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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 Irvington, Illinois, with an average temperature varying between 24.3°F (-4.3°C) and 37.2°F (2.9°C). January is the coldest month, exhibiting average temperatures of 37.2°F (2.9°C) at the peak and 24.3°F (-4.3°C) at the base. Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Irvington, Illinois, with an average temperature varying between 42.1°F (5.6°C) and 28.2°F (-2.1°C). Irvington experiences a minor change to a still wintry 42.1°F (5.6°C) in average high-temperature during February, closely reflecting January. Weather in February »
Weather in March
March, the first month of the spring in Irvington, is a fresh month, with temperature in the range of an average low of 37.9°F (3.3°C) and an average high of 53.8°F (12.1°C). The transition to March introduces an increase in the average high-temperature, shifting from a wintry 42.1°F (5.6°C) in February to a cool 53.8°F (12.1°C). Weather in March »
Weather in April
April in Irvington, Illinois, is an enjoyable spring month, with an average temperature fluctuating between 64.6°F (18.1°C) and 47.7°F (8.7°C). Irvington's weather shows a temperature rise with the arrival of April, moving from a fresh 53.8°F (12.1°C) in March to a comfortable 64.6°F (18.1°C). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Irvington, Illinois, with temperature in the range of an average low of 57.7°F (14.3°C) and an average high of 74.5°F (23.6°C). Irvington's transition into May sees a rise in the average high-temperature, advancing from an enjoyable 64.6°F (18.1°C) in April to a warm 74.5°F (23.6°C). Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Irvington, Illinois, with an average temperature fluctuating between 83.3°F (28.5°C) and 66.4°F (19.1°C). June brings a slight rise in Irvington's average high-temperature, moving from 74.5°F (23.6°C) in May to a still moderately hot 83.3°F (28.5°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Irvington, Illinois, with temperature in the range of an average low of 67.6°F (19.8°C) and an average high of 84.9°F (29.4°C). July is the warmest month, with an average high-temperature of 84.9°F (29.4°C) and an average low-temperature of 67.6°F (19.8°C). The heat index value during July is estimated at a torrid 96.8°F (36°C). Weather in July »
Weather in August
August, the last month of the summer in Irvington, is another warm month, with an average temperature ranging between max 83.8°F (28.8°C) and min 65.8°F (18.8°C). Irvington's weather in August indicates an average high-temperature of a still moderately hot 83.8°F (28.8°C), nearly consistent with the 84.9°F (29.4°C) of July. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Irvington, Illinois, with an average temperature fluctuating between 78.4°F (25.8°C) and 59.9°F (15.5°C). A minor decrease in the average high-temperature is observed during September, shifting from a moderately hot 83.8°F (28.8°C) in August to a still warm 78.4°F (25.8°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Irvington, Illinois, with temperature in the range of an average low of 49.1°F (9.5°C) and an average high of 66.2°F (19°C). Irvington's progression into October includes a drop in the average high-temperature, from a moderately hot 78.4°F (25.8°C) in September to a refreshing 66.2°F (19°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Irvington, Illinois, with an average temperature varying between 52.3°F (11.3°C) and 37.9°F (3.3°C). The onset of November coincides with a reduction in the average high-temperature, falling from an enjoyable 66.2°F (19°C) in October to a cool 52.3°F (11.3°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Irvington, Illinois, with an average temperature ranging between min 30.6°F (-0.8°C) and max 41.9°F (5.5°C). A moderate decline in the average high-temperature is seen during December, decreasing from a fresh 52.3°F (11.3°C) in November to an icy 41.9°F (5.5°C). Weather in December »
Updated: Aug 18, 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 part of the year is the coldest?
January is the month that records the lowest temperatures, with averages ranging from a high of 37.2°F (2.9°C) to a low of 24.3°F (-4.3°C).
How much does it rain?
In Irvington, during the entire year, the rain falls for 83.2 days and collects up to 6.81" (173mm) of precipitation.
When does it snow?
January through March, November and December are months with snowfall.
When does it snow the most in Irvington?
January is the month with the most snowfall. Snow falls for 3.8 days and accumulates 0.28" (7mm) of snow.
How much does it snow?
Throughout the year, in Irvington, Illinois, there are 11.9 snowfall days, and 0.79" (20mm) of snow is accumulated.
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?
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When is Daylight Saving Time (DST) in Irvington?
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 wettest month?
The wettest months are April and July, with an average 0.75" (19mm) of rainfall.
When it does not snow?
April through October are months without snowfall.
What is the most humid month?
The months with the highest humidity are May and July, with an average relative humidity of 80%.
What are the months with the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index in Irvington.
When are the longest days?
June has the longest days of the year, with an average of 14h and 48min of daylight.
What are the months with the most sunshine?
The months with the most sunshine are June and July, with an average of 10.3h of sunshine.
What are the warmest months?
July tends to be the warmest month, with temperatures averaging a daily high of 84.9°F (29.4°C) and a low of 67.6°F (19.8°C).
What is the driest month?
The month with the least rainfall is September, when the rain falls for 6.3 days and typically collects 0.24" (6mm) of precipitation.
What is the least humid month in Irvington?
The least humid month is October, with an average relative humidity of 71%.
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
Irvington, IL
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37.2°F).
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure
Irvington, 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:
29.96"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.97"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:
30.13"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
Irvington, 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:
9.6mph - Average wind speed in May:
8mph - Average wind speed in June:
7mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.9mph - Average wind speed in September:
6.5mph - Average wind speed in October:
8.3mph - Average wind speed in November:
9mph - Average wind speed in December:
9.1mph
The windiest month (with the highest average wind speed) is February (10mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity
Irvington, IL
The months with the highest relative humidity are May and July (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Irvington, IL
- Average rainfall in January:
0.55" - Average rainfall in February:
0.35" - Average rainfall in March:
0.63" - Average rainfall in April:
0.75" - Average rainfall in May:
0.71" - Average rainfall in June:
0.63"
- Average rainfall in July:
0.75" - Average rainfall in August:
0.63" - Average rainfall in September:
0.24" - Average rainfall in October:
0.67" - Average rainfall in November:
0.47" - Average rainfall in December:
0.43"
The wettest months (with the highest rainfall) are April and July (0.75").
The driest month (with the least rainfall) is September (0.24").
Average rainfall days
Irvington, IL
- Average rainfall days in January:
3.7 days - Average rainfall days in February:
4.5 days - Average rainfall days in March:
8.3 days - Average rainfall days in April:
9.7 days - Average rainfall days in May:
10.1 days - Average rainfall days in June:
8.1 days
- Average rainfall days in July:
9.6 days - Average rainfall days in August:
7.4 days - Average rainfall days in September:
6.3 days - Average rainfall days in October:
5.8 days - Average rainfall days in November:
5.6 days - Average rainfall days in December:
4.1 days
The month with the highest number of rainy days is May (10.1 days).
The month with the least rainy days is January (3.7 days).
Average snowfall
Irvington, IL
The month with the highest snowfall is January (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Irvington, IL
- Average snowfall days in January:
3.8 days - Average snowfall days in February:
3.3 days - Average snowfall days in March:
1.7 days - Average snowfall days in April:
0.3 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 days - Average snowfall days in November:
0.6 days - Average snowfall days in December:
2.2 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Irvington, 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 3min - 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 2min
- 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 2min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days
Irvington, IL
- Average sunshine days in January:
24.5 days - Average sunshine days in February:
21.4 days - Average sunshine days in March:
20.7 days - Average sunshine days in April:
18.9 days - Average sunshine days in May:
16.8 days - Average sunshine days in June:
17.7 days
- Average sunshine days in July:
17.1 days - Average sunshine days in August:
20.3 days - Average sunshine days in September:
21.4 days - Average sunshine days in October:
23.5 days - Average sunshine days in November:
23 days - Average sunshine days in December:
24.5 days
The months with the most sunshine days are January and December (24.5 days).
The month with the least sunshine days is May (16.8 days).
Average UV index
Irvington, 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, November and December (UV index 2).
Average cloud cover
Irvington, IL
The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility
Irvington, 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).
Irvington, Illinois, USA
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