Best year time to visit Osa

General weather information about Osa

Average annual temperature is 14.6 °C

Absolute maximum temperature: 39.8 °C

Absolute minimum temperature: -9.5 °C

Number of sunny days: 194 days

Number of rainy days: 168 days

Number of snow days: 3 days

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* Weather data for Osa United States is based on climate observations for 2026 year

Osa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.821.024.026.429.538.536.339.833.529.225.617.5
Average daytime temperature (°C)9.312.313.719.725.030.032.432.328.320.215.010.6
Average temperature (°C)3.85.77.613.118.723.325.925.721.615.08.75.7
Average night temperature (°C)-0.10.92.97.613.517.620.920.816.510.94.52.3
Absolute minimum temperature (°C)-9.5-9.1-7.21.25.212.916.914.912.5-2.6-4.8-3.9

Osa monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.012.011.010.09.0
Daylight mean duration (h)10.010.812.013.114.114.614.413.512.411.210.29.7
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.57.27.510.110.912.811.311.310.78.17.66.0
Precipitation (mm)5312619760129517710752756271
Sunny days151815171316131617182115
Rainy days14101613181418151313915
Snow days200000000001

Osa - weather forecast by months

Osa weather in januaryOsa weather in februaryOsa weather in marchOsa weather in aprilOsa weather in mayOsa weather in juneOsa weather in julyOsa weather in augustOsa weather in septemberOsa weather in octoberOsa weather in novemberOsa weather in december

Best time to visit Osa:

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

  • June — 12.8(h)

The largest precipitation sum in Osa is at

  • February — 126(mm)
  • March — 197(mm)
  • May — 129(mm)

    • Weather forecast in the closest to Osa admin centers

    Weather forecast in the closest towns to Osa

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    Frequently asked questions

    When is the best time to visit Osa?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Osa.
    What is the weather like in Osa?
    See average temperature, rainfall and daylight hours for Osa by month in the table above.
    How many sunny days does Osa have?
    The monthly weather statistics above show sunshine and rainfall patterns for Osa throughout the year.