May weather forecast
Exeter, NH

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Weather in May

May brings a significant leap in temperature, affirming the arrival of summer in Exeter. With the increasing temperatures, the appearance of the sun becomes more consistent, offering more daylight hours. Despite the higher temperatures, there is no snowfall recorded this month. The overall weather pattern is conducive to outdoor activities, though one should prepare for the occasional rainfall. Essentially, May can be considered the gateway to the sunny summer season.

Temperature

Exeter's transition into May is marked by a rise in the average high-temperature, advancing from a fresh 53.1°F (11.7°C) in April to a comfortable 63.9°F (17.7°C). During May, Exeter's temperature averages to a chilly 47.7°F (8.7°C) at night.

Humidity

In May, the average relative humidity is 76%.

Rainfall

In Exeter, during May, the rain falls for 7.1 days and regularly aggregates up to 0.35" (9mm) of precipitation. Throughout the year, there are 71.7 rainfall days, and 5.28" (134mm) of precipitation is accumulated.

Snowfall

In Exeter, snow does not fall in May through October.

Daylight

In Exeter, the average length of the day in May is 14h and 40min.
On the first day of the month, sunrise is at 5:36 am and sunset at 7:45 pm. On the last day of May, sunrise is at 5:07 am and sunset at 8:15 pm EDT.

Sunshine

In Exeter, the average sunshine in May is 8.2h.

UV index

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, an average UV index of 5 transforms into the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

What is the average May temperature in Exeter?

Exeter in May has an average high-temperature of 63.9°F (17.7°C) and an average low-temperature of 47.7°F (8.7°C).

What is the average humidity in May in Exeter?

The average relative humidity in May in Exeter is 76%.

How much does it rain in Exeter in May?

In Exeter, New Hampshire, during May, the rain falls for 7.1 days and regularly aggregates up to 0.35" (9mm) of precipitation.

When it does not snow in Exeter?

In Exeter, snow does not fall in May through October.

Does it snow in Exeter in May?

In May, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Exeter have in May?

In May, the average day length in Exeter is 14h and 40min.

What time are sunrise and sunset in May in Exeter?

In May, on the first day of the month, sunrise is at 5:36 am and sunset at 7:45 pm. On the last day of the month, in Exeter, New Hampshire, sunrise is at 5:07 am and sunset at 8:15 pm EDT.

How long on average sun shines in May in Exeter?

In Exeter, the average sunshine duration in May is 8.2h.

How high is the UV index in May in Exeter?

In Exeter, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Exeter, NH

Average temperature in May - Exeter, NH
  • Average high temperature in May: 63.9°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in May: 47.7°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in May
Exeter, NH

Average pressure in May - Exeter, NH
  • Average pressure in May: 30"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).

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Average wind speed in May
Exeter, NH

Average wind speed in May - Exeter, NH
  • Average wind speed in May: 7.4mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in May
Exeter, NH

Average humidity in May - Exeter, NH
  • Average humidity in May: 76%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in May
Exeter, NH

Average rainfall in May - Exeter, NH
  • Average rainfall in May: 0.35"

The wettest month (with the highest rainfall) is November (0.63").
The driest month (with the least rainfall) is September (0.2").

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Average rainfall days in May
Exeter, NH

Average rainfall days in May - Exeter, NH
  • Average rainfall days in May: 7.1 days

The month with the highest number of rainy days is July (8.1 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in May
Exeter, NH

Average snowfall in May - Exeter, NH
  • Average snowfall in May: 0"

The month with the highest snowfall is December (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Exeter, NH

Average snowfall days in May - Exeter, NH
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Exeter, NH

Average daylight in May / Average sunshine in May - Exeter, NH
  • Average daylight in May: 14h and 4min

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 May: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in May
Exeter, NH

Average sunshine days in May - Exeter, NH
  • Average sunshine days in May: 22 days

The month with the most sunshine days is December (24.5 days).
The month with the least sunshine days is July (19.8 days).

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Average UV index in May
Exeter, NH

Average UV index in May - Exeter, NH
  • Average UV index in May: 5

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).

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Average cloud cover in May
Exeter, NH

Average cloud cover in May - Exeter, NH
  • Average cloud cover in May: 47

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in May
Exeter, NH

Average visibility in May - Exeter, NH
  • Average visibility in May: 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).

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Exeter, New Hampshire, USA

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