14.5(h)
  • July — 11.9(h)
  • August — 9.7(h)

Months with the longest average daylight duration in Grimstad:

  • May — 16.8(h)
  • June — 18.1(h)
  • July — 17.5(h)

The largest precipitation sum in Grimstad is at

  • January — 221(mm)
  • November — 264(mm)
  • December — 206(mm)