Weather in Castanhal in August

General weather information about Castanhal

Average annual temperature is 27.2 °C

Absolute maximum temperature: 37.9 °C

Absolute minimum temperature: 20.6 °C

Number of sunny days: 63 days

Number of rainy days: 302 days

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* Weather data for Castanhal Brazil is based on climate observations for 2026 year

Castanhal air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)32.132.833.533.732.633.436.136.537.537.937.335.2
Average daytime temperature (°C)28.930.330.630.730.831.033.134.534.835.634.231.8
Average temperature (°C)24.925.525.926.226.526.527.628.728.929.728.927.0
Average night temperature (°C)22.622.823.223.323.723.123.724.424.625.425.024.3
Absolute minimum temperature (°C)21.521.622.122.222.620.622.722.922.923.322.923.2

Castanhal monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)12.012.012.012.011.011.011.012.012.012.012.012.0
Daylight mean duration (h)12.312.212.112.012.011.911.912.012.112.212.312.3
Daylight minimum duration (h)12.012.012.011.011.011.011.011.012.012.012.012.0
Sunshine mean duration (h)7.47.88.18.69.010.411.011.210.410.69.78.3
Precipitation (mm)356402289289181952444385379186
Sunny days0000045121416102
Rainy days312831303126261916152029
Snow days000000000000

Castanhal - weather forecast by months

Castanhal weather in januaryCastanhal weather in februaryCastanhal weather in marchCastanhal weather in aprilCastanhal weather in mayCastanhal weather in juneCastanhal weather in julyCastanhal weather in augustCastanhal weather in septemberCastanhal weather in octoberCastanhal weather in novemberCastanhal weather in december

Best time to visit Castanhal:

The largest precipitation sum in Castanhal is at

  • January — 356(mm)
  • February — 402(mm)
  • March — 289(mm)
  • April — 289(mm)

    • Weather forecast in the closest to Castanhal admin centers

    Weather forecast in the closest towns to Castanhal

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    Frequently asked questions

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