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
As Jaris transitions from December to January, the average high-temperatures adjust to a still moderately hot 25.8°C (78.4°F), nearly the same as the previous 25.1°C (77.2°F). January's average low-temperature reading settles at a mild 15.3°C (59.5°F).Humidity
In January, the average relative humidity in Jaris is 75%.Rainfall
In January, the rain falls for 14.3 days. Throughout January, 31mm (1.22") of precipitation is accumulated. In Jaris, during the entire year, the rain falls for 289.2 days and collects up to 2603mm (102.48") of precipitation.Daylight
The average length of the day in January is 11h and 37min.On the first day of January in Jaris, 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 Jaris, the average sunshine in January is 8.9h.UV index
January, February, May through December, with an average maximum UV index of 5, are months with the lowest UV index in Jaris. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 5 during January translates into the following guidance:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What is the average January temperature in Jaris?
What is the average humidity in January in Jaris?
How many days does it rain in January in Jaris?
What is the average length of the day in January in Jaris?
What time are sunrise and sunset in January in Jaris?
How long on average sun shines in January in Jaris?
When is the lowest UV index in Jaris?
What is the UV index reading in January in Jaris?
Average temperature in January
Jaris, 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
Jaris, 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
Jaris, 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
Jaris, 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
Jaris, 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
Jaris, 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
Jaris, 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
Jaris, 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
Jaris, 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
Jaris, 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
Jaris, 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).
Jaris, Costa Rica
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