January weather forecast
Hatfield, MA

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Weather in January

January, like December, is another subzero cold winter month in Hatfield, Massachusetts, with an average temperature fluctuating between 18°F (-7.8°C) and 30.4°F (-0.9°C).

Temperature

In Hatfield, the lowest average temperatures are observed in January, with a high of 30.4°F (-0.9°C) and a low of 18°F (-7.8°C).

Humidity

In Hatfield, Massachusetts, the average relative humidity in January is 80%.

Rainfall

In Hatfield, in January, during 8.5 rainfall days, 0.98" (25mm) 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

January through May, November and December are months with snowfall. In January, it is snowing for 7.3 days. Throughout January, 1.73" (44mm) of snow is accumulated. In Hatfield, during the entire year, snow falls for 28.6 days and aggregates up to 6.5" (165mm) of snow.

Daylight

The average length of the day in January is 9h and 30min.
On the first day of the month, sunrise is at 7:19 am and sunset at 4:28 pm. On the last day of January, in Hatfield, sunrise is at 7:05 am and sunset at 5:02 pm EST.

Sunshine

The average sunshine in January is 5.1h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 during January leads to these advisories:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.

Frequently asked questions

What part of the year is the coldest?

Hatfield notes the coldest temperatures in January, with a average high of 30.4°F (-0.9°C) and a low of 18°F (-7.8°C).

How cold is it in January?

The average high-temperature, in January, in Hatfield, is 30.4°F (-0.9°C), while the average low-temperature is 18°F (-7.8°C).

What is the average humidity in January?

In Hatfield, the average relative humidity in January is 80%.

How much does it rain in January?

In Hatfield, in January, it is raining for 8.5 days, with typically 0.98" (25mm) of accumulated precipitation.

How much does it snow in January?

In January, it is snowing for 7.3 days. Throughout January, 1.73" (44mm) of snow is accumulated.

What is the average length of the day in January?

In January, the average day length in Hatfield is 9h and 30min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:19 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:02 pm EST.

How many hours of sunshine does Hatfield have in January?

In January, the average sunshine duration is 5.1h.

What is the month with the lowest UV index?

The months with the lowest UV index in Hatfield are January through March, October through December, with an average maximum UV index of 2.

What is the UV index intensity in January?

In Hatfield, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Hatfield, MA

Average temperature in January - Hatfield, MA
  • Average high temperature in January: 30.4°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 January: 18°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 January
Hatfield, MA

Average pressure in January - Hatfield, MA
  • Average pressure in January: 30.03"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 January
Hatfield, MA

Average wind speed in January - Hatfield, MA
  • Average wind speed in January: 8mph

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 January
Hatfield, MA

Average humidity in January - Hatfield, MA
  • Average humidity in January: 80%

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

Average rainfall in January
Hatfield, MA

Average rainfall in January - Hatfield, MA
  • Average rainfall in January: 0.98"

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 January
Hatfield, MA

Average rainfall days in January - Hatfield, MA
  • Average rainfall days in January: 8.5 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 January
Hatfield, MA

Average snowfall in January - Hatfield, MA
  • Average snowfall in January: 1.73"

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 January
Hatfield, MA

Average snowfall days in January - Hatfield, MA
  • Average snowfall days in January: 7.3 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 January /
Average sunshine in January
Hatfield, MA

Average daylight in January / Average sunshine in January - Hatfield, MA
  • Average daylight in January: 9h and 3min

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 January: 5h and 1min

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 January
Hatfield, MA

Average sunshine days in January - Hatfield, MA
  • Average sunshine days in January: 19 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 January
Hatfield, MA

Average UV index in January - Hatfield, MA
  • Average UV index in January: 2

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 January
Hatfield, MA

Average cloud cover in January - Hatfield, MA
  • Average cloud cover in January: 46

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 January
Hatfield, MA

Average visibility in January - Hatfield, MA
  • Average visibility in January: 6mi

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).

Hatfield, Massachusetts, USA

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