January weather forecast
Lynnville, IL

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Weather in January

January, like December, in Lynnville, Illinois, is a wintry winter month, with an average temperature varying between 21°F (-6.1°C) and 33.4°F (0.8°C).

Temperature

Lynnville's January weather reaches an average high of 33.4°F (0.8°C) and an average low of 21°F (-6.1°C), making it the coldest month.

Humidity

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

Rainfall

In January, the rain falls for 7.1 days. Throughout January, 1.69" (43mm) of precipitation is accumulated. In Lynnville, Illinois, during the entire year, the rain falls for 148.2 days and collects up to 29.37" (746mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Lynnville. The month with the most snowfall is January, when snow falls for 9.6 days and typically aggregates up to 3.58" (91mm) of snow.

Daylight

The average length of the day in January in Lynnville, Illinois, is 9h and 44min.
On the first day of January in Lynnville, Illinois, sunrise is at 7:22 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:19 pm CST.

Sunshine

The month with the least sunshine in Lynnville is January, with an average of 4.3h of sunshine.

UV index

January, February, November and 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 exposure to the Sun's UV radiation for average individuals.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What month is the coldest in Lynnville?

January is the coldest month in Lynnville, with the temperature often reaching an average high of 33.4°F (0.8°C) and an average low of 21°F (-6.1°C).

How cold is January in Lynnville?

In Lynnville, 33.4°F (0.8°C) is the average high-temperature and 21°F (-6.1°C) is the average low-temperature during January.

What is the average humidity in January in Lynnville?

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

How many days does it rain in January in Lynnville?

In Lynnville, in January, during 7.1 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

What is the snowiest month in Lynnville?

January is the month with the most snowfall in Lynnville, Illinois. Snow falls for 9.6 days and accumulates 3.58" (91mm) of snow.

How much does it snow in Lynnville in January?

In Lynnville, Illinois, in January, during 9.6 snowfall days, 3.58" (91mm) of snow is typically accumulated.

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

In Lynnville, Illinois, the average day length in January is 9h and 44min.

When are sunrise and sunset in January in Lynnville?

On the first day of January in Lynnville, sunrise is at 7:22 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:19 pm CST.

What is the month with the least sunshine in Lynnville?

With an average of 4.3h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January in Lynnville?

In Lynnville, Illinois, the average sunshine duration in January is 4.3h.

What is the month with the lowest UV index in Lynnville?

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

How high is the UV index in January in Lynnville?

In Lynnville, Illinois, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's 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
Lynnville, IL

Average temperature in January - Lynnville, IL
  • Average high temperature in January: 33.4°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in January: 21°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in January
Lynnville, IL

Average pressure in January - Lynnville, 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 (29.91"Hg).

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Average wind speed in January
Lynnville, IL

Average wind speed in January - Lynnville, IL
  • Average wind speed in January: 10.1mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

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Average humidity in January
Lynnville, IL

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

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in January
Lynnville, IL

Average rainfall in January - Lynnville, IL
  • Average rainfall in January: 1.69"

The wettest month (with the highest rainfall) is June (3.58").
The driest month (with the least rainfall) is December (1.54").

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Average rainfall days in January
Lynnville, IL

Average rainfall days in January - Lynnville, IL
  • Average rainfall days in January: 7.1 days

The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and February (7.1 days).

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Average snowfall in January
Lynnville, IL

Average snowfall in January - Lynnville, IL
  • Average snowfall in January: 3.58"

The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Lynnville, IL

Average snowfall days in January - Lynnville, IL
  • Average snowfall days in January: 9.6 days

The month with the highest number of snowfall days is January (9.6 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
Lynnville, IL

Average daylight in January / Average sunshine in January - Lynnville, 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 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in January
Lynnville, IL

Average sunshine days in January - Lynnville, IL
  • Average sunshine days in January: 15.9 days

The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is June (10.5 days).

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Average UV index in January
Lynnville, IL

Average UV index in January - Lynnville, 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
Lynnville, IL

Average cloud cover in January - Lynnville, IL
  • Average cloud cover in January: 53

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

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Average visibility in January
Lynnville, IL

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

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