The climate in San José during April can be summarized as warm, humid and reasonably dry.
April is in the spring in San José and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 25°C (78°F), whilst at night 16°C (61°F) is normal.
|Daytime temperature||25.3°C 77.5°F|
|Nightly temperature||16.4°C 61.4°F|
|Average temperature||20.8°C 69.4°F|
|Daily sunshine||7.4 hrs|
|Avg rainfall||56 mm 2.2 ins|
|Rainy days||10 days|
|Sea temperature||29.5°C 85°F|
|Windspeed||18.7kph 12 mph|
On average April is the 5th driest month of the year in San José with around 56mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.4 hours of sunshine per day.
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 San José in April 2023.
|Hottest month:||May||25°C 77°F|
|Driest month:||January||7mm 0.3ins|
|Coldest month:||January||22.9°C 73.2°F|
|Wettest month:||September||372mm 14.6ins|