ClimateForecastNovemberDecember >>

Humacao Climate by Month

Humacao has a steady warm climate throughout the year. It also has a relatively rainy climate with high levels of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

In Humacao temperatures are generally consistent throughout the year. On average, daytime temperatures range from a very warm 30°C in September to a comfortable 27°C in February. Nighttime temperatures can drop, with averages reaching 23°C in February.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Humacao experiences significant rainfall throughout the year, averaging 1450 mm of precipitation annually. The seasons in Humacao, bring significant changes in precipitation. The wettest month, September, receives heavy rainfall, with an average of 192 mm of precipitation. This rainfall is distributed across 18 rainy days. In contrast, the driest month, February, experiences much less rainfall, totaling 61 mm over 15 rainy days. These distinct seasonal differences provide diverse experiences throughout the year.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Humacao enjoys sunny spells year-round. March sees up to 9.5 hours of daily sunshine, perfect for a sunny trip. November, the least sunny month, still offers a generous 6.8 hours of sun despite this cloudier time of the year.

Monthly hours of sunshine

Data from: San Juan, Puerto Rico (36 KM, 22 Miles).

Daily hours of sunshine

Data from: San Juan, Puerto Rico (36 KM, 22 Miles).

The best time of year to visit Humacao in Puerto Rico

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Humacao?
    Most rainfall (rainy season) is seen in August, September and October.
  • Which is the hottest month in Humacao?
    September has an average maximum temperature of 30°C and is the hottest month of the year.
  • Which is the coolest month in Humacao?
    The coolest month is February with an average maximum temperature of 27°C.
  • Which is the wettest month in Humacao?
    September tops the wettest month list with 192 mm of rainfall.
  • Which is the driest month in Humacao?
    February is the driest month with 61 mm of precipitation.
  • Which is the sunniest month in Humacao?
    March is the sunniest month with an average of 284 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Humacao

    Thu   Nov 21
    31°C | 19°C
    SE 11 km/h
    1 mm
    partly cloudy and small chance of rain

    partly cloudy and small chance of rain

    Fri   Nov 22
    30°C | 20°C
    SE 11 km/h
    2.8 mm
    broken clouds and rain

    broken clouds and rain

    Sat   Nov 23
    30°C | 22°C
    SE 7 km/h
    8.4 mm
    partly cloudy and thunder

    partly cloudy and thunder