Concord
New Hampshire, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Concord, NH

A rocky coast overlooking beach homes in Rye, Concord point, New Hampshire
A rocky coast overlooking beach homes in Rye, Concord point, New Hampshire
May, the last month of the spring, in Concord, is an enjoyable month, with average temperature fluctuating between 46°F (7.8°C) and 66°F (18.9°C).

Temperature

In Concord, the average high-temperature increases, from a cool 53.4°F (11.9°C) in April, to a comfortable 66°F (18.9°C). In May, in Concord, New Hampshire, the average low-temperature is 46°F (7.8°C).

Humidity

In May, the average relative humidity is 74%.

Rainfall

In Concord, in May, it is raining for 14.8 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, there are 139.1 rainfall days, and 27.72" (704mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Concord are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Concord aggregates 0.16" (4mm) of snow. Throughout the year, in Concord, there are 44.5 snowfall days, and 28.94" (735mm) of snow is accumulated.

Daylight

The average length of the day in Concord is 14.7h.

Sunshine

In Concord, New Hampshire, the average sunshine is 8.2h.

UV index

The average daily maximum UV index in Concord is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in May in Concord?

In Concord, New Hampshire, in May, the average high-temperature is 66°F (18.9°C), and the average low-temperature is 46°F (7.8°C).

What is the average humidity in May in Concord?

The average relative humidity in May in Concord is 74%.

How many days does it rain in May in Concord?

In May, in Concord, the rain falls for 14.8 days. Throughout May, 2.09" (53mm) of precipitation is accumulated.

What is the last month it snows in Concord?

May is the last month it regularly snows in Concord, New Hampshire. During 0.2 snowfall days, in May, Concord aggregates 0.16" (4mm) of snow.

What is the average length of the day in May in Concord?

In Concord, New Hampshire, the average length of the day in May is 14.7h.

How many hours of sunshine does Concord have in May?

In May, the average sunshine is 8.2h.

How high is the UV index in May in Concord?

In Concord, New Hampshire, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.
Average temperature in May - Concord, NH
  • Average high temperature in May: 18.9°C

The warmest month (with the highest average high temperature) is July (27.1°C).
The month with the lowest average high temperature is January (-2°C).

  • Average low temperature in May: 7.8°C

The month with the highest average low temperature is July (15.3°C).
The coldest month (with the lowest average low temperature) is January (-9.2°C).

Average humidity in May - Concord, NH
  • Average humidity in May: 74%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (73%).

Average rainfall in May - Concord, NH
  • Average rainfall in May: 53mm

The wettest month (with the highest rainfall) is October (77mm).
The driest month (with the lowest rainfall) is September (42mm).

Average rainfall days in May - Concord, NH
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is May (14.8 days).
The month with the lowest number of rainy days is January (6.5 days).

Average snowfall in May - Concord, NH
  • Average snowfall in May: 4mm

The month with the highest snowfall is February (187mm).
Months with the lowest snowfall are June, July, August and September (0mm).

Average snowfall days in May - Concord, NH
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (10.8 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in May / Average sunshine in May - Concord, NH
  • Average daylight in May: 14.7h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9h).

  • Average sunshine in May: 8.2h

The month with most sunshine is August (Average sunshine: 10.3h).
The month with least sunshine is February (Average sunshine: 4.4h).

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

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January, February, March, October, November and December (UV index 2).