May weather forecast
Lancaster, NH

Weather in May

May, the last month of the spring in Lancaster, is a comfortable month, with an average temperature ranging between min 41.2°F (5.1°C) and max 62.2°F (16.8°C).

Temperature

In Lancaster, the average high-temperature in May increases considerably from a chilly 46.2°F (7.9°C) in April to a comfortable 62.2°F (16.8°C). In Lancaster, the average low-temperature is 41.2°F (5.1°C).

Humidity

With an average relative humidity of 76%, May is the least humid month.

Rainfall

In Lancaster, New Hampshire, it is raining for 16.5 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, in Lancaster, there are 150.5 rainfall days, and 27.99" (711mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.8 snowfall days, in May, Lancaster aggregates 0.79" (20mm) of snow. Throughout the year, in Lancaster, there are 104.2 snowfall days, and 61.02" (1550mm) of snow is accumulated.

Daylight

In Lancaster, the average length of the day in May is 14h and 49min.
On the first day of the month, sunrise is at 5:36 am and sunset at 7:50 pm. On the last day of May, in Lancaster, sunrise is at 5:04 am and sunset at 8:23 pm EDT.

Sunshine

In May, the average sunshine in Lancaster is 7.7h.

UV index

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 4 in May transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the least humid month in Lancaster?

The least humid month is May, with an average relative humidity of 76%.

What is the average humidity in May in Lancaster?

The average relative humidity in May in Lancaster, New Hampshire, is 76%.

How much does it rain in Lancaster in May?

In May, in Lancaster, New Hampshire, the rain falls for 16.5 days. Throughout May, 2.24" (57mm) of precipitation is accumulated.

What is the last month it snows in Lancaster?

May is the last month it regularly snows in Lancaster, New Hampshire. During 0.8 snowfall days, in May, Lancaster aggregates 0.79" (20mm) of snow.

How many hours of daylight does Lancaster have in May?

The average day length in May is 14h and 49min.

When are sunrise and sunset in May in Lancaster?

In May, on the first day of the month, sunrise is at 5:36 am and sunset at 7:50 pm. On the last day of the month, in Lancaster, New Hampshire, sunrise is at 5:04 am and sunset at 8:23 pm EDT.

How long on average sun shines in May in Lancaster?

In May, the average sunshine duration in Lancaster is 7.7h.

What is the UV index intensity in May in Lancaster?

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Lancaster, NH

Average temperature in May - Lancaster, NH
  • Average high temperature in May: 62.2°F

The warmest month (with the highest average high temperature) is July (75.6°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in May: 41.2°F

The month with the highest average low temperature is July (53.2°F).
The coldest month (with the lowest average low temperature) is January (9°F).

[Resources]

Average pressure in May
Lancaster, NH

Average pressure in May - Lancaster, 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 (29.91"Hg).

[Resources]

Average wind speed in May
Lancaster, NH

Average wind speed in May - Lancaster, NH
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

[Resources]

Average humidity in May
Lancaster, NH

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

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is May (76%).

[Resources]

Average rainfall in May
Lancaster, NH

Average rainfall in May - Lancaster, NH
  • Average rainfall in May: 2.24"

The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is August (1.97").

[Resources]

Average rainfall days in May
Lancaster, NH

Average rainfall days in May - Lancaster, NH
  • Average rainfall days in May: 16.5 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (5 days).

[Resources]

Average snowfall in May
Lancaster, NH

Average snowfall in May - Lancaster, NH
  • Average snowfall in May: 0.79"

The month with the highest snowfall is February (13.43").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in May
Lancaster, NH

Average snowfall days in May - Lancaster, NH
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is January (21.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in May / Average sunshine in May - Lancaster, NH
  • Average daylight in May: 14h and 49min

The month with the longest days is June (Average daylight: 15h and 29min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 7h and 42min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The months with the least sunshine are January and February (Average sunshine: 2h and 36min).

[Resources]

Average sunshine days in May
Lancaster, NH

Average sunshine days in May - Lancaster, NH
  • Average sunshine days in May: 12.5 days

The month with the most sunshine days is September (15.4 days).
The month with the least sunshine days is February (6.3 days).

[Resources]

Average UV index in May
Lancaster, NH

Average UV index in May - Lancaster, 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 and December (UV index 1).

[Resources]

Average cloud cover in May
Lancaster, NH

Average cloud cover in May - Lancaster, NH
  • Average cloud cover in May: 52

The month with the most cloud cover is February (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 42).

[Resources]

Average visibility in May
Lancaster, NH

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

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location