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
January
Weather in January
Temperature
In Duncans, January records the lowest average temperatures, peaking at 26.8°C (80.2°F) and reaching a low of 24°C (75.2°F).Humidity
In January, the average relative humidity is 77%.Rainfall
In Duncans, during January, the rain falls for 12.3 days and regularly aggregates up to 33mm (1.3") of precipitation. In Duncans, during the entire year, the rain falls for 177.2 days and collects up to 687mm (27.05") of precipitation.Daylight
In January, the average length of the day in Duncans is 11h and 10min.On the first day of January, sunrise is at 06:42 and sunset at 17:44. On the last day of the month, sunrise is at 06:43 and sunset at 18:03 EST.
Sunshine
In January, the average sunshine in Duncans is 7.1h.UV index
January, March through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The average daily UV index of 7 in January transforms into the following instructions:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Duncans?
What is the usual temperature for Duncans in January?
What is the average humidity in January in Duncans?
How many days does it rain in January in Duncans?
How many hours of daylight does Duncans have in January?
When is the sunrise / sunset in January in Duncans?
How many hours of sunshine does Duncans have in January?
When is the highest UV index in Duncans?
What is the UV index intensity in January in Duncans?
Average temperature in January
Duncans, Jamaica
- Average high temperature in January: 26.8°C
The warmest month (with the highest average high temperature) is August (29.7°C).
The month with the lowest average high temperature is January (26.8°C).
- Average low temperature in January: 24°C
The months with the highest average low temperature are July and August (26.8°C).
The coldest month (with the lowest average low temperature) is February (23.8°C).
Average pressure in January
Duncans, Jamaica
- Average pressure in January: 1015.6mbar
The month with the highest atmospheric pressure is January (1015.6mbar).
The month with the lowest atmospheric pressure is October (1011.4mbar).
Average wind speed in January
Duncans, Jamaica
- Average wind speed in January: 18.8km/h
The windiest month (with the highest average wind speed) is December (20km/h).
The calmest month (with the lowest average wind speed) is September (13km/h).
Average humidity in January
Duncans, Jamaica
- Average humidity in January: 77%
The month with the highest relative humidity is June (78%).
The month with the lowest relative humidity is March (75%).
Average rainfall in January
Duncans, Jamaica
- Average rainfall in January: 33mm
The wettest month (with the highest rainfall) is May (90mm).
The driest month (with the least rainfall) is February (19mm).
Average rainfall days in January
Duncans, Jamaica
- Average rainfall days in January: 12.3 days
The month with the highest number of rainy days is September (18.4 days).
The month with the least rainy days is February (10.6 days).
Average daylight in January /
Average sunshine in January
Duncans, 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 0min).
- Average sunshine in January: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 11h and 30min).
The months with the least sunshine are November and December (Average sunshine: 6h and 36min).
Average sunshine days in January
Duncans, Jamaica
- Average sunshine days in January: 16.7 days
The month with the most sunshine days is December (18 days).
The month with the least sunshine days is September (9.8 days).
Average UV index in January
Duncans, Jamaica
- Average UV index in January: 7
The months with the highest UV index are January, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is February (UV index 6).
Average cloud cover in January
Duncans, Jamaica
- Average cloud cover in January: 28
The months with the most cloud cover are January, May and November (Cloud cover 28).
The month with the least cloud cover is July (Cloud cover 21).
Average visibility in January
Duncans, 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).
