Climate and monthly weather forecast
Carlinville, IL

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Weather in January

January, the same as December, is an icy winter month in Carlinville, Illinois, with an average temperature fluctuating between 34.9°F (1.6°C) and 22.5°F (-5.3°C). The coldest month is January, with an average high-temperature of 34.9°F (1.6°C) and an average low-temperature of 22.5°F (-5.3°C). Weather in January »

Weather in February

February, the last month of the winter in Carlinville, is another cold month, with an average temperature fluctuating between 39.4°F (4.1°C) and 26.1°F (-3.3°C). With the onset of February, Carlinville's average high-temperature clocks in at a still cold 39.4°F (4.1°C), showing a minor fluctuation from the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a fresh month in Carlinville, Illinois, with an average temperature fluctuating between 52.2°F (11.2°C) and 36.5°F (2.5°C). Carlinville in March experiences an increase in the average high-temperature, moving from February's cold 39.4°F (4.1°C) to a fresh 52.2°F (11.2°C). Weather in March »

Weather in April

April is a refreshing spring month in Carlinville, Illinois, with temperature in the range of an average low of 46.4°F (8°C) and an average high of 63.9°F (17.7°C). A shift in the average high-temperature is noticeable in April, changing from a fresh 52.2°F (11.2°C) in March to an enjoyable 63.9°F (17.7°C). Weather in April »

Weather in May

May, the last month of the spring in Carlinville, is a moderately hot month, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 73.6°F (23.1°C). The start of May brings a shift in the average high-temperature, increasing from April's comfortable 63.9°F (17.7°C) to a warm 73.6°F (23.1°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Carlinville, Illinois, with an average temperature fluctuating between 81.9°F (27.7°C) and 65.1°F (18.4°C). As Carlinville welcomes June, the average high-temperature displays a subtle shift, adjusting from a moderately hot 73.6°F (23.1°C) in May to a still warm 81.9°F (27.7°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Carlinville, Illinois, with an average temperature varying between 66.9°F (19.4°C) and 83.8°F (28.8°C). Carlinville notes the warmest temperatures in July, with a high average of 83.8°F (28.8°C) and a low of 66.9°F (19.4°C). For July, the heat index is estimated at a torrid 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Carlinville, Illinois, with an average temperature varying between 64.9°F (18.3°C) and 82.6°F (28.1°C). During August, Carlinville observes a subtle ascent to a still warm 82.6°F (28.1°C) from July's 83.8°F (28.8°C) in the average high-temperature. Weather in August »

Weather in September

September, the first month of the autumn in Carlinville, is still a warm month, with an average temperature fluctuating between 77.9°F (25.5°C) and 59.4°F (15.2°C). With the onset of September, Carlinville's average high-temperature clocks in at a still moderately hot 77.9°F (25.5°C), showing a minor fluctuation from the previous month. Weather in September »

Weather in October

October, like September, in Carlinville, Illinois, is another enjoyable autumn month, with an average temperature fluctuating between 64.8°F (18.2°C) and 48.2°F (9°C). Transition into October marks a drop in the average high-temperature, moving from a moderately hot 77.9°F (25.5°C) in September to an enjoyable 64.8°F (18.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Carlinville, is also a fresh month, with an average temperature ranging between max 51.6°F (10.9°C) and min 36.5°F (2.5°C). A shift in the average high-temperature occurs in November, reducing from a refreshing 64.8°F (18.2°C) in October to a cool 51.6°F (10.9°C). Weather in November »

Weather in December

December, the first month of the winter in Carlinville, is also a wintry month, with an average temperature ranging between min 28.8°F (-1.8°C) and max 40.1°F (4.5°C). The start of December comes with a reduction in the average high-temperature, receding from a cool 51.6°F (10.9°C) in November to a cold 40.1°F (4.5°C). Weather in December »
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Carlinville?

January, known for its average high temperature of 34.9°F (1.6°C) and an average low temperature of 22.5°F (-5.3°C), is the coldest month.

What is the driest month?

The months with the least rainfall are January and February Rain falls for 6.3 days and accumulates 1.22" (31mm) of rain.

How much does it rain?

Throughout the year, there are 138.2 rainfall days, and 23.31" (592mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through March, November and December.

How many days does it snow?

In Carlinville, Illinois, during the entire year, snow falls for 21.2 days and aggregates up to 6.65" (169mm) of snow.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 4.4h of sunshine.

What are the months with the lowest UV index?

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

When does it snow the most?

The month with the most snowfall is February, when snow falls for 6.3 days and typically aggregates up to 2.28" (58mm) of snow.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.

When it does not snow?

April through October are months without snowfall.

What is the rainiest month in Carlinville?

The month with the most rainfall in Carlinville is June, when the rain falls for 15.4 days and typically aggregates up to 3.07" (78mm) of precipitation.

When are the longest days?

With an average of 14h and 54min of daylight, June has the longest days of the year.

What month has the most sunshine in Carlinville?

The month with the most sunshine is June, with an average of 10.3h of sunshine.

What is the month with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What are the warmest months?

The highest temperatures are recorded in July, with averages reaching a high of 83.8°F (28.8°C) and a low of 66.9°F (19.4°C).

What is the most humid month?

July is the most humid month, with an average relative humidity of 82%.

What is the least humid month?

With an average relative humidity of 71%, October is the least humid month.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

Average temperature
Carlinville, IL

Average temperature - Carlinville, IL

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (34.9°F).

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure
Carlinville, IL

Average pressure - Carlinville, IL

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Carlinville, IL

Average wind speed - Carlinville, IL

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity
Carlinville, IL

Average humidity - Carlinville, IL

The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall
Carlinville, IL

Average rainfall - Carlinville, IL

The wettest month (with the highest rainfall) is June (3.07").
The driest months (with the least rainfall) are January and February (1.22").

Average rainfall days
Carlinville, IL

Average rainfall days - Carlinville, IL

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (6.3 days).

Average snowfall
Carlinville, IL

Average snowfall - Carlinville, IL

The month with the highest snowfall is February (2.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Carlinville, IL

Average snowfall days - Carlinville, IL

The month with the highest number of snowfall days is February (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Carlinville, IL

Average daylight / Average sunshine - Carlinville, IL

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 30min).

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 24min).

Average sunshine days
Carlinville, IL

Average sunshine days - Carlinville, IL

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (11.1 days).

Average UV index
Carlinville, IL

Average UV index - Carlinville, IL

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).

Average visibility
Carlinville, IL

Average visibility - Carlinville, IL

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).

Carlinville, Illinois, USA

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