Best year time to visit Trosa

General weather information about Trosa

Average annual temperature is 7.4 °C

Absolute maximum temperature: 27.2 °C

Absolute minimum temperature: -15.0 °C

Number of sunny days: 144 days

Number of rainy days: 190 days

Number of snow days: 31 days

Look at detailed online map of Trosa

* Weather data for Trosa Sweden is based on climate observations for 2026 year

Trosa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)6.08.39.113.620.427.223.221.923.016.78.97.4
Average daytime temperature (°C)2.92.93.28.514.020.619.618.818.29.73.50.4
Average temperature (°C)1.30.30.24.510.316.616.716.215.57.11.8-1.6
Average night temperature (°C)-0.8-2.2-3.50.66.212.013.413.713.04.7-0.3-4.1
Absolute minimum temperature (°C)-5.9-7.5-15.0-6.5-2.66.511.611.89.4-0.7-7.1-10.2

Trosa 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)7.19.311.814.516.918.317.615.412.810.27.86.4
Daylight minimum duration (h)6.08.010.013.015.017.016.014.011.08.06.06.0
Sunshine mean duration (h)2.03.94.710.313.314.313.88.78.15.01.70.7
Precipitation (mm)9833862636248512059798272
Sunny days9148142221522010910
Rainy days209111599262910211516
Snow days2512100000065

Best time to visit Trosa:

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

  • April — 10.3(h)
  • May — 13.3(h)
  • June — 14.3(h)
  • July — 13.8(h)

Months with the longest average daylight duration in Trosa:

  • May — 16.9(h)
  • June — 18.3(h)
  • July — 17.6(h)

The largest precipitation sum in Trosa is at

  • January — 98(mm)
  • March — 86(mm)
  • July — 85(mm)
  • August — 120(mm)