May weather forecast
Hadley, MA

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Weather in May

May, the last month of the spring in Hadley, is a comfortable month, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 67.6°F (19.8°C).

Temperature

As Hadley transitions into May, a rise in the average high-temperature is observed, moving from a cool 55°F (12.8°C) in April to a refreshing 67.6°F (19.8°C). Hadley usually reports an average low-temperature of 47.5°F (8.6°C) during the month of May.

Humidity

In Hadley, the average relative humidity in May is 74%.

Rainfall

In Hadley, in May, during 13.9 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. Throughout the year, there are 134.1 rainfall days, and 14.84" (377mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Hadley aggregates 0.08" (2mm) of snow. In Hadley, during the entire year, snow falls for 28.6 days and aggregates up to 6.5" (165mm) of snow.

Daylight

In Hadley, the average length of the day in May is 14h and 37min.
On the first day of the month, sunrise is at 5:44 am and sunset at 7:50 pm. On the last day of May, sunrise is at 5:16 am and sunset at 8:20 pm EDT.

Sunshine

In May, the average sunshine is 8.6h.

UV index

In Hadley, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum daily UV index of 5 during May morphs into the following directions:
Undertake precautions - It is suggested to shield oneself from sunburn. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

May temperatures vary between a high-temperature of 67.6°F (19.8°C) and a low-temperature of 47.5°F (8.6°C).

What is the average humidity in May?

The average relative humidity in May is 74%.

How many days does it rain in May?

In May, the rain falls for 13.9 days. Throughout May, 1.38" (35mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Hadley aggregates 0.08" (2mm) of snow.

How many hours of daylight does Hadley have in May?

The average day length in May is 14h and 37min.

When are sunrise and sunset in May in Hadley?

On the first day of May, sunrise is at 5:44 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:16 am and sunset at 8:20 pm EDT.

How long on average sun shines in May?

In Hadley, Massachusetts, the average sunshine duration in May is 8.6h.

How high is the UV index in May?

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
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
Hadley, MA

Average temperature in May - Hadley, MA
  • Average high temperature in May: 67.6°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in May: 47.5°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in May
Hadley, MA

Average pressure in May - Hadley, MA
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Hadley, MA

Average wind speed in May - Hadley, MA
  • Average wind speed in May: 6.3mph

The windiest months (with the highest average wind speed) are January, February and March (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in May
Hadley, MA

Average humidity in May - Hadley, MA
  • Average humidity in May: 74%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).

Average rainfall in May
Hadley, MA

Average rainfall in May - Hadley, MA
  • Average rainfall in May: 1.38"

The wettest month (with the highest rainfall) is October (1.61").
The driest month (with the least rainfall) is February (0.91").

Average rainfall days in May
Hadley, MA

Average rainfall days in May - Hadley, MA
  • Average rainfall days in May: 13.9 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (8.5 days).

Average snowfall in May
Hadley, MA

Average snowfall in May - Hadley, MA
  • Average snowfall in May: 0.08"

The month with the highest snowfall is February (1.85").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
Hadley, MA

Average snowfall days in May - Hadley, MA
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Hadley, MA

Average daylight in May / Average sunshine in May - Hadley, MA
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in May: 8h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in May
Hadley, MA

Average sunshine days in May - Hadley, MA
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (13.7 days).

Average UV index in May
Hadley, MA

Average UV index in May - Hadley, MA
  • Average UV index in May: 5

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

Average cloud cover in May
Hadley, MA

Average cloud cover in May - Hadley, MA
  • Average cloud cover in May: 45

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in May
Hadley, MA

Average visibility in May - Hadley, MA
  • Average visibility in May: 5mi

The months with the highest visibility are January, March, April, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August, September and October (5mi).

Hadley, Massachusetts, USA

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