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
As April sets, the average high-temperature displays a significant increase, moving up from an icy 32.5°F (0.3°C) in March to a chilly 46.9°F (8.3°C). An average low-temperature of 30.4°F (-0.9°C) is recorded during the nights in April in Derby Line.Humidity
In April, the average relative humidity is 80%.Rainfall
In April, the rain falls for 16.4 days. Throughout April, 3.07" (78mm) of precipitation is accumulated. In Derby Line, during the entire year, the rain falls for 166.1 days and collects up to 33.07" (840mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Derby Line, during April, snow falls for 10.3 days and regularly aggregates up to 5.83" (148mm) of snow. In Derby Line, during the entire year, snow falls for 115.7 days and aggregates up to 66.57" (1691mm) of snow.Daylight
The average length of the day in April is 13h and 32min.On the first day of April, sunrise is at 6:27 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 7:53 pm EDT.
Sunshine
The average sunshine in April is 6h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: An average UV index of 3 in April transforms into this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Derby Line in April?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Derby Line have in April?
What is the UV index intensity in April?
Average temperature in April
Derby Line, VT
- Average high temperature in April: 46.9°F
The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (21.6°F).
- Average low temperature in April: 30.4°F
The month with the highest average low temperature is July (55°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).
Average pressure in April
Derby Line, VT
- 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 (29.9"Hg).
Average wind speed in April
Derby Line, VT
- Average wind speed in April: 7.5mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in April
Derby Line, VT
- Average humidity in April: 80%
The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (77%).
Average rainfall in April
Derby Line, VT
- Average rainfall in April: 3.07"
The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is February (2.28").
Average rainfall days in April
Derby Line, VT
- Average rainfall days in April: 16.4 days
The month with the highest number of rainy days is June (20.1 days).
The month with the least rainy days is January (5.1 days).
Average snowfall in April
Derby Line, VT
- Average snowfall in April: 5.83"
The month with the highest snowfall is February (14.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Derby Line, VT
- Average snowfall days in April: 10.3 days
The month with the highest number of snowfall days is January (24 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Derby Line, VT
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 6h and 0min
The months with the most sunshine are July and August (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 2h and 0min).
Average sunshine days in April
Derby Line, VT
- Average sunshine days in April: 7.7 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (4.3 days).
Average UV index in April
Derby Line, VT
- Average UV index in April: 3
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
Derby Line, VT
- Average cloud cover in April: 62
The month with the most cloud cover is February (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in April
Derby Line, VT
- Average visibility in April: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).
Derby Line, Vermont, USA
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