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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- 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
Weather in January
January, the same as December, in Mount Carroll, Illinois, is a freezing cold winter month, with temperature in the range of an average low of 13.5°F (-10.3°C) and an average high of 26.1°F (-3.3°C). In Mount Carroll, the lowest average temperatures are observed in January, with a high of 26.1°F (-3.3°C) and a low of 13.5°F (-10.3°C). Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Mount Carroll, Illinois, with an average temperature fluctuating between 16.7°F (-8.5°C) and 30.2°F (-1°C). Mount Carroll's February average high-temperature settles at a still freezing cold 30.2°F (-1°C), showing a near match with the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Mount Carroll, Illinois, with an average temperature varying between 29.8°F (-1.2°C) and 44.6°F (7°C). Mount Carroll's weather undergoes a significant change with the arrival of March, as the average high-temperature moves from a freezing cold 30.2°F (-1°C) in February to a frosty 44.6°F (7°C). Weather in March »
Weather in April
April in Mount Carroll, Illinois, is a mild spring month, with an average temperature varying between 40.5°F (4.7°C) and 56.5°F (13.6°C). Mount Carroll in April experiences an increase in the average high-temperature, moving from March's frosty 44.6°F (7°C) to a refreshing 56.5°F (13.6°C). Weather in April »
Weather in May
May, the last month of the spring in Mount Carroll, is an agreeable month, with temperature in the range of an average high of 68.5°F (20.3°C) and an average low of 51.6°F (10.9°C). As Mount Carroll transitions into May, the average high-temperature shows a change, moving from a moderate 56.5°F (13.6°C) in April to an agreeable 68.5°F (20.3°C). Weather in May »
Weather in June
June, the first month of the summer in Mount Carroll, is a warm month, with an average temperature varying between 60.4°F (15.8°C) and 77.4°F (25.2°C). As June begins, there's a slight increase in the average high-temperature, moving from an agreeable 68.5°F (20.3°C) in May to a moderately hot 77.4°F (25.2°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Mount Carroll, Illinois, with an average temperature ranging between min 63.3°F (17.4°C) and max 79.9°F (26.6°C). July, known for its average high temperature of 79.9°F (26.6°C) and an average low temperature of 63.3°F (17.4°C), is the warmest month. Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Mount Carroll, Illinois, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 61.2°F (16.2°C). Transitioning into August, Mount Carroll records an average high-temperature of a still moderately hot 79.2°F (26.2°C), almost identical to July's 79.9°F (26.6°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Mount Carroll, Illinois, with an average temperature ranging between max 73°F (22.8°C) and min 54.5°F (12.5°C). The arrival of September correlates with a minor temperature reduction, down from August's warm 79.2°F (26.2°C) to a pleasant 73°F (22.8°C). Weather in September »
Weather in October
October, the same as September, in Mount Carroll, Illinois, is another refreshing autumn month, with an average temperature varying between 59.7°F (15.4°C) and 43.3°F (6.3°C). Mount Carroll's October weather comes with a decrease in average high-temperatures, moving from a pleasant 73°F (22.8°C) in September to a refreshing 59.7°F (15.4°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Mount Carroll, Illinois, with an average temperature ranging between max 45°F (7.2°C) and min 31.3°F (-0.4°C). The shift from October to November brings a noticeable decrease in the average high-temperature, dropping from a moderate 59.7°F (15.4°C) to a frosty 45°F (7.2°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Mount Carroll, Illinois, with an average temperature fluctuating between 22.5°F (-5.3°C) and 32.5°F (0.3°C). Mount Carroll observes a minor decrease in the average high-temperature with the arrival of December, falling from November's chilly 45°F (7.2°C) to an icy 32.5°F (0.3°C). Weather in December »
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
January, having an average high-temperature of 26.1°F (-3.3°C) and an average low-temperature of 13.5°F (-10.3°C), is the coldest month in Mount Carroll.
What is the most humid month?
With an average relative humidity of 86%, January is the most humid month in Mount Carroll.
What is the driest month?
January and February are months with the least rain when the rain falls for 4.1 days and typically aggregates up to 0.67" (17mm) of rain.
How much does it rain?
Throughout the year, there are 123.8 rainfall days, and 17.05" (433mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 10.6 days and accumulates 2.48" (63mm) of snow.
How much does it snow?
In Mount Carroll, during the entire year, snow falls for 37.4 days and aggregates up to 8.11" (206mm) of snow.
What is the month with the least sunshine?
The months with the least sunshine are January and February, with an average of 3.7h of sunshine.
What are the months with the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 1.
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.
What is the rainiest month in Mount Carroll?
May is the month with the most rainfall. Rain falls for 17.2 days and accumulates 2.52" (64mm) of precipitation.
When it does not snow?
May through September are months without snowfall.
When are the longest days?
June has the longest days of the year, with an average of 15h and 12min of daylight.
What are the warmest months in Mount Carroll?
Mount Carroll notes the warmest temperatures in July, with a average high of 79.9°F (26.6°C) and a low of 63.3°F (17.4°C).
What month has the most sunshine?
With an average of 9.7h of sunshine, July has the most sunshine of the year.
What is the month with the highest UV index?
The month with the highest UV index is July, with an average maximum UV index of 6.
What is the least humid month?
The least humid month in Mount Carroll is October, with an average relative humidity of 74%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
Average temperature
Mount Carroll, IL
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (26.1°F).
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure
Mount Carroll, IL
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Mount Carroll, IL
- Average wind speed in January:
9.8mph - Average wind speed in February:
9.9mph - Average wind speed in March:
9.9mph - Average wind speed in April:
10.4mph - Average wind speed in May:
8.8mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.5mph - Average wind speed in September:
7.6mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity
Mount Carroll, IL
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Mount Carroll, IL
- Average rainfall in January:
0.67" - Average rainfall in February:
0.67" - Average rainfall in March:
1.06" - Average rainfall in April:
1.81" - Average rainfall in May:
2.52" - Average rainfall in June:
2.28"
The wettest month (with the highest rainfall) is May (2.52").
The driest months (with the least rainfall) are January and February (0.67").
Average rainfall days
Mount Carroll, IL
- Average rainfall days in January:
4.1 days - Average rainfall days in February:
3.9 days - Average rainfall days in March:
10.1 days - Average rainfall days in April:
13.9 days - Average rainfall days in May:
17.2 days - Average rainfall days in June:
15.9 days
- Average rainfall days in July:
13.9 days - Average rainfall days in August:
11.2 days - Average rainfall days in September:
9.7 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
7.5 days - Average rainfall days in December:
5.9 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is February (3.9 days).
Average snowfall
Mount Carroll, IL
The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Mount Carroll, IL
- Average snowfall days in January:
10.6 days - Average snowfall days in February:
9.1 days - Average snowfall days in March:
5 days - Average snowfall days in April:
1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.5 days - Average snowfall days in November:
2.8 days - Average snowfall days in December:
8.4 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Mount Carroll, IL
- Average daylight in January:
9h and 3min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 4min - Average sunshine in March:
6h and 1min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).
Average sunshine days
Mount Carroll, IL
- Average sunshine days in January:
18 days - Average sunshine days in February:
16.8 days - Average sunshine days in March:
16.8 days - Average sunshine days in April:
14.3 days - Average sunshine days in May:
12.5 days - Average sunshine days in June:
11.1 days
- Average sunshine days in July:
13.9 days - Average sunshine days in August:
18 days - Average sunshine days in September:
18.9 days - Average sunshine days in October:
19.1 days - Average sunshine days in November:
19.9 days - Average sunshine days in December:
18.6 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is June (11.1 days).
Average UV index
Mount Carroll, IL
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Mount Carroll, IL
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility
Mount Carroll, IL
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Mount Carroll, Illinois, USA
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