January weather forecast
Westchester, IN

Weather in January

January, like December, is another subzero cold winter month in Westchester, Indiana, with an average temperature varying between 31.6°F (-0.2°C) and 20.1°F (-6.6°C).

Temperature

With an average high-temperature of 31.6°F (-0.2°C) and an average low-temperature of 20.1°F (-6.6°C), January is the coldest month.

Humidity

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

Rainfall

In Westchester, during January, the rain falls for 4.8 days and regularly aggregates up to 0.55" (14mm) of precipitation. Throughout the year, in Westchester, Indiana, there are 108.6 rainfall days, and 8.74" (222mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Westchester, Indiana, are January through April, October through December. In January, in Westchester, it is snowing for 8.8 days. Throughout January, 0.59" (15mm) of snow is accumulated. In Westchester, during the entire year, snow falls for 32.7 days and aggregates up to 3.15" (80mm) of snow.

Daylight

In January, the average length of the day is 9h and 40min.
On the first day of the month, sunrise is at 8:02 am and sunset at 5:23 pm. On the last day of January, in Westchester, sunrise is at 7:49 am and sunset at 5:56 pm EST.

Sunshine

January has the least sunshine of the year, with an average of 3.4h of sunshine.

UV index

The average daily maximum UV index in January in Westchester is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 2 in January interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Westchester?

With an average high-temperature of 31.6°F (-0.2°C) and an average low-temperature of 20.1°F (-6.6°C), January is the coldest month in Westchester.

What is the temperature in January in Westchester?

The average high-temperature, in January, in Westchester, Indiana, is 31.6°F (-0.2°C), while the average low-temperature is 20.1°F (-6.6°C).

What is the most humid month in Westchester?

January, February and December, with an average relative humidity of 83%, are most humid months in Westchester, Indiana.

What is the average humidity in January in Westchester?

In January, the average relative humidity in Westchester, Indiana, is 83%.

How many days does it rain in January in Westchester?

In January, the rain falls for 4.8 days. Throughout January, 0.55" (14mm) of precipitation is accumulated.

How many days does it snow in January in Westchester?

In Westchester, in January, snow falls for 8.8 days, with typically accumulated 0.59" (15mm) of snow.

How many hours of daylight does Westchester have in January?

In January, the average day length is 9h and 40min.

What time are sunrise and sunset in January in Westchester?

In January, on the first day of the month, sunrise is at 8:02 am and sunset at 5:23 pm. On the last day of the month, in Westchester, Indiana, sunrise is at 7:49 am and sunset at 5:56 pm EST.

What is the month with the least sunshine in Westchester?

With an average of 3.4h of sunshine, January has the least sunshine of the year in Westchester, Indiana.

How many hours of sunshine does Westchester have in January?

In January, the average sunshine duration in Westchester is 3.4h.

What is the UV index intensity in January in Westchester?

The average daily maximum UV index in January in Westchester 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Westchester, IN

Average temperature in January - Westchester, IN
  • Average high temperature in January: 31.6°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in January: 20.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in January
Westchester, IN

Average pressure in January - Westchester, IN
  • Average pressure in January: 30.12"Hg

The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Westchester, IN

Average wind speed in January - Westchester, IN
  • Average wind speed in January: 10.9mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in January
Westchester, IN

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

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

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Average rainfall in January
Westchester, IN

Average rainfall in January - Westchester, IN
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is May (1.1").
The driest month (with the least rainfall) is February (0.47").

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Average rainfall days in January
Westchester, IN

Average rainfall days in January - Westchester, IN
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is May (13.9 days).
The months with the least rainy days are January and February (4.8 days).

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Average snowfall in January
Westchester, IN

Average snowfall in January - Westchester, IN
  • Average snowfall in January: 0.59"

The month with the highest snowfall is February (0.75").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Westchester, IN

Average snowfall days in January - Westchester, IN
  • Average snowfall days in January: 8.8 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Westchester, IN
  • Average daylight in January: 9h and 40min

The month with the longest days is June (Average daylight: 15h and 1min).
The month with the shortest days is December (Average daylight: 9h and 20min).

  • Average sunshine in January: 3h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

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Average sunshine days in January
Westchester, IN

Average sunshine days in January - Westchester, IN
  • Average sunshine days in January: 17.6 days

The months with the most sunshine days are October and November (19.7 days).
The month with the least sunshine days is June (13.3 days).

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Average UV index in January
Westchester, IN

Average UV index in January - Westchester, 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
Westchester, IN

Average cloud cover in January - Westchester, IN
  • Average cloud cover in January: 64

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in January
Westchester, IN

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

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

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