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, with its average high-temperature of 28.4°C (83.1°F) and an average low-temperature of 20.5°C (68.9°F), holds the record as the coldest month.Heat index
The average heat index in January is calculated to be a tropical 33°C (91.4°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.Be advised, the heat index considers values for conditions in shade and with a light breeze. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are essentially critical for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
In January, the average relative humidity is 80%.Rainfall
The month with the least rainfall is January, when the rain falls for 19.4 days and typically collects 26mm (1.02") of precipitation.Daylight
In Passage Fort, the average length of the day in January is 11h and 11min.On the first day of January, sunrise is at 06:38 and sunset at 17:43. On the last day of the month, sunrise is at 06:40 and sunset at 18:01 EST.
Sunshine
In Passage Fort, Jamaica, the average sunshine in January is 6.9h.UV index
January through April, September, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.Note: An average maximum UV index of 6 in January leads to these recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What time of the year is the coldest in Passage Fort?
How hot is January in Passage Fort?
What is the average humidity in January in Passage Fort?
What is the driest month in Passage Fort?
How many days does it rain in January in Passage Fort?
What is the average length of the day in January in Passage Fort?
What time are sunrise and sunset in January in Passage Fort?
How many hours of sunshine does Passage Fort have in January?
When is the lowest UV index in Passage Fort?
How high is the UV index in January in Passage Fort?
Average temperature in January
Passage Fort, Jamaica
- Average high temperature in January: 28.4°C
The warmest months (with the highest average high temperature) are July and August (31.7°C).
The month with the lowest average high temperature is January (28.4°C).
- Average low temperature in January: 20.5°C
The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is January (20.5°C).
Average pressure in January
Passage Fort, Jamaica
- Average pressure in January: 1015.5mbar
The month with the highest atmospheric pressure is January (1015.5mbar).
The month with the lowest atmospheric pressure is October (1011.5mbar).
Average wind speed in January
Passage Fort, Jamaica
- Average wind speed in January: 7.8km/h
The windiest month (with the highest average wind speed) is June (9km/h).
The calmest month (with the lowest average wind speed) is November (6.6km/h).
Average humidity in January
Passage Fort, Jamaica
- Average humidity in January: 80%
The months with the highest relative humidity are October, November and December (81%).
The months with the lowest relative humidity are March, July and August (77%).
Average rainfall in January
Passage Fort, Jamaica
- Average rainfall in January: 26mm
The wettest month (with the highest rainfall) is October (123mm).
The driest month (with the least rainfall) is January (26mm).
Average rainfall days in January
Passage Fort, Jamaica
- Average rainfall days in January: 19.4 days
The month with the highest number of rainy days is October (26.5 days).
The month with the least rainy days is February (19.2 days).
Average daylight in January /
Average sunshine in January
Passage Fort, 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 5min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in January
Passage Fort, Jamaica
- Average sunshine days in January: 6 days
The month with the most sunshine days is January (6 days).
The month with the least sunshine days is October (1.5 days).
Average UV index in January
Passage Fort, Jamaica
- Average UV index in January: 6
The months with the highest UV index are May, June, July, August and October (UV index 7).
The months with the lowest UV index are January, February, March, April, September, November and December (UV index 6).
Average cloud cover in January
Passage Fort, Jamaica
- Average cloud cover in January: 34
The month with the most cloud cover is June (Cloud cover 38).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in January
Passage Fort, Jamaica
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Passage Fort, Jamaica
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