Temperatures in April
It's warm in April in San José with an average temperature of 23°C. Temperatures this month range from a low of 21°C to a high of 27°C. At night, you can expect temperatures between 11°C and 16°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for San José in April. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of April
The month of April starts in San José with warm temperatures, averaging around 25°C during the day and nights close to 15°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-April
By mid-April, the average daytime temperature drops to around 23°C, with nights close to 13°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of April
By the end of April, the average daytime temperature in San José will be around 22°C, with nights close to 13°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
Precipitation in April
In April, there is an average of 122 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the Southeast.
The average precipitation chance is 27% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in April for San José. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
San José in April |
London | ||
|---|---|---|---|
 Average Temperature |
23°C | 15°C | |
 High Temp |
27°C | 18°C | |
| Low Temp |
21°C | 12°C | |
 Total Precipitation |
122 mm | 29 mm | |
| Rainy Days |
8 days | 7 days | |
March
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is April a good time to visit San José?
After some sun? Then April isn’t the best time to be in San José. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for San José in April
With 33°C, San José hit the highest temperature in the last 10 years in April 2018. The lowest daytime temperature in this month was 12°C in 2016. The extreme night temperatures ranged from a low of 3°C to a high of 23°C.
Check out the climate of San José for all months and discover the best travel time
Daily Temperature in April in San José
This chart shows the average daily temperatures, both day and night, for each day in April in San José, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in April in San José
The chart below shows the average daily precipitation in April for San José, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for April, you can expect around 8 days of rain in San José.
Daily UV Index in April in San José
This chart shows the average daily UV index in April in San José, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in April in San José Over the Years
This chart shows the average temperature in April in San José, measured in degrees Celsius, over the past years.
Total Precipitation in April in San José Over the Years
This chart shows the average precipitation in April in San José, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in April for San José
Click on a specific day in April for detailed info on the typical weather on that day in San José. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in April in San José
Have you been to San José in April?
Share your weather experience in April in San José.
Average Weather in San José by Month
Click on a month below to see detailed weather info for San José. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
