Best year time to visit Río Grande

General weather information about Río Grande

Average annual temperature is 22.7 °C

Absolute maximum temperature: 32.4 °C

Absolute minimum temperature: 17.0 °C

Number of sunny days: 28 days

Number of rainy days: 337 days

Look at detailed online map of Río Grande

* Weather data for Río Grande Costa Rica is based on climate observations for 2026 year

Río Grande air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)28.132.430.629.430.028.629.029.428.528.928.229.0
Average daytime temperature (°C)26.128.727.728.028.027.227.027.027.226.926.227.5
Average temperature (°C)21.722.922.422.823.322.922.922.922.922.322.423.1
Average night temperature (°C)18.718.618.919.320.320.120.520.420.419.620.320.3
Absolute minimum temperature (°C)17.617.017.418.118.918.719.218.418.918.418.618.1

Río Grande 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)11.711.812.112.312.512.612.612.412.211.911.711.6
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)9.610.99.610.18.97.26.87.27.66.76.110.0
Precipitation (mm)41121677124525823426618566372751
Sunny days482121010027
Rainy days272029292929313030312824
Snow days000000000000

Best time to visit Río Grande:

The best time to visit Río Grande during the most sunny months:

  • February — 10.9(h)

The largest precipitation sum in Río Grande is at

  • October — 663(mm)
  • November — 727(mm)
  • Frequently asked questions

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