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The weather in March in Costa Rica
It's warm in March in Costa Rica with an average temperature of 28°C. Temperatures this month range from a low of 28°C to a high of 29°C. At night, you can expect temperatures between 19°C and 20°C.
Looking for great weather? March is a good time to be in Costa Rica. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in March for Costa Rica. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 32°C in 2016, Costa Rica reached the highest temperature in March over the past 10 years. The lowest daytime temperature in this month was 23°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 12°C to a highest value of 22°C.
Rainfall amount
In March, there is an average of 45 mm of precipitation, spread over 5 days. The wind speed is around 5 Bft, mostly coming from the East.
Daily weather in March for Costa Rica
Click on any day in March to get detailed info about the usual weather on that day in Costa Rica. Check out the historical temperatures and precipitation over the past 10 years on this day.
March weather comparison
| Costa Rica | New York | |
|---|---|---|
| Average temperature | 28°C | 11°C |
| Max. temperature | 29°C | 14°C |
| Min. temperature | 19°C | -5°C |
| Total precipitation | 45 mm | 63 mm |
| Rainy days | 5 days | 10 days |
Start of March
The month of March starts in Costa Rica with hot temps, averaging around 29°C during the day and nights around 20°C.
Mid March
By mid-March, daytime temps stay steady at around 29°C, with nights around 20°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of March
By the end of March, the average daytime temperature in Costa Rica is around 29°C, while nighttime temps are about 20°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Costa Rica for all months and discover the best travel time
The climate in Costa Rica is based on weather data from San José. Other spots might have different weather. You can check out all destinations in Costa Rica to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in March in Costa Rica. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in March in Costa Rica
Temperature in March in Costa Rica over the years
Precipitation charts
These charts show the average amount of precipitation in March in Costa Rica. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in March in Costa Rica
Total precipitation in March in Costa Rica over the years
Daily UV index in March in Costa Rica
This chart shows the average daily UV index in March in Costa Rica, 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.
Weather experiences in March in Costa Rica
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Average weather in Costa Rica by month
Click on a month below to see detailed weather info for Costa Rica. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.