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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 an icy winter month in Iola, Illinois, with temperature in the range of an average high of 36.7°F (2.6°C) and an average low of 24.3°F (-4.3°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 36.7°F (2.6°C) and a low of 24.3°F (-4.3°C). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Iola, Illinois, with an average temperature varying between 28.2°F (-2.1°C) and 41.7°F (5.4°C). Iola's average high-temperature in February is a still cold 41.7°F (5.4°C), indicating a subtle variation from January. Weather in February »
Weather in March
March, the first month of the spring in Iola, is a cool month, with an average temperature fluctuating between 37.8°F (3.2°C) and 53.2°F (11.8°C). Iola's weather shows a temperature rise with the arrival of March, moving from a wintry 41.7°F (5.4°C) in February to a fresh 53.2°F (11.8°C). Weather in March »
Weather in April
April in Iola, Illinois, is a refreshing spring month, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 64.4°F (18°C). In Iola, the average high-temperature in April rises, from a cool 53.2°F (11.8°C) in March, to an enjoyable 64.4°F (18°C). Weather in April »
Weather in May
May, the last month of the spring in Iola, is a moderately hot month, with an average temperature varying between 73.9°F (23.3°C) and 57.9°F (14.4°C). The start of May brings a shift in the average high-temperature, increasing from April's comfortable 64.4°F (18°C) to a warm 73.9°F (23.3°C). Weather in May »
Weather in June
June, the first month of the summer in Iola, is also a moderately hot month, with an average temperature ranging between max 83.1°F (28.4°C) and min 66°F (18.9°C). June brings an increase in the average high-temperature, progressing from a moderately hot 73.9°F (23.3°C) in May to a still warm 83.1°F (28.4°C). Weather in June »
Weather in July
July, like June, in Iola, Illinois, is a moderately hot summer month, with temperature in the range of an average low of 67.5°F (19.7°C) and an average high of 84.7°F (29.3°C). July, recording an average high temperature of 84.7°F (29.3°C) and a low temperature of 67.5°F (19.7°C), is Iola's warmest month. The heat index value during July is computed to be a fiery hot 96.8°F (36°C). Weather in July »
Weather in August
August, the last month of the summer in Iola, is another warm month, with an average temperature varying between 82.9°F (28.3°C) and 65.7°F (18.7°C). August is marked by an average high-temperature of a still moderately hot 82.9°F (28.3°C), almost identical to the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Iola, is still a warm month, with an average temperature varying between 59.9°F (15.5°C) and 78.6°F (25.9°C). Iola marks the arrival of September with an average high-temperature of a still moderately hot 78.6°F (25.9°C), hardly different from August's 82.9°F (28.3°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Iola, Illinois, with temperature in the range of an average high of 65.8°F (18.8°C) and an average low of 49.1°F (9.5°C). Iola's progression into October involves a drop in the average high-temperature, receding from a moderately hot 78.6°F (25.9°C) in September to a comfortable 65.8°F (18.8°C). Weather in October »
Weather in November
November, the last month of the autumn in Iola, is another cool month, with an average temperature varying between 37.9°F (3.3°C) and 52°F (11.1°C). November comes with a decrease in the average high-temperature, falling from a refreshing 65.8°F (18.8°C) in October to a cool 52°F (11.1°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Iola, Illinois, with an average temperature ranging between max 41.9°F (5.5°C) and min 30.4°F (-0.9°C). Observing a mild shift, the average high-temperature during December reduces from November's cool 52°F (11.1°C) to an icy 41.9°F (5.5°C). Weather in December »
Updated: Jun 19, 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 time of the year is the coldest?
Iola witnesses the coldest weather in January, with temperatures averaging a high of 36.7°F (2.6°C) and a low of 24.3°F (-4.3°C).
How many days does it rain?
In Iola, during the entire year, the rain falls for 167.3 days and collects up to 37.17" (944mm) of precipitation.
When does it snow in Iola?
January through April, October through December are months with snowfall.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 7.1 days and typically aggregates up to 2.05" (52mm) of snow.
How many days does it snow in Iola?
Throughout the year, there are 22.8 snowfall days, and 7.09" (180mm) of snow is accumulated.
What is the month with the least sunshine in Iola?
With an average of 4.4h of sunshine, January has the least sunshine of the year.
When is the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Iola.
What is the driest month?
The months with the least rainfall are February and September Rain falls for 9.7 days and accumulates 2.09" (53mm) of rain.
When is Daylight Saving Time (DST) in Iola?
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?
The month with the most rainfall is April, when the rain falls for 15.7 days and typically aggregates up to 4.88" (124mm) of precipitation.
What are the most humid months in Iola?
The months with the highest humidity in Iola are May and July, with an average relative humidity of 80%.
When it does not snow?
In Iola, snow does not fall in May through September.
What are the months with the highest UV index?
The months with the highest UV index in Iola are May through August, with an average maximum UV index of 6.
When are the longest days?
With an average of 14h and 48min of daylight, June has the longest days of the year.
What month has the most sunshine?
The month with the most sunshine is June, with an average of 10.5h of sunshine.
What time of the year is the hottest?
The warmest time of the year is July, with temperatures averaging a high of 84.7°F (29.3°C) and a low of 67.5°F (19.7°C).
What is the least humid month?
October is the least humid month, with an average relative humidity of 70%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
Average temperature
Iola, IL
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure
Iola, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Iola, IL
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.1mph - Average wind speed in April:
9.8mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.1mph
- Average wind speed in July:
6mph - Average wind speed in August:
6mph - Average wind speed in September:
6.7mph - Average wind speed in October:
8.7mph - Average wind speed in November:
9.3mph - Average wind speed in December:
9.4mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity
Iola, IL
The months with the highest relative humidity are May and July (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Iola, IL
- Average rainfall in January:
2.44" - Average rainfall in February:
2.09" - Average rainfall in March:
3.15" - Average rainfall in April:
4.88" - Average rainfall in May:
4.21" - Average rainfall in June:
3.9"
- Average rainfall in July:
3.39" - Average rainfall in August:
2.91" - Average rainfall in September:
2.09" - Average rainfall in October:
2.99" - Average rainfall in November:
2.52" - Average rainfall in December:
2.6"
The wettest month (with the highest rainfall) is April (4.88").
The driest months (with the least rainfall) are February and September (2.09").
Average rainfall days
Iola, IL
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.7 days - Average rainfall days in March:
15.5 days - Average rainfall days in April:
15.7 days - Average rainfall days in May:
19.9 days - Average rainfall days in June:
17.4 days
- Average rainfall days in July:
18.2 days - Average rainfall days in August:
15.4 days - Average rainfall days in September:
13.3 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
10.5 days - Average rainfall days in December:
10.9 days
The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is January (9.3 days).
Average snowfall
Iola, IL
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Iola, IL
- Average snowfall days in January:
7.1 days - Average snowfall days in February:
6 days - Average snowfall days in March:
2.5 days - Average snowfall days in April:
0.7 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:
1.7 days - Average snowfall days in December:
4.7 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Iola, IL
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- 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 1min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
4h and 2min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 1min - Average sunshine in October:
6h and 3min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days
Iola, IL
- Average sunshine days in January:
15.3 days - Average sunshine days in February:
12.3 days - Average sunshine days in March:
13.4 days - Average sunshine days in April:
12 days - Average sunshine days in May:
9 days - Average sunshine days in June:
9.1 days
- Average sunshine days in July:
9.5 days - Average sunshine days in August:
11.7 days - Average sunshine days in September:
14.4 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
16.9 days - Average sunshine days in December:
16.7 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9 days).
Average UV index
Iola, IL
The months with the highest UV index are May, 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
Iola, IL
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility
Iola, 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).
Iola, Illinois, USA
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