May weather forecast
Canaan, NH

Share

Weather in May

May, the last month of the spring in Canaan, is a refreshing month, with an average temperature fluctuating between 43.7°F (6.5°C) and 64.4°F (18°C).

Temperature

The start of May brings a shift in the average high-temperature, increasing from April's cool 50.2°F (10.1°C) to an enjoyable 64.4°F (18°C). Canaan records a consistent low-temperature of 43.7°F (6.5°C) during May nights.

Humidity

With an average relative humidity of 75%, May is the least humid month.

Rainfall

In Canaan, New Hampshire, in May, it is raining for 16 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, in Canaan, there are 154.8 rainfall days, and 29.09" (739mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.7 snowfall days, in May, Canaan aggregates 0.43" (11mm) of snow. Throughout the year, there are 74.7 snowfall days, and 43.78" (1112mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 44min.
On the first day of May, sunrise is at 5:39 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:09 am and sunset at 8:22 pm EDT.

Sunshine

In May, the average sunshine is 8.1h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. 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: In May, the UV index of 5 transforms into the following advice:
Undertake precautions - Guarding against sun damage is counselled. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

In Canaan, 64.4°F (18°C) is the average high-temperature and 43.7°F (6.5°C) is the average low-temperature during May.

What is the least humid month?

With an average relative humidity of 75%, May is the least humid month.

What is the average humidity in May?

In May, the average relative humidity is 75%.

How many days does it rain in May?

In Canaan, in May, during 16 rainfall days, 2.4" (61mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.7 snowfall days, in May, Canaan aggregates 0.43" (11mm) of snow.

What is the average length of the day in May?

The average day length in May in Canaan is 14h and 44min.

What time are sunrise and sunset in May in Canaan?

On the first day of May in Canaan, sunrise is at 5:39 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:09 am and sunset at 8:22 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.1h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

How high is the UV index in May?

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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 May
Canaan, NH

Average temperature in May - Canaan, NH
  • Average high temperature in May: 64.4°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 (25°F).

  • Average low temperature in May: 43.7°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

Average pressure in May
Canaan, NH

Average pressure in May - Canaan, NH
  • Average pressure in May: 29.99"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).

Average wind speed in May
Canaan, NH

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

The windiest months (with the highest average wind speed) are January, March and April (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in May
Canaan, NH

Average humidity in May - Canaan, NH
  • Average humidity in May: 75%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (75%).

Average rainfall in May
Canaan, NH

Average rainfall in May - Canaan, NH
  • Average rainfall in May: 2.4"

The wettest month (with the highest rainfall) is October (3.27").
The driest months (with the least rainfall) are August and September (1.97").

Average rainfall days in May
Canaan, NH

Average rainfall days in May - Canaan, NH
  • Average rainfall days in May: 16 days

The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is February (8.2 days).

Average snowfall in May
Canaan, NH

Average snowfall in May - Canaan, NH
  • Average snowfall in May: 0.43"

The month with the highest snowfall is February (11.22").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Canaan, NH

Average snowfall days in May - Canaan, NH
  • Average snowfall days in May: 0.7 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 May: 8h and 1min

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 36min).

Average sunshine days in May
Canaan, NH

Average sunshine days in May - Canaan, NH
  • Average sunshine days in May: 12.6 days

The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is February (10.4 days).

Average UV index in May
Canaan, NH

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

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

Average cloud cover in May
Canaan, NH

Average cloud cover in May - Canaan, NH
  • Average cloud cover in May: 50

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in May
Canaan, NH

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

Canaan, New Hampshire, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location