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
Londonderry in April experiences an increase in the average high-temperature, moving from March's wintry 36.7°F (2.6°C) to a cool 50.5°F (10.3°C). Londonderry observes an average low-temperature of 33.3°F (0.7°C) during April nights.Humidity
The months with the lowest humidity in Londonderry are April and May, with an average relative humidity of 76%.Rainfall
The wettest months in Londonderry are April and October, with an average 1.26" (32mm) of rainfall.Snowfall
January through May, October through December are months with snowfall. In Londonderry, during April, snow falls for 4.1 days and regularly aggregates up to 1.22" (31mm) of snow. Throughout the year, there are 62.9 snowfall days, and 18.11" (460mm) of snow is accumulated.Daylight
In Londonderry, Vermont, the average length of the day in April is 13h and 26min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:18 pm. On the last day of April, in Londonderry, Vermont, sunrise is at 5:44 am and sunset at 7:52 pm EDT.
Sunshine
The average sunshine in April in Londonderry, Vermont, is 7.3h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 3 in April translates into the following instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Londonderry in April?
What are the least humid months in Londonderry?
What is the average humidity in April in Londonderry?
What is the rainiest month in Londonderry?
How many days does it rain in April in Londonderry?
How many days does it snow in April in Londonderry?
What is the average length of the day in April in Londonderry?
When are sunrise and sunset in April in Londonderry?
How many hours of sunshine does Londonderry have in April?
What is the UV index intensity in April in Londonderry?
Average temperature in April
Londonderry, VT
- Average high temperature in April: 50.5°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in April: 33.3°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in April
Londonderry, VT
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Londonderry, VT
- Average wind speed in April: 7.7mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in April
Londonderry, VT
- Average humidity in April: 76%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April and May (76%).
Average rainfall in April
Londonderry, VT
- Average rainfall in April: 1.26"
The wettest months (with the highest rainfall) are April and October (1.26").
The driest month (with the least rainfall) is March (0.79").
Average rainfall days in April
Londonderry, VT
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is May (14.6 days).
The months with the least rainy days are January and February (7.3 days).
Average snowfall in April
Londonderry, VT
- Average snowfall in April: 1.22"
The month with the highest snowfall is February (4.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Londonderry, VT
- Average snowfall days in April: 4.1 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Londonderry, VT
- Average daylight in April: 13h 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 0min).
- Average sunshine in April: 7h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in April
Londonderry, VT
- Average sunshine days in April: 13.2 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is February (11.7 days).
Average UV index in April
Londonderry, VT
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in April
Londonderry, VT
- Average cloud cover in April: 53
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in April
Londonderry, VT
- Average visibility in April: 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).
Londonderry, Vermont, USA
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