Best year time to visit San Blás

General weather information about San Blás

Average annual temperature is 20.2 °C

Absolute maximum temperature: 26.4 °C

Absolute minimum temperature: 10.6 °C

Number of rainy days: 365 days

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* Weather data for San Blás Costa Rica is based on climate observations for 2026 year

San Blás air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)23.626.425.325.325.824.725.024.724.424.524.824.8
Average daytime temperature (°C)22.024.023.323.824.323.523.323.323.423.022.623.7
Average temperature (°C)18.720.019.820.420.920.720.520.320.220.119.820.3
Average night temperature (°C)15.116.016.316.917.717.617.417.317.217.417.317.1
Absolute minimum temperature (°C)10.614.111.914.115.116.016.415.515.816.115.413.2

San Blás monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.011.012.012.012.012.012.012.012.012.011.011.0
Daylight mean duration (h)11.611.812.112.312.612.712.612.412.211.911.711.6
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)9.710.99.39.58.47.47.07.77.76.07.09.9
Precipitation (mm)322103280215346489807780725751940307
Sunny days000000000000
Rainy days312831303130313130313031
Snow days000000000000

San Blás - weather forecast by months

San Blás weather in januarySan Blás weather in februarySan Blás weather in marchSan Blás weather in aprilSan Blás weather in maySan Blás weather in juneSan Blás weather in julySan Blás weather in augustSan Blás weather in septemberSan Blás weather in octoberSan Blás weather in novemberSan Blás weather in december

Best time to visit San Blás:

The best time to visit San Blás during the most sunny months:

  • February — 10.9(h)

The largest precipitation sum in San Blás is at

  • July — 807(mm)
  • August — 780(mm)
  • September — 725(mm)
  • October — 751(mm)
  • November — 940(mm)

    • Weather forecast in the closest to San Blás admin centers

    Weather forecast in the closest towns to San Blás

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    Frequently asked questions

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