Best year time to visit Rosa

General weather information about Rosa

Average annual temperature is 26.3 °C

Absolute maximum temperature: 38.9 °C

Absolute minimum temperature: 20.0 °C

Number of sunny days: 28 days

Number of rainy days: 337 days

Look at detailed online map of Rosa

* Weather data for Rosa French Guiana is based on climate observations for 2026 year

Rosa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)30.330.232.632.933.132.732.835.337.438.936.335.1
Average daytime temperature (°C)28.228.230.530.230.331.330.933.135.036.234.031.9
Average temperature (°C)24.124.325.525.525.625.826.027.428.329.127.826.5
Average night temperature (°C)21.722.222.322.823.223.223.123.824.124.724.123.5
Absolute minimum temperature (°C)20.021.020.321.222.122.321.822.422.723.222.521.7

Rosa monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.012.012.012.012.012.012.012.012.012.011.011.0
Daylight mean duration (h)11.912.012.112.212.312.412.412.312.112.011.911.8
Daylight minimum duration (h)11.011.012.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)6.85.59.57.56.98.39.510.910.610.410.29.3
Precipitation (mm)4954651404115703572451015263106176
Sunny days1021100511610
Rainy days302829293030312619252931
Snow days000000000000

Rosa - weather forecast by months

Rosa weather in januaryRosa weather in februaryRosa weather in marchRosa weather in aprilRosa weather in mayRosa weather in juneRosa weather in julyRosa weather in augustRosa weather in septemberRosa weather in octoberRosa weather in novemberRosa weather in december

Best time to visit Rosa:

The largest precipitation sum in Rosa is at

  • January — 495(mm)
  • February — 465(mm)
  • April — 411(mm)
  • May — 570(mm)
  • June — 357(mm)

    • Weather forecast in the closest to Rosa admin centers

    Weather forecast in the closest towns to Rosa

    Explore Rosa

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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