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 upsurge in temperatures occurs in Rochester as March gives way to April, with average highs shifting from a wintry 39.7°F (4.3°C) to a fresh 52°F (11.1°C). April nights observe an average temperature dip to a cold 36.3°F (2.4°C).Humidity
With an average relative humidity of 75%, April is the least humid month.Rainfall
In April, the rain falls for 14.5 days. Throughout April, 2.87" (73mm) of precipitation is accumulated. Throughout the year, there are 143.1 rainfall days, and 29.06" (738mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Rochester, New Hampshire, in April, snow falls for 2.2 days, with typically accumulated 2.09" (53mm) of snow. Throughout the year, there are 40 snowfall days, and 27.8" (706mm) of snow is accumulated.Daylight
In April, the average length of the day in Rochester is 13h and 26min.On the first day of the month, sunrise is at 6:24 am and sunset at 7:10 pm. On the last day of April, in Rochester, sunrise is at 5:37 am and sunset at 7:44 pm EDT.
Sunshine
In April, the average sunshine in Rochester, New Hampshire, is 7.9h.UV index
In April, the average daily maximum UV index in Rochester is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What are April temperatures in Rochester?
What is the least humid month in Rochester?
What is the average humidity in April in Rochester?
How much does it rain in Rochester in April?
How many days does it snow in April in Rochester?
What is the average length of the day in April in Rochester?
What time are sunrise and sunset in April in Rochester?
How many hours of sunshine does Rochester have in April?
What is the UV index reading in April in Rochester?
Average temperature in April
Rochester, NH
- Average high temperature in April: 52°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in April: 36.3°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in April
Rochester, 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
Rochester, NH
- Average wind speed in April: 8mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in April
Rochester, NH
- Average humidity in April: 75%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is April (75%).
Average rainfall in April
Rochester, NH
- Average rainfall in April: 2.87"
The wettest months (with the highest rainfall) are October and December (3.11").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in April
Rochester, NH
- Average rainfall days in April: 14.5 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in April
Rochester, NH
- Average snowfall in April: 2.09"
The month with the highest snowfall is December (6.69").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Rochester, NH
- Average snowfall days in April: 2.2 days
The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Rochester, 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 0min).
- 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 42min).
Average sunshine days in April
Rochester, NH
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is April (13.3 days).
Average UV index in April
Rochester, NH
- Average UV index in April: 3
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, November and December (UV index 2).
Average cloud cover in April
Rochester, NH
- Average cloud cover in April: 48
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Rochester, NH
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).
Rochester, New Hampshire, USA
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