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
January
Weather in January
Temperature
The onset of January brings an average high-temperature of a still warm 26.7°C (80.1°F), nearly matching the December temperature. The nighttime temperature in Devon demonstrates a marginal decline, averaging at a still moderately hot 23.3°C (73.9°F) during January.Humidity
In January, the average relative humidity in Devon is 78%.Rainfall
In Devon, during January, the rain falls for 16.8 days and regularly aggregates up to 35mm (1.38") of precipitation. Throughout the year, in Devon, Jamaica, there are 220.4 rainfall days, and 674mm (26.54") of precipitation is accumulated.Snowfall
January through August, October through December are months without snowfall in Devon.Daylight
In January, the average length of the day in Devon is 11h and 11min.On the first day of the month, sunrise is at 06:41 and sunset at 17:45. On the last day of January, in Devon, sunrise is at 06:43 and sunset at 18:03 EST.
Sunshine
In Devon, the average sunshine in January is 6.7h.UV index
January through March, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In January, the maximum UV index of 6 transforms into these recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are January temperatures in Devon?
What is the average humidity in January in Devon?
How many days does it rain in January in Devon?
When it does not snow in Devon?
How many hours of daylight does Devon have in January?
When are sunrise and sunset in January in Devon?
How long on average sun shines in January in Devon?
What are the months with the lowest UV index in Devon?
How high is the UV index in January in Devon?
Average temperature in January
Devon, Jamaica
- Average high temperature in January: 26.7°C
The warmest month (with the highest average high temperature) is August (29.7°C).
The months with the lowest average high temperature are February and March (26.6°C).
- Average low temperature in January: 23.3°C
The month with the highest average low temperature is August (26.3°C).
The coldest month (with the lowest average low temperature) is March (23.1°C).
Average pressure in January
Devon, Jamaica
- Average pressure in January: 1015.7mbar
The month with the highest atmospheric pressure is January (1015.7mbar).
The month with the lowest atmospheric pressure is October (1011.6mbar).
Average wind speed in January
Devon, Jamaica
- Average wind speed in January: 16.4km/h
The windiest month (with the highest average wind speed) is June (17.9km/h).
The calmest month (with the lowest average wind speed) is September (13.1km/h).
Average humidity in January
Devon, Jamaica
- Average humidity in January: 78%
The months with the highest relative humidity are May, June, November and December (79%).
The month with the lowest relative humidity is March (77%).
Average rainfall in January
Devon, Jamaica
- Average rainfall in January: 35mm
The wettest month (with the highest rainfall) is September (99mm).
The driest month (with the least rainfall) is February (27mm).
Average rainfall days in January
Devon, Jamaica
- Average rainfall days in January: 16.8 days
The month with the highest number of rainy days is October (23.9 days).
The month with the least rainy days is February (15 days).
Average snowfall in January
Devon, Jamaica
- Average snowfall in January: 0mm
The month with the highest snowfall is September (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, October, November and December (0mm).
Average snowfall days in January
Devon, Jamaica
- Average snowfall days in January: 0 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
Devon, Jamaica
- Average daylight in January: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in January: 6h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in January
Devon, Jamaica
- Average sunshine days in January: 9.6 days
The month with the most sunshine days is January (9.6 days).
The month with the least sunshine days is September (3.3 days).
Average UV index in January
Devon, Jamaica
- Average UV index in January: 6
The months with the highest UV index are April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February and March (UV index 6).
Average cloud cover in January
Devon, Jamaica
- Average cloud cover in January: 32
The months with the most cloud cover are November and December (Cloud cover 33).
The months with the least cloud cover are August and September (Cloud cover 24).
Average visibility in January
Devon, Jamaica
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
