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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, is a wintry winter month in Littleton, Illinois, with an average temperature fluctuating between 20.3°F (-6.5°C) and 32.4°F (0.2°C). January tends to be the coldest month, with temperatures averaging a daily high of 32.4°F (0.2°C) and a low of 20.3°F (-6.5°C). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Littleton, Illinois, with an average temperature varying between 37.4°F (3°C) and 23.9°F (-4.5°C). The ushering in of February brings an average high-temperature of a still wintry 37.4°F (3°C), closely mirroring the 32.4°F (0.2°C) of January. Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Littleton, Illinois, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 50.5°F (10.3°C). In Littleton, stepping into March brings a temperature increase, moving up from February's icy 37.4°F (3°C) to a cool 50.5°F (10.3°C). Weather in March »
Weather in April
April in Littleton, Illinois, is an enjoyable spring month, with an average temperature varying between 45°F (7.2°C) and 62.2°F (16.8°C). With the arrival of April, the average high-temperature transitions from a cool 50.5°F (10.3°C) in March to an enjoyable 62.2°F (16.8°C). Weather in April »
Weather in May
May, the last month of the spring in Littleton, is an agreeable month, with an average temperature varying between 72.1°F (22.3°C) and 55.4°F (13°C). An increase in the average high-temperature marks May, moving from April's enjoyable 62.2°F (16.8°C) to an agreeable 72.1°F (22.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Littleton, Illinois, with an average temperature varying between 80.8°F (27.1°C) and 64°F (17.8°C). Littleton's weather shows a minor temperature rise with the arrival of June, moving from an agreeable 72.1°F (22.3°C) in May to a moderately hot 80.8°F (27.1°C). Weather in June »
Weather in July
July, like June, in Littleton, Illinois, is another warm summer month, with an average temperature ranging between max 83.1°F (28.4°C) and min 66.4°F (19.1°C). The highest temperatures are recorded in July, with averages reaching a high of 83.1°F (28.4°C) and a low of 66.4°F (19.1°C). July's mean heat index is evaluated at a hot 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Littleton, Illinois, with an average temperature fluctuating between 64.2°F (17.9°C) and 82.9°F (28.3°C). The onset of August brings with it an average high-temperature of a still warm 82.9°F (28.3°C), showing a negligible variation from the month before. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Littleton, Illinois, with temperature in the range of an average high of 77.5°F (25.3°C) and an average low of 58.1°F (14.5°C). In Littleton, entering September brings a subtle temperature decrement, reducing from August's moderately hot 82.9°F (28.3°C) to a still warm 77.5°F (25.3°C). Weather in September »
Weather in October
October, like September, in Littleton, Illinois, is another refreshing autumn month, with an average temperature fluctuating between 63.5°F (17.5°C) and 46.9°F (8.3°C). The arrival of October signals a shift in temperature, down from a moderately hot 77.5°F (25.3°C) in September to an enjoyable 63.5°F (17.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Littleton, Illinois, with temperature in the range of an average high of 49.6°F (9.8°C) and an average low of 35.4°F (1.9°C). The move into November indicates a reduction in the average high-temperature, down from October's comfortable 63.5°F (17.5°C) to a frosty 49.6°F (9.8°C). Weather in November »
Weather in December
December, the first month of the winter in Littleton, is also a wintry month, with an average temperature varying between 38.3°F (3.5°C) and 26.6°F (-3°C). The onset of December entails a temperature shift, as the average high-temperature decreases from a chilly 49.6°F (9.8°C) in November to a cold 38.3°F (3.5°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Littleton?
January, known for its average high temperature of 32.4°F (0.2°C) and an average low temperature of 20.3°F (-6.5°C), is the coldest month in Littleton, Illinois.
How many days does it rain in Littleton?
In Littleton, during the entire year, the rain falls for 146.5 days and collects up to 29.41" (747mm) of precipitation.
When does it snow in Littleton?
Months with snowfall in Littleton, Illinois, are January through April, October through December.
When does it snow the most in Littleton?
The month with the most snowfall is January, when snow falls for 8.3 days and typically aggregates up to 4.09" (104mm) of snow.
How much does it snow in Littleton?
Throughout the year, in Littleton, there are 27.8 snowfall days, and 11.54" (293mm) of snow is accumulated.
What is the month with the least sunshine in Littleton?
With an average of 4.3h of sunshine, January has the least sunshine of the year.
What is the month with the lowest UV index in Littleton?
The months with the lowest UV index in Littleton are January, February, November and December, with an average maximum UV index of 2.
When is Daylight Saving Time (DST) in Littleton?
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 Littleton?
The month with the most rainfall in Littleton, Illinois, is May, when the rain falls for 18.8 days and typically aggregates up to 4.02" (102mm) of precipitation.
When it does not snow in Littleton?
May through September are months without snowfall in Littleton.
When are the longest days in Littleton?
With an average of 15h and 0min of daylight, June has the longest days of the year.
What are the months with the highest UV index in Littleton?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What is the hottest time of year in Littleton?
July is the month when Littleton experiences its warmest temperatures, averaging a high of 83.1°F (28.4°C) and a low of 66.4°F (19.1°C).
What is the most humid month in Littleton?
July is the most humid month in Littleton, with an average relative humidity of 82%.
What month has the most sunshine in Littleton?
July has the most sunshine of the year in Littleton, with an average of 10.3h of sunshine.
What is the least humid month in Littleton?
The least humid month in Littleton, Illinois, is October, with an average relative humidity of 71%.
What is the driest month in Littleton?
The month with the least rainfall is December, when the rain falls for 7.4 days and typically collects 1.46" (37mm) of precipitation.
What is the month with the shortest days in Littleton?
The month with the shortest days in Littleton is December, with an average of 9h and 24min of daylight.
Average temperature
Littleton, IL
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (32.4°F).
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure
Littleton, IL
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.93"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:
30.02"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.12"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).
Average wind speed
Littleton, IL
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.1mph - Average wind speed in March:
10mph - Average wind speed in April:
10.1mph - Average wind speed in May:
8.4mph - Average wind speed in June:
7.4mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6.4mph - Average wind speed in September:
7.2mph - Average wind speed in October:
8.9mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.7mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).
Average humidity
Littleton, IL
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Littleton, IL
- Average rainfall in January:
1.5" - Average rainfall in February:
1.61" - Average rainfall in March:
2.4" - Average rainfall in April:
3.39" - Average rainfall in May:
4.02" - Average rainfall in June:
3.23"
- Average rainfall in July:
2.36" - Average rainfall in August:
2.24" - Average rainfall in September:
2.83" - Average rainfall in October:
2.56" - Average rainfall in November:
1.81" - Average rainfall in December:
1.46"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is December (1.46").
Average rainfall days
Littleton, IL
- Average rainfall days in January:
6 days - Average rainfall days in February:
6.5 days - Average rainfall days in March:
13.5 days - Average rainfall days in April:
15.7 days - Average rainfall days in May:
18.8 days - Average rainfall days in June:
17.1 days
- Average rainfall days in July:
16.3 days - Average rainfall days in August:
14 days - Average rainfall days in September:
11.3 days - Average rainfall days in October:
11.8 days - Average rainfall days in November:
8.1 days - Average rainfall days in December:
7.4 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (6 days).
Average snowfall
Littleton, IL
The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Littleton, IL
- Average snowfall days in January:
8.3 days - Average snowfall days in February:
7.3 days - Average snowfall days in March:
3.7 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:
0.1 days - Average snowfall days in November:
1.9 days - Average snowfall days in December:
5.5 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Littleton, IL
- Average daylight in January:
9h and 4min - 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 2min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 2min
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 24min).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 4min - Average sunshine in April:
8h and 1min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 3min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Littleton, IL
- Average sunshine days in January:
17.3 days - Average sunshine days in February:
15.2 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
11.9 days - Average sunshine days in May:
9.6 days - Average sunshine days in June:
9.8 days
- Average sunshine days in July:
11.8 days - Average sunshine days in August:
14.3 days - Average sunshine days in September:
16 days - Average sunshine days in October:
17.3 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
18.7 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (9.6 days).
Average UV index
Littleton, 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 cloud cover
Littleton, IL
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility
Littleton, 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).
Littleton, Illinois, USA
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