Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
The start of May is characterized by a significant increase in the average high-temperature, moving from a frosty 46.9°F (8.3°C) in April to an enjoyable 62.6°F (17°C). Littleton observes an average nighttime temperature of 41.9°F (5.5°C) during May.Humidity
The least humid month is May, with an average relative humidity of 76%.Rainfall
In Littleton, in May, it is raining for 17.4 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, in Littleton, there are 164.3 rainfall days, and 29.45" (748mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.9 snowfall days, in May, Littleton aggregates 1.22" (31mm) of snow. Throughout the year, there are 99.6 snowfall days, and 57.68" (1465mm) of snow is accumulated.Daylight
In Littleton, the average length of the day in May is 14h and 48min.On the first day of May in Littleton, New Hampshire, sunrise is at 5:36 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:06 am and sunset at 8:23 pm EDT.
Sunshine
In Littleton, the average sunshine in May is 8h.UV index
In Littleton, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum UV index, 4 during May, leads to the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What are May temperatures in Littleton?
What is the least humid month in Littleton?
What is the average humidity in May in Littleton?
How many days does it rain in May in Littleton?
What is the last month it snows in Littleton?
What is the average length of the day in May in Littleton?
When is the sunrise / sunset in May in Littleton?
How long on average sun shines in May in Littleton?
How high is the UV index in May in Littleton?
Average temperature in May
Littleton, NH
- Average high temperature in May: 62.6°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 (22.5°F).
- Average low temperature in May: 41.9°F
The month with the highest average low temperature is July (54.1°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).
Average pressure in May
Littleton, 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
Littleton, NH
- Average wind speed in May: 5.8mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in May
Littleton, NH
- Average humidity in May: 76%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (76%).
Average rainfall in May
Littleton, NH
- Average rainfall in May: 2.68"
The wettest month (with the highest rainfall) is October (2.91").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in May
Littleton, NH
- Average rainfall days in May: 17.4 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in May
Littleton, NH
- Average snowfall in May: 1.22"
The month with the highest snowfall is February (13.58").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Littleton, NH
- Average snowfall days in May: 0.9 days
The month with the highest number of snowfall days is January (21.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Littleton, 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: 8h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in May
Littleton, NH
- Average sunshine days in May: 11.3 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (5.9 days).
Average UV index in May
Littleton, 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).
Average cloud cover in May
Littleton, NH
- Average cloud cover in May: 50
The month with the most cloud cover is February (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in May
Littleton, NH
- Average visibility in May: 5mi
The months with the highest visibility are April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are January, February, March, September and December (4mi).
Littleton, New Hampshire, USA
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