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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, like December, is another subzero cold winter month in Adeline, Illinois, with an average temperature ranging between min 13.5°F (-10.3°C) and max 26.1°F (-3.3°C). Adeline, Illinois, records the coldest temperatures in January, averaging 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 Adeline, Illinois, with an average temperature varying between 30°F (-1.1°C) and 17.1°F (-8.3°C). Adeline, Illinois, marks the onset of February with an average high-temperature of a still freezing cold 30°F (-1.1°C), subtly divergent from January's 26.1°F (-3.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Adeline, Illinois, with temperature in the range of an average high of 44.2°F (6.8°C) and an average low of 29.7°F (-1.3°C). March's arrival signals a temperature shift, moving from a freezing cold 30°F (-1.1°C) in February to a chilly 44.2°F (6.8°C). Weather in March »
Weather in April
April is a refreshing spring month in Adeline, Illinois, with temperature in the range of an average high of 56.5°F (13.6°C) and an average low of 39.7°F (4.3°C). A rise in the average high-temperature is observed during April, moving from a frosty 44.2°F (6.8°C) in March to a refreshing 56.5°F (13.6°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Adeline, Illinois, with temperature in the range of an average high of 68.5°F (20.3°C) and an average low of 51.4°F (10.8°C). May's onset witnesses a shift in the average high-temperature, moving from a mild 56.5°F (13.6°C) in April to an agreeable 68.5°F (20.3°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Adeline, Illinois, with an average temperature ranging between max 77.2°F (25.1°C) and min 60.1°F (15.6°C). Adeline observes a slight ascent in average high-temperatures during June, adjusting from a pleasant 68.5°F (20.3°C) in May to a warm 77.2°F (25.1°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Adeline, Illinois, with an average temperature varying between 63.5°F (17.5°C) and 79.7°F (26.5°C). July, marked by an average high-temperature of 79.7°F (26.5°C) and a low-temperature of 63.5°F (17.5°C), is the warmest month. Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Adeline, Illinois, with an average temperature ranging between max 78.4°F (25.8°C) and min 61°F (16.1°C). An average high-temperature of a still moderately hot 78.4°F (25.8°C) marks August, exhibiting a close resemblance to the conditions in July. Weather in August »
Weather in September
September, the first month of the autumn in Adeline, is still a pleasant month, with an average temperature varying between 54.5°F (12.5°C) and 72.9°F (22.7°C). September's onset corresponds with a subtle shift in the average high-temperature, slightly moving from a moderately hot 78.4°F (25.8°C) in August to an agreeable 72.9°F (22.7°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Adeline, Illinois, with an average temperature varying between 59.4°F (15.2°C) and 43.7°F (6.5°C). Adeline experiences a temperature shift at the start of October, with average high-temperatures adjusting from an agreeable 72.9°F (22.7°C) in September to a mild 59.4°F (15.2°C). Weather in October »
Weather in November
November, the last month of the autumn in Adeline, is also a frosty month, with an average temperature ranging between max 44.6°F (7°C) and min 31.5°F (-0.3°C). As Adeline transitions into November, a marked decrease in the average high-temperature is observed, dropping from a mild 59.4°F (15.2°C) in October to a chilly 44.6°F (7°C). Weather in November »
Weather in December
December, the first month of the winter in Adeline, is still a cold month, with an average temperature ranging between max 32.4°F (0.2°C) and min 22.3°F (-5.4°C). With December's arrival, Adeline sees a decrease in average high-temperatures, moving from a chilly 44.6°F (7°C) in November to a wintry 32.4°F (0.2°C). Weather in December »
Updated: Aug 4, 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 month?
In Adeline, January registers the lowest temperatures, averaging 26.1°F (-3.3°C) at the peak and 13.5°F (-10.3°C) at the lowest.
What is the most humid month in Adeline?
With an average relative humidity of 87%, January is the most humid month.
How many days does it rain in Adeline?
In Adeline, during the entire year, the rain falls for 145.6 days and collects up to 23.43" (595mm) of precipitation.
When does it snow?
January through April, October through December are months with snowfall.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 12.4 days and accumulates 3.54" (90mm) of snow.
How much does it snow?
In Adeline, during the entire year, snow falls for 45.5 days and aggregates up to 13.15" (334mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 3.6h of sunshine.
What are the months with the lowest UV index in Adeline?
January and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the driest month?
The months with the least rainfall are February and December Rain falls for 5 days and accumulates 1.06" (27mm) of rain.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Adeline, 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 least humid month?
April and October, with an average relative humidity of 75%, are the least humid months.
When it does not snow?
May through September are months without snowfall.
When is the highest UV index?
May through August, with an average maximum UV index of 5, are months with the highest UV index.
What is the wettest month?
June is the month with the most rainfall. Rain falls for 17.7 days and accumulates 3.39" (86mm) of precipitation.
When are the longest days?
With an average of 15h and 12min of daylight, June has the longest days of the year.
What is the hottest time of year?
Temperature records mark July as the warmest month, with highs averaging 79.7°F (26.5°C) and lows at 63.5°F (17.5°C).
What month has the most sunshine in Adeline?
The month with the most sunshine is July, with an average of 9.7h of sunshine.
What is the month with the shortest days in Adeline?
December has the shortest days of the year, with an average of 9h and 12min of daylight.
Average temperature
Adeline, IL
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (26.1°F).
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure
Adeline, 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:
29.95"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
Adeline, IL
- Average wind speed in January:
9.9mph - Average wind speed in February:
10mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.3mph - 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:
7.5mph - 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 (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity
Adeline, IL
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (75%).
Average rainfall
Adeline, IL
- Average rainfall in January:
1.14" - Average rainfall in February:
1.06" - Average rainfall in March:
1.38" - Average rainfall in April:
2.48" - Average rainfall in May:
3.19" - Average rainfall in June:
3.39"
- Average rainfall in July:
2.44" - Average rainfall in August:
2.01" - Average rainfall in September:
1.81" - Average rainfall in October:
2.13" - Average rainfall in November:
1.34" - Average rainfall in December:
1.06"
The wettest month (with the highest rainfall) is June (3.39").
The driest months (with the least rainfall) are February and December (1.06").
Average rainfall days
Adeline, IL
- Average rainfall days in January:
5.1 days - Average rainfall days in February:
5 days - Average rainfall days in March:
11.4 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
17.7 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
15.3 days - Average rainfall days in September:
11.7 days - Average rainfall days in October:
12.3 days - Average rainfall days in November:
8.7 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5 days).
Average snowfall
Adeline, IL
The month with the highest snowfall is January (3.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Adeline, IL
- Average snowfall days in January:
12.4 days - Average snowfall days in February:
10.9 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
2 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:
3.5 days - Average snowfall days in December:
9.9 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Adeline, 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 3min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 3min - Average sunshine in September:
8h and 4min - 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 month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Adeline, IL
- Average sunshine days in January:
14.9 days - Average sunshine days in February:
12.8 days - Average sunshine days in March:
14.4 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
10.5 days - Average sunshine days in June:
9.7 days
- Average sunshine days in July:
10.4 days - Average sunshine days in August:
12.9 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
16.2 days - Average sunshine days in November:
17.2 days - Average sunshine days in December:
16.3 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (9.7 days).
Average UV index
Adeline, IL
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Adeline, IL
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility
Adeline, IL
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
Adeline, Illinois, USA
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