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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, in Herrick, Illinois, is an icy winter month, with an average temperature ranging between min 23.4°F (-4.8°C) and max 36°F (2.2°C). January, noted for its average high-temperature of 36°F (2.2°C) and an average low-temperature of 23.4°F (-4.8°C), is considered the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Herrick, Illinois, with temperature in the range of an average low of 27°F (-2.8°C) and an average high of 40.5°F (4.7°C). Herrick's weather, upon February's arrival, documents an average high-temperature of a still wintry 40.5°F (4.7°C), nearly identical to the prior month. Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Herrick, Illinois, with an average temperature varying between 36.9°F (2.7°C) and 52.2°F (11.2°C). March shows a rise in the average high-temperature, moving from February's cold 40.5°F (4.7°C) to a cool 52.2°F (11.2°C). Weather in March »
Weather in April
April in Herrick, Illinois, is a comfortable spring month, with an average temperature ranging between min 46.6°F (8.1°C) and max 63.5°F (17.5°C). Herrick experiences a temperature shift with the start of April, with average high-temperatures moving from a cool 52.2°F (11.2°C) in March to a comfortable 63.5°F (17.5°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Herrick, Illinois, with an average temperature varying between 73.4°F (23°C) and 57°F (13.9°C). As May arrives, Herrick's weather shows an increase in high-temperatures, moving from April's enjoyable 63.5°F (17.5°C) to a moderately hot 73.4°F (23°C). Weather in May »
Weather in June
The first month of the summer, June, is still a warm month in Herrick, Illinois, with an average temperature varying between 65.5°F (18.6°C) and 82.2°F (27.9°C). The arrival of June witnesses a small shift in the average high-temperature, moving from 73.4°F (23°C) in May to a still moderately hot 82.2°F (27.9°C). Weather in June »
Weather in July
July, like June, in Herrick, Illinois, is another warm summer month, with an average temperature ranging between min 67.1°F (19.5°C) and max 83.7°F (28.7°C). In Herrick, Illinois, the month of July is known for its highest average temperatures, reaching a high of 83.7°F (28.7°C) and a low of 67.1°F (19.5°C). July's average heat index is calculated to be a tropical 93.2°F (34°C). Weather in July »
Weather in August
August, the last month of the summer in Herrick, is another warm month, with an average temperature ranging between min 65.1°F (18.4°C) and max 82.4°F (28°C). The initiation of August sees an average high-temperature of a still moderately hot 82.4°F (28°C), showing minor variations from the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Herrick, Illinois, with an average temperature ranging between max 77.9°F (25.5°C) and min 59.4°F (15.2°C). September begins with an average high-temperature of a still warm 77.9°F (25.5°C), reflecting close similarity to the preceding month. Weather in September »
Weather in October
October, like September, in Herrick, Illinois, is another refreshing autumn month, with temperature in the range of an average high of 65.1°F (18.4°C) and an average low of 48.4°F (9.1°C). The arrival of October signals a shift in temperature, down from a warm 77.9°F (25.5°C) in September to a comfortable 65.1°F (18.4°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Herrick, Illinois, with an average temperature ranging between min 37.2°F (2.9°C) and max 51.4°F (10.8°C). With November's onset, the average high-temperature recedes from October's comfortable 65.1°F (18.4°C) to a fresh 51.4°F (10.8°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Herrick, Illinois, with an average temperature fluctuating between 29.5°F (-1.4°C) and 40.6°F (4.8°C). December comes with a decrease in the average high-temperature, falling from a fresh 51.4°F (10.8°C) in November to a wintry 40.6°F (4.8°C). Weather in December »
Updated: Feb 12, 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 are the coldest months in Herrick?
Herrick, Illinois, notes the coldest temperatures in January, with a average high of 36°F (2.2°C) and a low of 23.4°F (-4.8°C).
How many days does it rain in Herrick?
Throughout the year, there are 139.3 rainfall days, and 23.94" (608mm) of precipitation is accumulated.
When does it snow in Herrick?
Months with snowfall in Herrick, Illinois, are January through April, November and December.
How much does it snow in Herrick?
Throughout the year, in Herrick, Illinois, there are 18.9 snowfall days, and 5.24" (133mm) of snow is accumulated.
What is the month with the least sunshine in Herrick?
With an average of 4.3h of sunshine, January has the least sunshine of the year in Herrick.
What are the months with the lowest UV index in Herrick?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Herrick, Illinois.
What is the driest month in Herrick?
February is the month with the least rainfall in Herrick. Rain falls for 7.8 days and accumulates 1.18" (30mm) of precipitation.
When is Daylight Saving Time (DST) in Herrick?
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 Herrick?
The months with the most rainfall in Herrick, Illinois, are April and June, with an average 2.95" (75mm) of precipitation.
When it does not snow in Herrick?
In Herrick, snow does not fall in May through October.
When are the longest days in Herrick?
June has the longest days of the year in Herrick, Illinois, with an average of 14h and 54min of daylight.
What month has the most sunshine in Herrick?
June has the most sunshine of the year in Herrick, with an average of 10.4h of sunshine.
When is the highest UV index in Herrick?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Herrick, Illinois.
What time of the year is the hottest in Herrick?
Herrick, Illinois, experiences its highest temperatures in July, with an average peak of 83.7°F (28.7°C) and a low of 67.1°F (19.5°C).
What are the most humid months in Herrick?
July and August, with an average relative humidity of 81%, are most humid months in Herrick, Illinois.
What is the least humid month in Herrick?
With an average relative humidity of 71%, October is the least humid month in Herrick.
When does it snow the most in Herrick?
The month with the most snowfall in Herrick, Illinois, is December, when snow falls for 3.5 days and typically aggregates up to 1.65" (42mm) of snow.
What is the month with the shortest days in Herrick?
With an average of 9h and 30min of daylight, December has the shortest days of the year in Herrick, Illinois.
Average temperature
Herrick, IL
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (36°F).
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure
Herrick, 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:
30.03"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
Herrick, IL
- Average wind speed in January:
10.3mph - Average wind speed in February:
10.2mph - Average wind speed in March:
10mph - Average wind speed in April:
9.9mph - Average wind speed in May:
8.2mph - Average wind speed in June:
7.1mph
- Average wind speed in July:
6mph - Average wind speed in August:
6mph - Average wind speed in September:
6.6mph - Average wind speed in October:
8.7mph - Average wind speed in November:
9.3mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity
Herrick, IL
The months with the highest relative humidity are July and August (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Herrick, IL
- Average rainfall in January:
1.61" - Average rainfall in February:
1.18" - Average rainfall in March:
1.93" - Average rainfall in April:
2.95" - Average rainfall in May:
2.56" - Average rainfall in June:
2.95"
The wettest months (with the highest rainfall) are April and June (2.95").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days
Herrick, IL
- Average rainfall days in January:
7.3 days - Average rainfall days in February:
7.8 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
14.2 days - Average rainfall days in May:
15.7 days - Average rainfall days in June:
14.1 days
- Average rainfall days in July:
16 days - Average rainfall days in August:
12.8 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
9.7 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
8.9 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (7.3 days).
Average snowfall
Herrick, IL
The month with the highest snowfall is December (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Herrick, IL
- Average snowfall days in January:
5.7 days - Average snowfall days in February:
5.6 days - Average snowfall days in March:
2.6 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:
0.1 days - Average snowfall days in November:
1.1 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Herrick, 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 2min - 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 0min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
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 3min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 1min - Average sunshine in May:
9h and 0min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 1min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Herrick, IL
- Average sunshine days in January:
19.5 days - Average sunshine days in February:
15.1 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
12.9 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
14.4 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
19.4 days - Average sunshine days in November:
19.5 days - Average sunshine days in December:
19.2 days
The months with the most sunshine days are January and November (19.5 days).
The months with the least sunshine days are May and July (12.3 days).
Average UV index
Herrick, 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
Herrick, IL
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and July (Cloud cover 29).
Average visibility
Herrick, 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).
Herrick, Illinois, USA
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