Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The shift from March to April brings an increase in the average high-temperature, moving from an icy 33.1°F (0.6°C) to a frosty 46°F (7.8°C). Nighttime temperatures consistently average a freezing cold 29.7°F (-1.3°C) during April.Humidity
In April, the average relative humidity is 80%.Rainfall
April is the month with the most rainfall. Rain falls for 15.2 days and accumulates 3.31" (84mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Jefferson, in April, snow falls for 11.1 days, with typically accumulated 9.02" (229mm) of snow. In Jefferson, during the entire year, snow falls for 109.1 days and aggregates up to 71.5" (1816mm) of snow.Daylight
In April, the average length of the day is 13h and 30min.On the first day of the month, sunrise is at 6:25 am and sunset at 7:13 pm. On the last day of April, sunrise is at 5:36 am and sunset at 7:49 pm EDT.
Sunshine
The average sunshine in April is 6.2h.UV index
The average daily maximum UV index in April is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 2 during April translates into the following directions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Jefferson in April?
What is the average humidity in April?
What is the rainiest month?
How much does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Jefferson, NH
- Average high temperature in April: 46°F
The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in April: 29.7°F
The month with the highest average low temperature is July (53.8°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).
Average pressure in April
Jefferson, NH
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Jefferson, NH
- Average wind speed in April: 6.5mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in April
Jefferson, NH
- Average humidity in April: 80%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).
Average rainfall in April
Jefferson, NH
- Average rainfall in April: 3.31"
The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in April
Jefferson, NH
- Average rainfall days in April: 15.2 days
The month with the highest number of rainy days is June (18.9 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in April
Jefferson, NH
- Average snowfall in April: 9.02"
The month with the highest snowfall is February (14.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Jefferson, NH
- Average snowfall days in April: 11.1 days
The month with the highest number of snowfall days is January (21.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Jefferson, NH
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 6h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in April
Jefferson, NH
- Average sunshine days in April: 8.4 days
The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is February (7 days).
Average UV index in April
Jefferson, NH
- Average UV index in April: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in April
Jefferson, NH
- Average cloud cover in April: 62
The month with the most cloud cover is February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 42).
Average visibility in April
Jefferson, NH
- Average visibility in April: 4mi
The months with the highest visibility are May, June and July (5mi).
The months with the lowest visibility are January, February, March, April, August, September, October, November and December (4mi).
Jefferson, New Hampshire, USA
Weather forecast for your location
2. Allow the app to use your location