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
Henniker's coldest month, January, generally records average temperatures ranging from a high of 27.5°F (-2.5°C) to a low of 14.9°F (-9.5°C).Humidity
In January, the average relative humidity is 84%.Rainfall
In Henniker, in January, during 8.2 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, there are 149.8 rainfall days, and 27.95" (710mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Henniker, during January, snow falls for 11.8 days and regularly aggregates up to 6.73" (171mm) of snow. In Henniker, during the entire year, snow falls for 54.7 days and aggregates up to 34.06" (865mm) of snow.Daylight
In Henniker, the average length of the day in January is 9h and 25min.On the first day of the month, sunrise is at 7:19 am and sunset at 4:22 pm. On the last day of January, sunrise is at 7:03 am and sunset at 4:57 pm EST.
Sunshine
In January, the average sunshine is 4.7h.UV index
The months with the lowest UV index in Henniker are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily maximum UV index of 2 in January interprets into the following advice:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
How cold is it in January?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Henniker, NH
- Average high temperature in January: 27.5°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.5°F).
- Average low temperature in January: 14.9°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in January
Henniker, NH
- Average pressure in January: 30.01"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Henniker, NH
- Average wind speed in January: 7.8mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in January
Henniker, NH
- Average humidity in January: 84%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).
Average rainfall in January
Henniker, NH
- Average rainfall in January: 1.93"
The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in January
Henniker, NH
- Average rainfall days in January: 8.2 days
The months with the highest number of rainy days are May and June (15.8 days).
The month with the least rainy days is February (8.1 days).
Average snowfall in January
Henniker, NH
- Average snowfall in January: 6.73"
The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Henniker, NH
- Average snowfall days in January: 11.8 days
The month with the highest number of snowfall days is March (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Henniker, NH
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 4h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in January
Henniker, NH
- Average sunshine days in January: 15.3 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is March (11.3 days).
Average UV index in January
Henniker, NH
- Average UV index in January: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in January
Henniker, NH
- Average cloud cover in January: 48
The month with the most cloud cover is March (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Henniker, NH
- Average visibility in January: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).