What’s the climate like in Costa Rica?
The current climate of Costa Rica features average monthly temperatures ranging from highs of 28°C during the day to lows of 20°C. The average yearly temperature is around 24°C. At night, temperatures in the colder months average around 13°C and in the warmer months around 21°C.
The highest temperature recorded in Costa Rica in recent years was 38°C in August 2023. The lowest daytime temperature recorded was 6°C in August 2018.
On average, Costa Rica receives 293 mm of precipitation each year. For comparison, London gets 701 mm of precipitation annually.
Curious about the climate in other parts of Peru? Check out the weather and climate in places like Lima, Cusco, Machu Picchu, or have a look at other destinations in Peru.
Best time to visit Costa Rica?
The best time to visit Costa Rica for sunny weather is January through November. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Costa Rica. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Costa Rica
The climate table of Costa Rica shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 27 | 28 | 28 | 26 | 23 | 22 | 21 | 20 | 21 | 20 | 23 | 22 |
| Temp. min (°C) | 21 | 21 | 21 | 19 | 17 | 16 | 14 | 13 | 15 | 14 | 16 | 15 |
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| Precipitation (mm) | 17 | 7,7 | 39 | 2,6 | 0,5 | 10 | 0,7 | 11 | 3,0 | 25 | 38 | 138 |
| UV Index | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 10 | 10 | 10 | 9 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 24°C
- Highest temperature: 28°C in February and March
- Lowest temperature: 20°C in August and October
- Precipitation: 293 mm per year, averaging 24 mm per month
- Driest months: 0,5 mm in May, 0,7 mm in July and 2,6 mm in April
- Wettest months: 138 mm in December, 39 mm in March and 38 mm in November
Table of Contents
Average Temperature per Month in Costa Rica
This graph shows the average maximum temperatures per month in Costa Rica, Peru. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Costa Rica
This graph shows how much precipitation Costa Rica, Peru, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average UV Index per Month in Costa Rica
This graph shows the average UV index per month in Costa Rica, Peru. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Costa Rica
This graph shows the average yearly temperature in Costa Rica, Peru. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Costa Rica
This chart shows the total yearly precipitation in Costa Rica, Peru, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Weather experiences 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.
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