May weather forecast
Hatfield, MA

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Weather in May

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

Temperature

Hatfield's weather in May presents a rise in the average high-temperature, moving from a cool 55°F (12.8°C) in April to a refreshing 67.6°F (19.8°C). The temperature in Hatfield lowers to an average of 47.5°F (8.6°C) during May nights.

Humidity

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

Rainfall

In Hatfield, in May, during 13.9 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Hatfield, during the entire year, the rain falls for 134.1 days and collects up to 14.84" (377mm) of precipitation.

Snowfall

Months with snowfall in Hatfield are January through May, November and December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Hatfield aggregates 0.08" (2mm) of snow. Throughout the year, in Hatfield, there are 28.6 snowfall days, and 6.5" (165mm) of snow is accumulated.

Daylight

In Hatfield, the average length of the day in May is 14h and 37min.
On the first day of May in Hatfield, 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.

Sunshine

The average sunshine in May is 8.6h.

UV index

In Hatfield, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 5 in May translates into this advice:
Take necessary precautions - Defending against sun damage is advocated. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

What are the temperatures in Hatfield in May?

In May, in Hatfield, the average high-temperature is 67.6°F (19.8°C), and the average low-temperature is 47.5°F (8.6°C).

What is the average humidity in May in Hatfield?

The average relative humidity in May is 74%.

How much does it rain in Hatfield in May?

In Hatfield, Massachusetts, in May, it is raining for 13.9 days, with typically 1.38" (35mm) of accumulated precipitation.

What is the last month it snows in Hatfield?

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

How many hours of daylight does Hatfield have in May?

In May, the average day length in Hatfield, Massachusetts, is 14h and 37min.

What time are sunrise and sunset in May in Hatfield?

In May, on the first day of the month, 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 Hatfield?

The average sunshine duration in May in Hatfield, Massachusetts, is 8.6h.

What is the UV index reading in May in Hatfield?

In Hatfield, Massachusetts, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Hatfield, MA

Average temperature in May - Hatfield, 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).

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Average pressure in May
Hatfield, MA

Average pressure in May - Hatfield, 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).

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Average wind speed in May
Hatfield, MA

Average wind speed in May - Hatfield, 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).

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Average humidity in May
Hatfield, MA

Average humidity in May - Hatfield, 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%).

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Average rainfall in May
Hatfield, MA

Average rainfall in May - Hatfield, 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").

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Average rainfall days in May
Hatfield, MA

Average rainfall days in May - Hatfield, 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).

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Average snowfall in May
Hatfield, MA

Average snowfall in May - Hatfield, 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").

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Average snowfall days in May
Hatfield, MA

Average snowfall days in May - Hatfield, 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).

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

Average daylight in May / Average sunshine in May - Hatfield, 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).

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Average sunshine days in May
Hatfield, MA

Average sunshine days in May - Hatfield, 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).

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Average UV index in May
Hatfield, MA

Average UV index in May - Hatfield, 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).

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Average cloud cover in May
Hatfield, MA

Average cloud cover in May - Hatfield, 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).

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Average visibility in May
Hatfield, MA

Average visibility in May - Hatfield, 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).

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Hatfield, Massachusetts, USA

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