Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
With the onset of January, the average high-temperature in San Rafael stands at a moderately hot 23.5°C (74.3°F), closely aligned with December's 22.7°C (72.9°F). The nighttime temperature in San Rafael, during January, averages of 13.7°C (56.7°F).Humidity
In San Rafael, the average relative humidity in January is 79%.Rainfall
In San Rafael, in January, it is raining for 17.8 days, with typically 45mm (1.77") of accumulated precipitation. Throughout the year, in San Rafael, there are 305 rainfall days, and 2534mm (99.76") of precipitation is accumulated.Daylight
In January, the average length of the day in San Rafael is 11h and 37min.On the first day of January in San Rafael, Costa Rica, sunrise is at 05:53 and sunset at 17:26. On the last day of the month, sunrise is at 05:58 and sunset at 17:40 CST.
Sunshine
In January, the average sunshine in San Rafael is 8.8h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 5. The months with the lowest UV index in San Rafael are January through December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: In January, the average maximum UV index of 5 translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What is the temperature in January in San Rafael?
What is the average humidity in January in San Rafael?
How much does it rain in San Rafael in January?
How many hours of daylight does San Rafael have in January?
When is the sunrise / sunset in January in San Rafael?
How long on average sun shines in January in San Rafael?
When is the highest UV index in San Rafael?
What are the months with the lowest UV index in San Rafael?
What is the UV index reading in January in San Rafael?
Average temperature in January
San Rafael, Costa Rica
- Average high temperature in January: 23.5°C
The warmest month (with the highest average high temperature) is April (25.3°C).
The month with the lowest average high temperature is October (22.2°C).
- Average low temperature in January: 13.7°C
The month with the highest average low temperature is May (16.9°C).
The coldest month (with the lowest average low temperature) is January (13.7°C).
Average pressure in January
San Rafael, Costa Rica
- Average pressure in January: 1012.4mbar
The month with the highest atmospheric pressure is January (1012.4mbar).
The month with the lowest atmospheric pressure is October (1010.9mbar).
Average wind speed in January
San Rafael, Costa Rica
- Average wind speed in January: 8.4km/h
The windiest month (with the highest average wind speed) is February (8.6km/h).
The calmest month (with the lowest average wind speed) is September (3.7km/h).
Average humidity in January
San Rafael, Costa Rica
- Average humidity in January: 79%
The month with the highest relative humidity is October (90%).
The month with the lowest relative humidity is February (76%).
Average rainfall in January
San Rafael, Costa Rica
- Average rainfall in January: 45mm
The wettest month (with the highest rainfall) is October (444mm).
The driest month (with the least rainfall) is February (33mm).
Average rainfall days in January
San Rafael, Costa Rica
- Average rainfall days in January: 17.8 days
The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (14.9 days).
Average daylight in January /
Average sunshine in January
San Rafael, Costa Rica
- Average daylight in January: 11h and 4min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in January: 8h and 5min
The month with the most sunshine is February (Average sunshine: 9h and 6min).
The month with the least sunshine is October (Average sunshine: 6h and 30min).
Average sunshine days in January
San Rafael, Costa Rica
- Average sunshine days in January: 9.2 days
The month with the most sunshine days is February (10.4 days).
The month with the least sunshine days is October (0.1 days).
Average UV index in January
San Rafael, Costa Rica
- Average UV index in January: 5
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in January
San Rafael, Costa Rica
- Average cloud cover in January: 34
The month with the most cloud cover is October (Cloud cover 61).
The month with the least cloud cover is February (Cloud cover 31).
Average visibility in January
San Rafael, Costa Rica
- Average visibility in January: 9km
The months with the highest visibility are January, February and March (9km).
The months with the lowest visibility are September and October (6km).
San Rafael, Costa Rica
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