Costa Rica Weather in September: Temperature, Precipitation, Wind
In September, Costa Rica experiences warm temperatures with an average daily high of 27.7°C (81.9°F) and an average daily low of 19.9°C (67.8°F). The average daily temperature is around 23.0°C (73.4°F), which is quite pleasant for outdoor activities. September is part of the rainy season in Costa Rica, with an average of 30 rainy days throughout the month. The average precipitation is 5.98 mm, with a high probability of precipitation at 73.3%. The most common type of precipitation is rain, and it is likely to be raining around 5.3% of the time. The weather in Costa Rica in September is characterized by high humidity, with an average of 77.4%. There are strong winds, with an average wind speed of 23.2 km/h (14.4 mph) and gusts up to 24.4 km/h (15.2 mph). The sky is often cloudy, with an average cloud cover of 74.1%, and the average visibility is 10.6 km (6.6 miles). Despite the rainy season, September in Costa Rica still offers many opportunities for outdoor exploration and adventure. It is a great time to visit for those who don’t mind occasional showers and want to take advantage of the lower tourist crowds and potential cost savings.
What is the temperature in Costa Rica in September?
Average air temperature in Costa Rica is 23°C (73.4°F) in September. The outside temperature in Costa Rica feels like 23.1°C (73.6°F) on a typical September day. The highest average temperature during sunny days is 27.7°C (81.9°F) and feels like 28.7°C (83.6°F). The lowest average temperature after dark is 19.9°C (67.8°F) which feels like 19.9°C (67.8°F).
How hot is Costa Rica in September?
The hot temperature in September in Costa Rica rises to 29.1°C (84.4°F) on sunny days with low cloud coverage and 77.4% humidity. During hottest days of September it feels like 31.3 °C (88.3°F). The average maximum temp in Costa Rica is 27.7°C (88.3°F) during day time in September.
How cold is Costa Rica in September?
The coldest temp in Costa Rica in September drops to 17.6°C (63.7°F) during the cold nights. With 23.2km/h (14.4mph) winds and 77.4% humidity it feels like 17.6°C (63.7°F) on the coldest nights. The average minimum temperature is 19.9°C (67.8°F) during night time in September.
Does it rain in Costa Rica in September?
Yes, it rains for 30 days in Costa Rica in September averaging 5.98 mm of precipitation. Costa Rica has a 73.3% chance for rain throughout the entire month of September.
How much does it rain in Costa Rica throughout September?
Costa Rica has 5.98 mm (0.24 inch) of rain per day on average in September. It rains for an average of 30 days out of the entire month.
Is Costa Rica windy in September?
The average speed of wind in Costa Rica during September is 23.2km/h (14.4mph) and average windgust is 24.4km/h (15.2mph). On some days in September wind can reach up to 30.5km/h (19mph).
What is the direction of the wind in Costa Rica in September?
Most days of September the wind is blowing from East-Northeast direction in Costa Rica.
What are the humidity levels in Costa Rica in September?
The average humidity levels in Costa Rica in September are 77.4%. Daily humidity levels in Costa Rica range from 67.8% to 84.9% during September.
How many hours of daylight are in Costa Rica in September?
Costa Rica has 12 hours 10 minutes of daylight in September on average. Sunset and sunrise times gradually change throughout the month. Sunrise in Costa Rica in September is at 5:26:04 and the sunset is at 17:36:39.
What is the cloud coverage in Costa Rica in September?
Clouds cover 74.1% of the sky on average throughout September in Costa Rica. The cloud coverage ranges from 46.1% to 87.5% depending on the day of the month.
What is the UV level in September in Costa Rica?
The average UV index in Costa Rica is 8.5 in September. UV levels change throughout the month and range from 4 to 10.
What is the solar radiation in Costa Rica in September?
The average solar radiation is 175.4 W/m2 (Watts per square meter) in Costa Rica during September. However solar radiation levels change throughout the month and range from 85.2 W/m2 to 279 W/m2.
What is the solar energy during September in Costa Rica?
The average solar energy during September in Costa Rica is 15.2 MJ/m2 (megajoules per square metre). Solar energy ranges from 7.3 MJ/m2, to 24 MJ/m2 during September.
Are there severe weather risks in Costa Rica in September?
Yes, there is a 26% risk for severe weather in Costa Rica in September.
What is the air pressure in Costa Rica in September?
On average the air pressure in Costa Rica in September is 1014.6 mb (millibars). Throughout the month the sea level pressure ranges from 1013.2 mb to 1015.7 mb.
What is the visibility in Costa Rica in September?
The average daylight visibility in Costa Rica in September is 10.6 km (6.6 miles). Depending on the precipitation the visibility ranges from 9.7 km (6 miles) to 11 km (6.8 miles) throughout September.
What is the dew point in Costa Rica in September?
The average dew point in Costa Rica during September is 18.5°C (65.4°F).
Where is the data for Costa Rica climate in September coming from?
The climate data for Costa Rica in September is collected from the following weather stations.
- JUAN SANTAMARIA INTERNATIONAL, CS
- TOBIAS BOLANOS INTERNATIONAL, CS
- EW1517 San Jose CR
- MROC
- MRPV