May weather forecast
Deerfield, NH

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Weather in May

The last month of the spring, May, is a refreshing month in Deerfield, New Hampshire, with an average temperature ranging between min 46.2°F (7.9°C) and max 65.3°F (18.5°C).

Temperature

As May sets, the average high-temperature shows an increase, moving up from a cool 53.2°F (11.8°C) in April to a comfortable 65.3°F (18.5°C). The nights of May anticipate an average low-temperature of 46.2°F (7.9°C).

Humidity

The average relative humidity in May is 76%.

Rainfall

In Deerfield, in May, during 15.7 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. Throughout the year, in Deerfield, there are 146.3 rainfall days, and 29.92" (760mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Deerfield. May is the last month it regularly snows in Deerfield. During 0.1 snowfall days, in May, Deerfield aggregates 0.12" (3mm) of snow. In Deerfield, New Hampshire, during the entire year, snow falls for 44.9 days and aggregates up to 32.95" (837mm) of snow.

Daylight

In May, the average length of the day in Deerfield is 14h and 41min.
On the first day of the month, sunrise is at 5:37 am and sunset at 7:46 pm. On the last day of May, sunrise is at 5:07 am and sunset at 8:17 pm EDT.

Sunshine

In May, the average sunshine is 8.3h.

UV index

In Deerfield, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 5 during May translates into these guidelines:
Act with care - Obligation to protect against skin and eye damage is highlighted. To protect against the Sun's most potent rays, avoid direct exposure around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What are May temperatures in Deerfield?

May temperatures in Deerfield, New Hampshire, vary between a high-temperature of 65.3°F (18.5°C) and a low-temperature of 46.2°F (7.9°C).

What is the average humidity in May in Deerfield?

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

How many days does it rain in May in Deerfield?

In May, in Deerfield, New Hampshire, the rain falls for 15.7 days. Throughout May, 2.2" (56mm) of precipitation is accumulated.

What is the last month it snows in Deerfield?

May is the last month it regularly snows in Deerfield. During 0.1 snowfall days, in May, Deerfield aggregates 0.12" (3mm) of snow.

How many hours of daylight does Deerfield have in May?

In Deerfield, the average day length in May is 14h and 41min.

What time are sunrise and sunset in May in Deerfield?

In May, on the first day of the month, sunrise is at 5:37 am and sunset at 7:46 pm. On the last day of the month, in Deerfield, sunrise is at 5:07 am and sunset at 8:17 pm EDT.

How long on average sun shines in May in Deerfield?

In May, the average sunshine duration in Deerfield is 8.3h.

How high is the UV index in May in Deerfield?

The average daily maximum UV index in May in Deerfield is 5. A UV Index reading of 3 to 5 represents a medium health risk 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 May
Deerfield, NH

Average temperature in May - Deerfield, NH
  • Average high temperature in May: 65.3°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in May: 46.2°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).

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Average pressure in May
Deerfield, NH

Average pressure in May - Deerfield, 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
Deerfield, NH

Average wind speed in May - Deerfield, NH
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in May
Deerfield, NH

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

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in May
Deerfield, NH

Average rainfall in May - Deerfield, NH
  • Average rainfall in May: 2.2"

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in May
Deerfield, NH

Average rainfall days in May - Deerfield, NH
  • Average rainfall days in May: 15.7 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in May
Deerfield, NH

Average snowfall in May - Deerfield, NH
  • Average snowfall in May: 0.12"

The month with the highest snowfall is February (8.5").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Deerfield, NH

Average snowfall days in May - Deerfield, NH
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Deerfield, 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 2min

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 36min).

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Average sunshine days in May
Deerfield, NH

Average sunshine days in May - Deerfield, NH
  • Average sunshine days in May: 13.7 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is June (13 days).

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Average UV index in May
Deerfield, NH

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

The months with the highest UV index are June, 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
Deerfield, NH

Average cloud cover in May - Deerfield, 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 33).

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Average visibility in May
Deerfield, NH

Average visibility in May - Deerfield, NH
  • Average visibility in May: 5mi

The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).

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Deerfield, New Hampshire, USA

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