San Jose climate guide: monthly weather averages

The San Jose climate guide is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

Temperature in San Jose (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
Min temperature (night-time)

Sunshine & Daylight in San Jose

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight

Rainfall in San Jose

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
Average monthly rainfall (mm)

More climate for San Jose

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
Heat & Humidity

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Metric (°C / mm)  |  Imperial (°F / inches)

  • Save up to 11% on all inclusive holidays to Costa Rica
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More about San Jose

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

  • Save up to 11% on all inclusive holidays to Costa Rica
  • Book online with First Choice to receive discount
  • FREE kids places & low deposits also available

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San Jose climate by month

Check San Jose climate for a particular month by selecting from the list below. Monthly climate guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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