April weather forecast
Newmarket, NH

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Weather in April

April brings the first notable signs of spring to Newmarket. The temperature leaps to a comfortable high of 51.6°F (10.9°C), while the snowfall reduces substantially from March, at an average of 1.57" (40mm). Meanwhile, rainfall increases to facilitate the burgeoning spring growth. Longer daylight hours and a decrease in humidity uplift the mood as Newmarket fall into its spring rhythm.

Temperature

An upsurge in temperatures occurs as March gives way to April, with average highs shifting from an icy 40.3°F (4.6°C) to a fresh 51.6°F (10.9°C). Newmarket experiences a mean low-temperature of 37.8°F (3.2°C) during April.

Humidity

The months with the lowest humidity in Newmarket are April and November, with an average relative humidity of 75%.

Rainfall

In Newmarket, in April, during 14.1 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, there are 144.8 rainfall days, and 27.24" (692mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 1.6 snowfall days, in April, Newmarket aggregates 1.57" (40mm) of snow. Throughout the year, there are 35.1 snowfall days, and 18.78" (477mm) of snow is accumulated.

Daylight

In Newmarket, the average length of the day in April is 13h and 26min.
On the first day of April, sunrise is at 6:24 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 7:44 pm EDT.

Sunshine

In Newmarket, the average sunshine in April is 8.1h.

UV index

In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 3 in April translates into the following instructions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in April?

Newmarket in April has an average high-temperature of 51.6°F (10.9°C) and an average low-temperature of 37.8°F (3.2°C).

What are the least humid months?

The months with the lowest humidity are April and November, with an average relative humidity of 75%.

What is the average humidity in April?

In Newmarket, the average relative humidity in April is 75%.

How many days does it rain in April?

In Newmarket, in April, during 14.1 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

What is the last month it snows?

April is the last month it regularly snows. During 1.6 snowfall days, in April, Newmarket aggregates 1.57" (40mm) of snow.

What is the average length of the day in April?

In April, the average day length is 13h and 26min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 6:24 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 7:44 pm EDT.

How many hours of sunshine does Newmarket have in April?

The average sunshine duration in April in Newmarket, New Hampshire, is 8.1h.

What is the UV index reading in April?

In Newmarket, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe 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
Newmarket, NH

Average temperature in April - Newmarket, NH
  • Average high temperature in April: 51.6°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in April: 37.8°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in April
Newmarket, NH

Average pressure in April - Newmarket, 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
Newmarket, NH

Average wind speed in April - Newmarket, NH
  • Average wind speed in April: 8.9mph

The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in April
Newmarket, NH

Average humidity in April - Newmarket, NH
  • Average humidity in April: 75%

The months with the highest relative humidity are January and February (80%).
The months with the lowest relative humidity are April and November (75%).

Average rainfall in April
Newmarket, NH

Average rainfall in April - Newmarket, NH
  • Average rainfall in April: 2.52"

The wettest months (with the highest rainfall) are October and December (2.87").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days in April
Newmarket, NH

Average rainfall days in April - Newmarket, NH
  • Average rainfall days in April: 14.1 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is February (7.6 days).

Average snowfall in April
Newmarket, NH

Average snowfall in April - Newmarket, NH
  • Average snowfall in April: 1.57"

The month with the highest snowfall is December (4.53").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Newmarket, NH

Average snowfall days in April - Newmarket, NH
  • Average snowfall days in April: 1.6 days

The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in April / Average sunshine in April - Newmarket, 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: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in April
Newmarket, NH

Average sunshine days in April - Newmarket, NH
  • Average sunshine days in April: 13.2 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is April (13.2 days).

Average UV index in April
Newmarket, NH

Average UV index in April - Newmarket, 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
Newmarket, NH

Average cloud cover in April - Newmarket, NH
  • Average cloud cover in April: 47

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in April
Newmarket, NH

Average visibility in April - Newmarket, NH
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Newmarket, New Hampshire, USA

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