May weather forecast
Jackson Falls, NH

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Weather in May

The last month of the spring, May, is a comfortable month in Jackson Falls, New Hampshire, with temperature in the range of an average high of 62.2°F (16.8°C) and an average low of 42.3°F (5.7°C).

Temperature

May signals a clear increase in the average high-temperature, soaring from April's chilly 47.8°F (8.8°C) to a refreshing 62.2°F (16.8°C). Jackson Falls reports an average nighttime low-temperature of 42.3°F (5.7°C) in May.

Humidity

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

Rainfall

In May, the rain falls for 10.3 days. Throughout May, 0.79" (20mm) of precipitation is accumulated. In Jackson Falls, during the entire year, the rain falls for 90.5 days and collects up to 11.61" (295mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Jackson Falls. May is the last month it regularly snows. During 0.4 snowfall days, in May, Jackson Falls aggregates 0.2" (5mm) of snow. In Jackson Falls, during the entire year, snow falls for 41.7 days and aggregates up to 19.96" (507mm) of snow.

Daylight

The average length of the day in May is 14h and 47min.
On the first day of May, sunrise is at 5:34 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:04 am and sunset at 8:20 pm EDT.

Sunshine

In Jackson Falls, the average sunshine in May is 8.1h.

UV index

In May, the average daily maximum UV index in Jackson Falls is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, a regular UV index of 4 translates into these guidelines:
Guard yourself - An obligation to protect skin and eyes from harm exists. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

The high-temperature, in May, in Jackson Falls, records 62.2°F (16.8°C), while the low-temperature is 42.3°F (5.7°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 Jackson Falls, the average relative humidity in May is 77%.

How many days does it rain in May?

In May, the rain falls for 10.3 days. Throughout May, 0.79" (20mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.4 snowfall days, in May, Jackson Falls aggregates 0.2" (5mm) of snow.

What is the average length of the day in May?

The average day length in May in Jackson Falls, New Hampshire, is 14h and 47min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:34 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:04 am and sunset at 8:20 pm EDT.

How many hours of sunshine does Jackson Falls have in May?

In Jackson Falls, the average sunshine duration in May is 8.1h.

What is the UV index intensity in May?

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

Average temperature in May
Jackson Falls, NH

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

The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in May: 42.3°F

The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in May
Jackson Falls, NH

Average pressure in May - Jackson Falls, 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).

Average wind speed in May
Jackson Falls, NH

Average wind speed in May - Jackson Falls, NH
  • Average wind speed in May: 5.4mph

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in May
Jackson Falls, NH

Average humidity in May - Jackson Falls, NH
  • Average humidity in May: 77%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (77%).

Average rainfall in May
Jackson Falls, NH

Average rainfall in May - Jackson Falls, NH
  • Average rainfall in May: 0.79"

The wettest months (with the highest rainfall) are April and October (1.46").
The driest month (with the least rainfall) is September (0.39").

Average rainfall days in May
Jackson Falls, NH

Average rainfall days in May - Jackson Falls, NH
  • Average rainfall days in May: 10.3 days

The months with the highest number of rainy days are May and July (10.3 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in May
Jackson Falls, NH

Average snowfall in May - Jackson Falls, NH
  • Average snowfall in May: 0.2"

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Jackson Falls, NH

Average snowfall days in May - Jackson Falls, NH
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is February (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Jackson Falls, NH

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • 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: 4h and 12min).

Average sunshine days in May
Jackson Falls, NH

Average sunshine days in May - Jackson Falls, NH
  • Average sunshine days in May: 18.3 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is June (18.2 days).

Average UV index in May
Jackson Falls, NH

Average UV index in May - Jackson Falls, NH
  • Average UV index in May: 4

The months with the highest UV index are 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
Jackson Falls, NH

Average cloud cover in May - Jackson Falls, NH
  • Average cloud cover in May: 50

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in May
Jackson Falls, NH

Average visibility in May - Jackson Falls, NH
  • Average visibility in May: 5mi

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

Jackson Falls, New Hampshire, USA

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