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
An increase in the average high-temperature marks April, moving from March's icy 40.6°F (4.8°C) to a fresh 53.2°F (11.8°C). April brings an average low-temperature of 37.2°F (2.9°C) to Sandown.Humidity
April is the least humid month, with an average relative humidity of 73%.Rainfall
In Sandown, during April, the rain falls for 13.8 days and regularly aggregates up to 2.68" (68mm) of precipitation. Throughout the year, in Sandown, there are 137.4 rainfall days, and 28.15" (715mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Sandown. In Sandown, during April, snow falls for 1.7 days and regularly aggregates up to 1.85" (47mm) of snow. Throughout the year, in Sandown, there are 37 snowfall days, and 24.88" (632mm) of snow is accumulated.Daylight
In Sandown, the average length of the day in April is 13h and 26min.On the first day of the month, sunrise is at 6:25 am and sunset at 7:11 pm. On the last day of April, in Sandown, sunrise is at 5:38 am and sunset at 7:44 pm EDT.
Sunshine
In Sandown, the average sunshine in April is 7.8h.UV index
The average daily maximum UV index in April in Sandown is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In April, the maximum UV index of 3 suggests this advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from 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 is the usual temperature for Sandown in April?
What is the least humid month in Sandown?
What is the average humidity in April in Sandown?
How much does it rain in Sandown in April?
How many days does it snow in April in Sandown?
How many hours of daylight does Sandown have in April?
What time are sunrise and sunset in April in Sandown?
How many hours of sunshine does Sandown have in April?
How high is the UV index in April in Sandown?
Average temperature in April
Sandown, NH
- Average high temperature in April: 53.2°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in April: 37.2°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in April
Sandown, NH
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Sandown, NH
- Average wind speed in April: 8.1mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in April
Sandown, NH
- Average humidity in April: 73%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (73%).
Average rainfall in April
Sandown, NH
- Average rainfall in April: 2.68"
The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in April
Sandown, NH
- Average rainfall days in April: 13.8 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in April
Sandown, NH
- Average snowfall in April: 1.85"
The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Sandown, NH
- Average snowfall days in April: 1.7 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Sandown, NH
- 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 6min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in April
Sandown, NH
- Average sunshine days in April: 13.6 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is April (13.6 days).
Average UV index in April
Sandown, NH
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Sandown, NH
- Average cloud cover in April: 48
The month with the most cloud cover is March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
Sandown, NH
- Average visibility in April: 6mi
The months with the highest visibility are January, March, April, June, October, November and December (6mi).
The months with the lowest visibility are February, May, July, August and September (5mi).
Sandown, New Hampshire, USA
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