January weather forecast
Bethany, IL

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Weather in January

January, the same as December, is an icy winter month in Bethany, Illinois, with an average temperature fluctuating between 21.6°F (-5.8°C) and 33.6°F (0.9°C).

Temperature

Bethany's coldest temperatures are experienced in January, with average high temperatures of 33.6°F (0.9°C) and lows of 21.6°F (-5.8°C).

Humidity

The average relative humidity in January is 79%.

Rainfall

In Bethany, in January, it is raining for 6.4 days, with typically 0.94" (24mm) of accumulated precipitation. Throughout the year, in Bethany, there are 130.9 rainfall days, and 15.43" (392mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 6.4 days and typically aggregates up to 1.54" (39mm) of snow.

Daylight

In Bethany, the average length of the day in January is 9h and 45min.
On the first day of January in Bethany, sunrise is at 7:15 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 5:13 pm CST.

Sunshine

With an average of 4.1h of sunshine, January has the least sunshine of the year in Bethany.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 in January interprets into the following advice:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What time of the year is the coldest in Bethany?

January, with its average high-temperature of 33.6°F (0.9°C) and an average low-temperature of 21.6°F (-5.8°C), holds the record as the coldest month in Bethany, Illinois.

How cold is it in Bethany in January?

During January, Bethany experiences an average high-temperature of 33.6°F (0.9°C) and a low-temperature of 21.6°F (-5.8°C).

What is the average humidity in January in Bethany?

In January, the average relative humidity in Bethany is 79%.

How many days does it rain in January in Bethany?

In Bethany, Illinois, in January, during 6.4 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

What is the snowiest month in Bethany?

The month with the most snowfall in Bethany, Illinois, is January, when snow falls for 6.4 days and typically aggregates up to 1.54" (39mm) of snow.

How much does it snow in Bethany in January?

In Bethany, Illinois, in January, snow falls for 6.4 days, with typically accumulated 1.54" (39mm) of snow.

How many hours of daylight does Bethany have in January?

In January, the average day length in Bethany is 9h and 45min.

When are sunrise and sunset in January in Bethany?

In January, on the first day of the month, sunrise is at 7:15 am and sunset at 4:41 pm. On the last day of the month, in Bethany, sunrise is at 7:03 am and sunset at 5:13 pm CST.

What is the month with the least sunshine in Bethany?

January has the least sunshine of the year in Bethany, Illinois, with an average of 4.1h of sunshine.

How many hours of sunshine does Bethany have in January?

The average sunshine duration in January in Bethany is 4.1h.

What are the months with the lowest UV index in Bethany?

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

What is the UV index intensity in January in Bethany?

In January, the average daily maximum UV index in Bethany, Illinois, is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Bethany, IL

Average temperature in January - Bethany, IL
  • Average high temperature in January: 33.6°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in January: 21.6°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in January
Bethany, IL

Average pressure in January - Bethany, IL
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in January
Bethany, IL

Average wind speed in January - Bethany, IL
  • Average wind speed in January: 10.7mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in January
Bethany, IL

Average humidity in January - Bethany, IL
  • Average humidity in January: 79%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in January
Bethany, IL

Average rainfall in January - Bethany, IL
  • Average rainfall in January: 0.94"

The wettest month (with the highest rainfall) is June (1.85").
The driest month (with the least rainfall) is February (0.71").

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Average rainfall days in January
Bethany, IL

Average rainfall days in January - Bethany, IL
  • Average rainfall days in January: 6.4 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (5.9 days).

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Average snowfall in January
Bethany, IL

Average snowfall in January - Bethany, IL
  • Average snowfall in January: 1.54"

The month with the highest snowfall is January (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Bethany, IL

Average snowfall days in January - Bethany, IL
  • Average snowfall days in January: 6.4 days

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Bethany, IL

Average daylight in January / Average sunshine in January - Bethany, IL
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in January
Bethany, IL

Average sunshine days in January - Bethany, IL
  • Average sunshine days in January: 19.8 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in January
Bethany, IL

Average UV index in January - Bethany, IL
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (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
Bethany, IL

Average cloud cover in January - Bethany, IL
  • Average cloud cover in January: 56

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in January
Bethany, IL

Average visibility in January - Bethany, 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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Bethany, Illinois, USA

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