Costa Rica Weather in June
What's the weather like in Costa Rica (Estado de Mato Grosso do Sul) in June 2025?
The climate in Costa Rica during June can be summarized as mild and a little damp.
June is in the winter in Costa Rica and is typically the coldest month of the year. Daytime maximum temperatures average around 23°C (74°F), whilst at night 13°C (54°F) is normal.
| Daytime temperature | 23.4°C 74°F |
|---|---|
| Nightly temperature | 12.5°C 54.4°F |
| Average temperature | 17.9°C 64.2°F |
| Daily sunshine | 6 hrs |
| Avg rainfall | 95 mm 3.7 ins |
| Rainy days | 7 days |
| Sea temperature | 20.1°C 68.2°F |
| Humidity | 79% |
| Windspeed | 8.6kph 5 mph |
On average June is the 3rd driest month of the year in Costa Rica with around 95mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
June temperatures in Costa Rica
June rainfall
June hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Costa Rica in June 2025.
Other monthly averages
Costa Rica weather stats
| Hottest month: | February | 31°C 87.8°F |
|---|---|---|
| Driest month: | July | 61mm 2.4ins |
| Sunniest month: | April | 7.2hrs |
| Coldest month: | June | 23.1°C 73.6°F |
| Wettest month: | December | 198mm 7.8ins |
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