May weather forecast
Colebrook, NH

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Weather in May

May's arrival is celebrated with an appreciable surge in temperatures in Colebrook. Yet, the month also marks the transition from characteristic snowfalls of winter to regular bouts of rainfall, registering at 2.83" (72mm). An increase in daylight to almost 15 hours coincides with the longer, warmer days that define late spring. Considering humidity, May sees a further minor drop to 77%. As May transitions into June, Colebrook eagerly awaits the arrival of summer.

Temperature

With the beginning of May, Colebrook's average high-temperature experiences a significant increase, moving from a frosty 45.3°F (7.4°C) in April to a refreshing 61.3°F (16.3°C). May sees the temperature falling to a mean low of 40.8°F (4.9°C).

Humidity

The least humid month is May, with an average relative humidity of 77%.

Rainfall

In Colebrook, in May, during 17.3 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. Throughout the year, there are 154.3 rainfall days, and 30.87" (784mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 1.2 snowfall days, in May, Colebrook aggregates 1.3" (33mm) of snow. In Colebrook, New Hampshire, during the entire year, snow falls for 107.4 days and aggregates up to 63.86" (1622mm) of snow.

Daylight

In Colebrook, the average length of the day in May is 14h and 52min.
On the first day of the month, sunrise is at 5:34 am and sunset at 7:51 pm. On the last day of May, sunrise is at 5:02 am and sunset at 8:24 pm EDT.

Sunshine

In Colebrook, the average sunshine in May is 7.6h.

UV index

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In May, a daily maximum UV index of 4 leads to the following instructions:
Exercise prevention - Precautions against solar damage are endorsed. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Frequently asked questions

What is the average May temperature?

The average high-temperature, in May, in Colebrook, is 61.3°F (16.3°C), while the average low-temperature is 40.8°F (4.9°C).

What is the least humid month?

With an average relative humidity of 77%, May is the least humid month.

What is the average humidity in May?

In Colebrook, the average relative humidity in May is 77%.

How many days does it rain in May in Colebrook?

In May, the rain falls for 17.3 days. Throughout May, 2.83" (72mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 1.2 snowfall days, in May, Colebrook aggregates 1.3" (33mm) of snow.

What is the average length of the day in May?

In May, the average day length is 14h and 52min.

What time are sunrise and sunset in May in Colebrook?

In May, on the first day of the month, sunrise is at 5:34 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:02 am and sunset at 8:24 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 7.6h.

What is the UV index intensity in May?

The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's 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 May
Colebrook, NH

Average temperature in May - Colebrook, NH
  • Average high temperature in May: 61.3°F

The warmest month (with the highest average high temperature) is July (74.5°F).
The month with the lowest average high temperature is January (21°F).

  • Average low temperature in May: 40.8°F

The month with the highest average low temperature is July (53.4°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

Average pressure in May
Colebrook, NH

Average pressure in May - Colebrook, NH
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in May
Colebrook, NH

Average wind speed in May - Colebrook, NH
  • Average wind speed in May: 6.7mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in May
Colebrook, NH

Average humidity in May - Colebrook, NH
  • Average humidity in May: 77%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (77%).

Average rainfall in May
Colebrook, NH

Average rainfall in May - Colebrook, NH
  • Average rainfall in May: 2.83"

The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is February (2.01").

Average rainfall days in May
Colebrook, NH

Average rainfall days in May - Colebrook, NH
  • Average rainfall days in May: 17.3 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in May
Colebrook, NH

Average snowfall in May - Colebrook, NH
  • Average snowfall in May: 1.3"

The month with the highest snowfall is January (12.4").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Colebrook, NH

Average snowfall days in May - Colebrook, NH
  • Average snowfall days in May: 1.2 days

The month with the highest number of snowfall days is February (21.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Colebrook, NH
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 24min).
The months with the least sunshine are January and February (Average sunshine: 2h and 6min).

Average sunshine days in May
Colebrook, NH

Average sunshine days in May - Colebrook, NH
  • Average sunshine days in May: 11.5 days

The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is February (6.2 days).

Average UV index in May
Colebrook, NH

Average UV index in May - Colebrook, NH
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March and December (UV index 1).

Average cloud cover in May
Colebrook, NH

Average cloud cover in May - Colebrook, NH
  • Average cloud cover in May: 53

The month with the most cloud cover is February (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 43).

Average visibility in May
Colebrook, NH

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

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

Colebrook, New Hampshire, USA

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