April weather forecast
Lyme, NH

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Weather in April

April is a chilly spring month in Lyme, New Hampshire, with temperature in the range of an average high of 49.6°F (9.8°C) and an average low of 32.5°F (0.3°C).

Temperature

Lyme sees an increase in the average high-temperature with the arrival of April, moving from March's cold 35.6°F (2°C) to a chilly 49.6°F (9.8°C). Lyme's average low-temperature is measured at an icy 32.5°F (0.3°C) during April.

Humidity

The months with the lowest humidity in Lyme are April and May, with an average relative humidity of 76%.

Rainfall

In Lyme, in April, during 15.6 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. In Lyme, New Hampshire, during the entire year, the rain falls for 158.3 days and collects up to 28.78" (731mm) of precipitation.

Snowfall

Months with snowfall in Lyme are January through May, October through December. In Lyme, in April, during 6.2 snowfall days, 4.02" (102mm) of snow is typically accumulated. In Lyme, during the entire year, snow falls for 77.6 days and aggregates up to 45.12" (1146mm) of snow.

Daylight

In April, the average length of the day in Lyme is 13h and 28min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:15 pm. On the last day of April, sunrise is at 5:40 am and sunset at 7:50 pm EDT.

Sunshine

In Lyme, the average sunshine in April is 7h.

UV index

In April, the average daily maximum UV index in Lyme is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: An average UV index of 3 in April transforms into this advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What are April temperatures in Lyme?

In April, the average high-temperature and low-temperature are 49.6°F (9.8°C) and 32.5°F (0.3°C) respectively.

What is the least humid month in Lyme?

April and May, with an average relative humidity of 76%, are the least humid months in Lyme, New Hampshire.

What is the average humidity in April in Lyme?

In Lyme, the average relative humidity in April is 76%.

How much does it rain in Lyme in April?

In Lyme, in April, during 15.6 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How much does it snow in Lyme in April?

In April, it is snowing for 6.2 days. Throughout April, 4.02" (102mm) of snow is accumulated.

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

In Lyme, New Hampshire, the average day length in April is 13h and 28min.

When is the sunrise / sunset in April in Lyme?

On the first day of April, sunrise is at 6:28 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 7:50 pm EDT.

How many hours of sunshine does Lyme have in April?

In Lyme, the average sunshine duration in April is 7h.

What is the UV index intensity in April in Lyme?

In April, the average daily maximum UV index in Lyme, New Hampshire, is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
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
Lyme, NH

Average temperature in April - Lyme, NH
  • Average high temperature in April: 49.6°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in April: 32.5°F

The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

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Average pressure in April
Lyme, NH

Average pressure in April - Lyme, 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 (29.91"Hg).

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Average wind speed in April
Lyme, NH

Average wind speed in April - Lyme, NH
  • Average wind speed in April: 7.2mph

The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in April
Lyme, NH

Average humidity in April - Lyme, NH
  • Average humidity in April: 76%

The months with the highest relative humidity are January and February (87%).
The months with the lowest relative humidity are April and May (76%).

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Average rainfall in April
Lyme, NH

Average rainfall in April - Lyme, NH
  • Average rainfall in April: 2.76"

The wettest month (with the highest rainfall) is October (3.11").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in April
Lyme, NH

Average rainfall days in April - Lyme, NH
  • Average rainfall days in April: 15.6 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (7.2 days).

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Average snowfall in April
Lyme, NH

Average snowfall in April - Lyme, NH
  • Average snowfall in April: 4.02"

The month with the highest snowfall is February (12.28").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Lyme, NH

Average snowfall days in April - Lyme, NH
  • Average snowfall days in April: 6.2 days

The month with the highest number of snowfall days is January (16.8 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
Lyme, NH

Average daylight in April / Average sunshine in April - Lyme, NH
  • Average daylight in April: 13h and 3min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in April: 7h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).

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Average sunshine days in April
Lyme, NH

Average sunshine days in April - Lyme, NH
  • Average sunshine days in April: 10.8 days

The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (9.3 days).

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Average UV index in April
Lyme, NH

Average UV index in April - Lyme, NH
  • Average UV index in April: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in April
Lyme, NH

Average cloud cover in April - Lyme, NH
  • Average cloud cover in April: 54

The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in April
Lyme, NH

Average visibility in April - Lyme, NH
  • Average visibility in April: 5mi

The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).

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Lyme, New Hampshire, USA

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