January weather forecast
Westfield, IN

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Weather in January

In comparison to the balmy December, January in Westfield, Indiana sees a drop in temperatures. The noticeable chill is accompanied by a relative humidity of 83%, bringing with it a sensation of brisk cold. A layer of snow up to 1.22" (31mm) thick can be expected, making it the month with the second heaviest snowfall. Winds blow at a moderate pace, creating a slight wind chill effect. As the month progresses, the weather conditions remain consistent, setting the stage for Westfield's frigid February.

Temperature

January, on average, is the coldest month, registering a high temperature of 32.2°F (0.1°C) and a low of 20.5°F (-6.4°C).

Humidity

January and December, with an average relative humidity of 83%, are the most humid months in Westfield.

Rainfall

In January, the rain falls for 6.3 days. Throughout January, 0.91" (23mm) of precipitation is accumulated. In Westfield, during the entire year, the rain falls for 128.2 days and collects up to 14.61" (371mm) of precipitation.

Snowfall

Months with snowfall in Westfield are January through April, October through December. In Westfield, Indiana, in January, snow falls for 8 days, with typically accumulated 1.22" (31mm) of snow. In Westfield, during the entire year, snow falls for 28.1 days and aggregates up to 4.88" (124mm) of snow.

Daylight

The average length of the day in January in Westfield is 9h and 43min.
On the first day of January, sunrise is at 8:06 am and sunset at 5:29 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 6:01 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 3.9h of sunshine.

UV index

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In January, a regular UV index of 2 translates into these guidelines:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

What are the coldest months in Westfield?

Westfield experiences its lowest temperatures in January, with an average peak of 32.2°F (0.1°C) and a low of 20.5°F (-6.4°C).

How cold is it in Westfield in January?

The high-temperature, in January, in Westfield, is 32.2°F (0.1°C), while the low-temperature averages to 20.5°F (-6.4°C).

What is the most humid month in Westfield?

The months with the highest humidity in Westfield, Indiana, are January and December, with an average relative humidity of 83%.

What is the average humidity in January in Westfield?

The average relative humidity in January in Westfield is 83%.

How many days does it rain in January in Westfield?

In Westfield, Indiana, in January, it is raining for 6.3 days, with typically 0.91" (23mm) of accumulated precipitation.

How many days does it snow in January in Westfield?

In Westfield, Indiana, in January, snow falls for 8 days, with typically accumulated 1.22" (31mm) of snow.

What is the average length of the day in January in Westfield?

In January, the average day length in Westfield is 9h and 43min.

When is the sunrise / sunset in January in Westfield?

In January, on the first day of the month, sunrise is at 8:06 am and sunset at 5:29 pm. On the last day of the month, in Westfield, Indiana, sunrise is at 7:54 am and sunset at 6:01 pm EST.

What is the month with the least sunshine in Westfield?

January has the least sunshine of the year in Westfield, Indiana, with an average of 3.9h of sunshine.

How long on average sun shines in January in Westfield?

The average sunshine duration in January in Westfield, Indiana, is 3.9h.

What is the UV index intensity in January in Westfield?

The average daily maximum UV index in January in Westfield is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
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
Westfield, IN

Average temperature in January - Westfield, IN
  • Average high temperature in January: 32.2°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in January: 20.5°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in January
Westfield, IN

Average pressure in January - Westfield, IN
  • Average pressure in January: 30.13"Hg

The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Westfield, IN

Average wind speed in January - Westfield, IN
  • Average wind speed in January: 10.1mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in January
Westfield, IN

Average humidity in January - Westfield, IN
  • Average humidity in January: 83%

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in January
Westfield, IN

Average rainfall in January - Westfield, IN
  • Average rainfall in January: 0.91"

The wettest month (with the highest rainfall) is June (1.89").
The driest month (with the least rainfall) is February (0.79").

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Average rainfall days in January
Westfield, IN

Average rainfall days in January - Westfield, IN
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (5.9 days).

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Average snowfall in January
Westfield, IN

Average snowfall in January - Westfield, IN
  • Average snowfall in January: 1.22"

The month with the highest snowfall is December (1.38").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Westfield, IN

Average snowfall days in January - Westfield, IN
  • Average snowfall days in January: 8 days

The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Westfield, IN

Average daylight in January / Average sunshine in January - Westfield, IN
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 3h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in January
Westfield, IN

Average sunshine days in January - Westfield, IN
  • Average sunshine days in January: 18.1 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in January
Westfield, IN

Average UV index in January - Westfield, IN
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
Westfield, IN

Average cloud cover in January - Westfield, IN
  • Average cloud cover in January: 61

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in January
Westfield, IN

Average visibility in January - Westfield, IN
  • Average visibility in January: 6mi

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

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Westfield, Indiana, USA

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