January weather forecast
Downs, IL

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Weather in January

January, like December, is another subzero cold winter month in Downs, Illinois, with temperature in the range of an average high of 31.3°F and an average low of 19.6°F.

Temperature

With average high and low temperatures of 31.3°F and 19.6°F respectively, January is Downs's coldest month.

Humidity

In January, the average relative humidity in Downs is 81%.

Rainfall

In January, in Downs, the rain falls for 5.8 days. Throughout January, 1.18" of precipitation is accumulated. In Downs, during the entire year, the rain falls for 139 days and collects up to 20.83" of precipitation.

Snowfall

Months with snowfall in Downs are January through April, November and December. The month with the most snowfall in Downs is January, when snow falls for 9.8 days and typically aggregates up to 2.8" of snow.

Daylight

In January, the average length of the day in Downs is 9h and 41min.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:39 pm. On the last day of January, in Downs, sunrise is at 7:05 am and sunset at 5:12 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 3.9h of sunshine.

UV index

The months with the lowest UV index in Downs are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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FAQ

What time of the year is the coldest in Downs?

Downs's temperature records reveal January as the coldest month, marked by average highs of 31.3°F and lows of 19.6°F.

How cold is January in Downs?

The average high-temperature, in January, in Downs, is 31.3°F, while the average low-temperature is 19.6°F.

What is the average humidity in January in Downs?

In January, the average relative humidity is 81%.

How much does it rain in Downs in January?

In January, in Downs, the rain falls for 5.8 days. Throughout January, 1.18" of precipitation is accumulated.

When does it snow the most in Downs?

January is the month with the most snowfall in Downs, Illinois. Snow falls for 9.8 days and accumulates 2.8" of snow.

How many days does it snow in January in Downs?

In Downs, in January, snow falls for 9.8 days, with typically accumulated 2.8" of snow.

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

In Downs, the average day length in January is 9h and 41min.

When are sunrise and sunset in January in Downs?

On the first day of January in Downs, sunrise is at 7:18 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:12 pm CST.

What is the month with the least sunshine in Downs?

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

How many hours of sunshine does Downs have in January?

In January, the average sunshine duration in Downs is 3.9h.

When is the lowest UV index in Downs?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in January in Downs?

In January, the average daily maximum UV index in Downs is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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 January
Downs, IL

Average temperature in January - Downs, IL
  • Average high temperature in January: 31.3°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in January: 19.6°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

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Average pressure in January
Downs, IL

Average pressure in January - Downs, IL
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in January
Downs, IL

Average wind speed in January - Downs, IL
  • Average wind speed in January: 11mph

The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in January
Downs, IL

Average humidity in January - Downs, IL
  • Average humidity in January: 81%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in January
Downs, IL

Average rainfall in January - Downs, IL
  • Average rainfall in January: 1.18"

The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is December (1.1").

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Average rainfall days in January
Downs, IL

Average rainfall days in January - Downs, IL
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (5.8 days).

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Average snowfall in January
Downs, IL

Average snowfall in January - Downs, IL
  • Average snowfall in January: 2.8"

The month with the highest snowfall is January (2.8").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Downs, IL

Average snowfall days in January - Downs, IL
  • Average snowfall days in January: 9.8 days

The month with the highest number of snowfall days is January (9.8 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
Downs, IL

Average daylight in January / Average sunshine in January - Downs, IL
  • 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 18min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is June (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
Downs, IL

Average sunshine days in January - Downs, IL
  • Average sunshine days in January: 16.6 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in January
Downs, IL

Average UV index in January - Downs, IL
  • 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, November and December (UV index 2).

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Average cloud cover in January
Downs, IL

Average cloud cover in January - Downs, IL
  • Average cloud cover in January: 58

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).

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Average visibility in January
Downs, IL

Average visibility in January - Downs, IL
  • Average visibility in January: 6mi

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

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Downs, Illinois, USA

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