April weather forecast
Hillsboro, NH

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Weather in April

April is a cool spring month in Hillsboro, New Hampshire, with temperature in the range of an average low of 34.7°F (1.5°C) and an average high of 52.3°F (11.3°C).

Temperature

As Hillsboro transitions into April, a rise in the average high-temperature is observed, moving from a wintry 38.5°F (3.6°C) in March to a cool 52.3°F (11.3°C). The average temperature during April nights dips to a cold 34.7°F (1.5°C).

Humidity

With an average relative humidity of 74%, April is the least humid month.

Rainfall

In Hillsboro, during April, the rain falls for 15.2 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Hillsboro, during the entire year, the rain falls for 147.7 days and collects up to 30.91" (785mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Hillsboro. In Hillsboro, during April, snow falls for 3.3 days and regularly aggregates up to 1.69" (43mm) of snow. Throughout the year, in Hillsboro, there are 54.9 snowfall days, and 37.2" (945mm) of snow is accumulated.

Daylight

In Hillsboro, the average length of the day in April is 13h and 26min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:14 pm. On the last day of April, sunrise is at 5:41 am and sunset at 7:48 pm EDT.

Sunshine

In Hillsboro, the average sunshine in April is 7.5h.

UV index

The average daily maximum UV index in April in Hillsboro, New Hampshire, is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 3 during April translates into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What is the average April temperature in Hillsboro?

During April, Hillsboro experiences an average high-temperature of 52.3°F (11.3°C) and a low-temperature of 34.7°F (1.5°C).

What is the least humid month in Hillsboro?

April is the least humid month, with an average relative humidity of 74%.

What is the average humidity in April in Hillsboro?

In April, the average relative humidity in Hillsboro is 74%.

How many days does it rain in April in Hillsboro?

In April, in Hillsboro, the rain falls for 15.2 days. Throughout April, 2.8" (71mm) of precipitation is accumulated.

How much does it snow in Hillsboro in April?

In Hillsboro, in April, during 3.3 snowfall days, 1.69" (43mm) of snow is typically accumulated.

What is the average length of the day in April in Hillsboro?

The average day length in April in Hillsboro is 13h and 26min.

When are sunrise and sunset in April in Hillsboro?

On the first day of April in Hillsboro, sunrise is at 6:28 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 7:48 pm EDT.

How long on average sun shines in April in Hillsboro?

In April, the average sunshine duration in Hillsboro is 7.5h.

What is the UV index intensity in April in Hillsboro?

The average daily maximum UV index in April in Hillsboro, New Hampshire, is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Hillsboro, NH

Average temperature in April - Hillsboro, NH
  • Average high temperature in April: 52.3°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in April: 34.7°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).

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Average pressure in April
Hillsboro, NH

Average pressure in April - Hillsboro, NH
  • Average pressure in April: 29.96"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in April
Hillsboro, NH

Average wind speed in April - Hillsboro, NH
  • Average wind speed in April: 7.6mph

The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in April
Hillsboro, NH

Average humidity in April - Hillsboro, NH
  • Average humidity in April: 74%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in April
Hillsboro, NH

Average rainfall in April - Hillsboro, NH
  • Average rainfall in April: 2.8"

The wettest month (with the highest rainfall) is October (3.46").
The driest month (with the least rainfall) is September (2.17").

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Average rainfall days in April
Hillsboro, NH

Average rainfall days in April - Hillsboro, NH
  • Average rainfall days in April: 15.2 days

The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is January (7.6 days).

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Average snowfall in April
Hillsboro, NH

Average snowfall in April - Hillsboro, NH
  • Average snowfall in April: 1.69"

The month with the highest snowfall is February (10.12").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Hillsboro, NH

Average snowfall days in April - Hillsboro, NH
  • Average snowfall days in April: 3.3 days

The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Hillsboro, NH

Average daylight in April / Average sunshine in April - Hillsboro, 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 3min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days in April
Hillsboro, NH

Average sunshine days in April - Hillsboro, NH
  • Average sunshine days in April: 12.4 days

The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is March (12.1 days).

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Average UV index in April
Hillsboro, NH

Average UV index in April - Hillsboro, 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, October, November and December (UV index 2).

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Average cloud cover in April
Hillsboro, NH

Average cloud cover in April - Hillsboro, NH
  • Average cloud cover in April: 50

The month with the most cloud cover is March (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 36).

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Average visibility in April
Hillsboro, NH

Average visibility in April - Hillsboro, NH
  • 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).

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Hillsboro, New Hampshire, USA

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