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
January's presence marks an average high-temperature of a still warm 25.8°C (78.4°F), subtly varied from December's 25.1°C (77.2°F). The nighttime temperature in Guaitil, during January, averages of 15.3°C (59.5°F).Humidity
The average relative humidity in January is 75%.Rainfall
In Guaitil, during January, the rain falls for 14.3 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, there are 289.2 rainfall days, and 2603mm (102.48") of precipitation is accumulated.Daylight
In Guaitil, Costa Rica, the average length of the day in January is 11h and 38min.On the first day of January, sunrise is at 05:53 and sunset at 17:27. On the last day of the month, sunrise is at 05:59 and sunset at 17:41 CST.
Sunshine
In Guaitil, the average sunshine in January is 8.9h.UV index
The months with the lowest UV index are January, February, May through December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 5 in January interprets into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Frequently asked questions
What is the temperature in January in Guaitil?
What is the average humidity in January in Guaitil?
How much does it rain in Guaitil in January?
What is the average length of the day in January in Guaitil?
When are sunrise and sunset in January in Guaitil?
How long on average sun shines in January in Guaitil?
What are the months with the lowest UV index in Guaitil?
What is the UV index reading in January in Guaitil?
Average temperature in January
Guaitil, Costa Rica
- Average high temperature in January: 25.8°C
The warmest month (with the highest average high temperature) is April (28°C).
The month with the lowest average high temperature is October (23.7°C).
- Average low temperature in January: 15.3°C
The month with the highest average low temperature is May (18.5°C).
The coldest month (with the lowest average low temperature) is January (15.3°C).
Average pressure in January
Guaitil, Costa Rica
- Average pressure in January: 1012.2mbar
The month with the highest atmospheric pressure is January (1012.2mbar).
The month with the lowest atmospheric pressure is October (1010.8mbar).
Average wind speed in January
Guaitil, Costa Rica
- Average wind speed in January: 10.8km/h
The windiest month (with the highest average wind speed) is February (10.9km/h).
The calmest month (with the lowest average wind speed) is September (3.9km/h).
Average humidity in January
Guaitil, Costa Rica
- Average humidity in January: 75%
The month with the highest relative humidity is October (90%).
The month with the lowest relative humidity is March (71%).
Average rainfall in January
Guaitil, Costa Rica
- Average rainfall in January: 31mm
The wettest month (with the highest rainfall) is October (429mm).
The driest month (with the least rainfall) is February (24mm).
Average rainfall days in January
Guaitil, Costa Rica
- Average rainfall days in January: 14.3 days
The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (11.8 days).
Average daylight in January /
Average sunshine in January
Guaitil, 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 24min).
The month with the least sunshine is October (Average sunshine: 6h and 6min).
Average sunshine days in January
Guaitil, Costa Rica
- Average sunshine days in January: 12.3 days
The month with the most sunshine days is February (13.1 days).
The month with the least sunshine days is July (0.3 days).
Average UV index in January
Guaitil, Costa Rica
- Average UV index in January: 5
The months with the highest UV index are March and April (UV index 6).
The months with the lowest UV index are January, February, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in January
Guaitil, Costa Rica
- Average cloud cover in January: 26
The month with the most cloud cover is October (Cloud cover 63).
The month with the least cloud cover is February (Cloud cover 23).
Average visibility in January
Guaitil, Costa Rica
- Average visibility in January: 9km
The months with the highest visibility are January, February, March and April (9km).
The months with the lowest visibility are September and October (6km).
Guaitil, Costa Rica
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