Monthly Weather in Costa Rica
What is the average monthly temperature in Costa Rica?
The average monthly temperature in Costa Rica ranges from 21.6°C (70.9°F) in January to 23.7°C (74.7°F) in May. Costa Rica temperature by month is given in the table below.
| Month | Celsius | Fahrenheit |
|---|---|---|
| January | 21.6°C | 70.9°F |
| February | 21.9°C | 71.4°F |
| March | 22.0°C | 71.6°F |
| April | 22.9°C | 73.2°F |
| May | 23.7°C | 74.7°F |
| June | 22.9°C | 73.2°F |
| July | 23.4°C | 74.1°F |
| August | 23.0°C | 73.4°F |
| September | 23.0°C | 73.4°F |
| October | 22.2°C | 72.0°F |
| November | 22.5°C | 72.5°F |
| December | 22.9°C | 73.2°F |
What is the hottest month in Costa Rica?
The hottest months in Costa Rica are May, July and August. During May the average temperature outside is 23.7°C (74.7°F), in July it is 23.4°C (74.1°F) and during August the air temperature is around 23°C (73.4°F).
What is the coldest month in Costa Rica?
The coldest months in Costa Rica are January, February and March. In January the average air temperature drops to 21.6°C (70.9°F), in February air temperature is 21.9°C (71.4°F) and during March it is 22°C (71.6°F).
How much does it rain on average in Costa Rica?
On average it rains for 12 month(s) in Costa Rica with an average of 27.2 days of rain per month. In total Costa Rica has 327 rainy days in a year.
When does it rain the most in Costa Rica?
In Costa Rica it rains the most during the following months.
- October - on average 11.6mm (0.46 inches) of rainfall per day.
- November - on average 9.29mm (0.37 inches) of rainfall per day.
- June - on average 6.99mm (0.28 inches) of rainfall per day.
- May - on average 6.16mm (0.24 inches) of rainfall per day.
- September - on average 5.98mm (0.24 inches) of rainfall per day.
- August - on average 5.31mm (0.21 inches) of rainfall per day.
Does it snow in Costa Rica?
No, it doesn't snow in Costa Rica.
When is it windy in Costa Rica?
The windiest months in Costa Rica are February, January and December. In February the average windspeed is 36.5 km/h (22.7 mph), during January the windspeed is 31 km/h (19.3 mph) and in December the windspeed is 29.5 km/h (18.3 mph).
What are the least windy months in Costa Rica?
The least windy months in Costa Rica are November, October and June. In November the average windspeed is 20.4 km/h (12.7 mph), during October the windspeed is 20.5 km/h (12.7 mph) and in June the windspeed is 22.9 km/h (14.2 mph).
When is it cloudy in Costa Rica?
The cloudiest months in Costa Rica are October, June and July. On average in October 82.3% of sky is covered by clouds, in June 76.2% is covered by clouds and in July clouds cover about 75.5% of sky.
When does Costa Rica have the clearest sky?
Costa Rica has the clearest sky in February, January and December. In February 33.8% of sky is covered by clouds, in January clouds cover around 43.7% and during December clouds cover about 47.4% of sky.
What is the average daylight duration in Costa Rica?
The average daylight duration in Costa Rica is 12 hours 7 minutes 33 seconds.
Which months have the most daylight in Costa Rica?
The longest days in Costa Rica are during June, July and May.
- June - 12 hours 41 minutes 36 seconds of daylight.
- July - 12 hours 38 minutes 15 seconds of daylight.
- May - 12 hours 34 minutes 46 seconds of daylight.
Which months have the least daylight in Costa Rica?
The shortest days in Costa Rica are during December, January and November.
- December - 11 hours 33 minutes 14 seconds of daylight.
- January - 11 hours 37 minutes 0 seconds of daylight.
- November - 11 hours 40 minutes 18 seconds of daylight.
What are the humidity levels in Costa Rica throughout the year?
Humidity levels in Costa Rica range from 63% in February to 86.3% in October.
What are the pressure levels in Costa Rica throughout the year?
Pressure levels in Costa Rica change from 1014.3 mb (millibars) in November to 1016.6 mb in January.
What is the visibility in Costa Rica throughout the year?
Visibility in Costa Rica changes from lowest 9.7 km (6 miles) in October to highest 10.9 km (6.8 miles) in February.
What are the UV levels in Costa Rica throughout the year?
UV levels change in Costa Rica from 7.1 in November to 8.9 in April.
Which months have the highest UV levels in Costa Rica throughout the year?
In Costa Rica the highest UV index is during April, March and May. During April the average UV index is 8.9, in March UV level is 8.7 and in May UV index is around 8.6.
Which months have the lowest UV levels in Costa Rica throughout the year?
The lowest UV levels in Costa Rica are in November, January and February. In November the average UV index is around 7.1, in January UV index is 7.7 and during February UV level is 7.8.