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 snowfall in January
- Average snowfall 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, with its high-temperature average of 44.6°F (7°C) and a low-temperature average of 30.2°F (-1°C), is the coldest month.Humidity
In Jamaica, the average relative humidity in January is 75%.Rainfall
In Jamaica, in January, during 8 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Jamaica, during the entire year, the rain falls for 132.5 days and collects up to 15.47" (393mm) of precipitation.Snowfall
Months with snowfall in Jamaica, Virginia, are January through April, November and December. The months with the most snowfall are January and February, with an average 0.55" (14mm) of accumulated snow.Daylight
In Jamaica, the average length of the day in January is 9h and 55min.On the first day of January in Jamaica, sunrise is at 7:21 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:28 pm EST.
Sunshine
The average sunshine in January is 5.5h.UV index
The months with the lowest UV index in Jamaica are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What month is the coldest in Jamaica?
How cold is it in Jamaica in January?
What is the average humidity in January in Jamaica?
How much does it rain in Jamaica in January?
When does it snow the most in Jamaica?
How much does it snow in Jamaica in January?
How many hours of daylight does Jamaica have in January?
What time are sunrise and sunset in January in Jamaica?
How long on average sun shines in January in Jamaica?
When is the lowest UV index in Jamaica?
What is the UV index reading in January in Jamaica?
Average temperature in January
Jamaica, VA
- Average high temperature in January: 44.6°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in January: 30.2°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in January
Jamaica, VA
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Jamaica, VA
- Average wind speed in January: 7.1mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in January
Jamaica, VA
- Average humidity in January: 75%
The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is July (73%).
Average rainfall in January
Jamaica, VA
- Average rainfall in January: 1.1"
The wettest month (with the highest rainfall) is August (1.85").
The driest month (with the least rainfall) is September (0.94").
Average rainfall days in January
Jamaica, VA
- Average rainfall days in January: 8 days
The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in January
Jamaica, VA
- Average snowfall in January: 0.55"
The months with the highest snowfall are January and February (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Jamaica, VA
- Average snowfall days in January: 2.4 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Jamaica, VA
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in January
Jamaica, VA
- Average sunshine days in January: 19.9 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is May (14.5 days).
Average UV index in January
Jamaica, VA
- Average UV index in January: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Jamaica, VA
- Average cloud cover in January: 41
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Jamaica, VA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Jamaica, Virginia, USA
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