Costa Rica
Long-term weather forecast
Long-term weather forecast

May weather forecast and Climate
Herradura, Costa Rica

  • The average high temperature in May: 30°C

Warmest months (with the highest average high temperature) are March and April (32°C).
Months with the lowest average high temperature are June, July, August, September, October, November and December (29°C).

  • The average low temperature in May: 23°C

Months with the highest average low temperature are March and April (24°C).
The coldest month (with the lowest average low temperature) is November (21°C).

  • The average rainfall in May: 331mm

The wettest month (with the highest rainfall) is October (464mm).
Driest months (with the lowest rainfall) are January and February (0mm).

  • The average rainfall days in May: 17 days

Months with the highest number of rainy days are June, August and September (22 days).
Months with the lowest number of rainy days are February and March (7 days).

  • The average sea temperature in May: 29°C

Best months for swimming (with the highest average sea temperature) are March, April, May, June, July and August (29°C).
Coldest months (with the lowest average sea temperature) are January, February, September, October, November and December (28°C).

  • The average daylight in May: 13h

Months with the longest days are May, June and July (Average daylight: 13h).
Months with shortest days are January, February, March, April, August, September, October, November and December (Average daylight: 12h).

  • The average sunshine in May: 7h

Months with most sunshine are February, March and April (Average sunshine: 8h).
Months with least sunshine are September and October (Average sunshine: 5).

  • The average UV index in May: 12

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).