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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 Crest Hill, Illinois, with temperature in the range of an average high of 29.3°F (-1.5°C) and an average low of 17.4°F (-8.1°C). January, with its average high-temperature of 29.3°F (-1.5°C) and an average low-temperature of 17.4°F (-8.1°C), holds the record as the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a cold month in Crest Hill, Illinois, with temperature in the range of an average high of 33.4°F (0.8°C) and an average low of 20.7°F (-6.3°C). February brings an average high-temperature of a cold 33.4°F (0.8°C), showing a slight difference from January's 29.3°F (-1.5°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Crest Hill, Illinois, with temperature in the range of an average low of 31.8°F (-0.1°C) and an average high of 46.2°F (7.9°C). The rise of average high-temperatures is seen in March, with an increase from an icy 33.4°F (0.8°C) in February to a chilly 46.2°F (7.9°C). Weather in March »
Weather in April
April in Crest Hill, Illinois, is a moderate spring month, with an average temperature ranging between max 58.1°F (14.5°C) and min 41.7°F (5.4°C). As Crest Hill, Illinois, transitions into April, a rise in the average high-temperature is observed, moving from a chilly 46.2°F (7.9°C) in March to a moderate 58.1°F (14.5°C). Weather in April »
Weather in May
May, the last month of the spring in Crest Hill, is an agreeable month, with an average temperature fluctuating between 52.3°F (11.3°C) and 70.3°F (21.3°C). Crest Hill experiences a temperature shift with the start of May, with average high-temperatures moving from a moderate 58.1°F (14.5°C) in April to an agreeable 70.3°F (21.3°C). Weather in May »
Weather in June
June, the first month of the summer in Crest Hill, is a moderately hot month, with an average temperature ranging between min 61.3°F (16.3°C) and max 79.2°F (26.2°C). June's arrival is noted with a slight increase in the average high-temperature, moving from a pleasant 70.3°F (21.3°C) in May to a moderately hot 79.2°F (26.2°C). Weather in June »
Weather in July
July, like June, in Crest Hill, Illinois, is a moderately hot summer month, with an average temperature ranging between max 81.3°F (27.4°C) and min 64.8°F (18.2°C). The average temperatures reach their apex in July, averaging 81.3°F (27.4°C) at the high end and 64.8°F (18.2°C) at the low end. In July, the average heat index is evaluated at a hot 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Crest Hill, is also a moderately hot month, with an average temperature varying between 80.1°F (26.7°C) and 62.8°F (17.1°C). The weather during August records an average high-temperature of a still moderately hot 80.1°F (26.7°C), closely mirroring the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Crest Hill, is still a warm month, with temperature in the range of an average low of 56.7°F (13.7°C) and an average high of 74.7°F (23.7°C). The onset of September entails a subtle temperature shift, as the average high-temperature eases from a warm 80.1°F (26.7°C) in August to a still moderately hot 74.7°F (23.7°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Crest Hill, Illinois, with temperature in the range of an average low of 45.5°F (7.5°C) and an average high of 61.3°F (16.3°C). The average high-temperature decreases in October, shifting from a moderately hot 74.7°F (23.7°C) in September to a comfortable 61.3°F (16.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Crest Hill, is also a frosty month, with an average temperature fluctuating between 33.4°F (0.8°C) and 47.1°F (8.4°C). The commencement of November indicates a shift in the average high-temperature, receding from October's comfortable 61.3°F (16.3°C) to a chilly 47.1°F (8.4°C). Weather in November »
Weather in December
December, the first month of the winter in Crest Hill, is also an icy month, with temperature in the range of an average low of 25°F (-3.9°C) and an average high of 35.1°F (1.7°C). December comes with a drop in the average high-temperature, falling from November's frosty 47.1°F (8.4°C) to a wintry 35.1°F (1.7°C). Weather in December »
Updated: Jul 31, 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?
With average high temperatures of 29.3°F (-1.5°C) and lows of 17.4°F (-8.1°C), January is the coldest month.
How many days does it rain?
Throughout the year, in Crest Hill, there are 153.6 rainfall days, and 32.72" (831mm) of precipitation is accumulated.
When does it snow in Crest Hill?
Months with snowfall are January through April, November and December.
What is the snowiest month?
The month with the most snowfall is January, when snow falls for 11.9 days and typically aggregates up to 4.33" (110mm) of snow.
How much does it snow?
Throughout the year, there are 38.2 snowfall days, and 14.61" (371mm) of snow is accumulated.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 3.7h of sunshine.
When is the lowest UV index?
January and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the most humid month?
With an average relative humidity of 83%, February is the most humid month.
What is the driest month?
February is the month with the least rainfall in Crest Hill. Rain falls for 5.7 days and accumulates 1.61" (41mm) of precipitation.
When is Daylight Saving Time (DST) in Crest Hill?
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?
May is the month with the most rainfall. Rain falls for 17.8 days and accumulates 4.41" (112mm) of precipitation.
When it does not snow?
May through October are months without snowfall.
When are the longest days in Crest Hill?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What is the month with the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 6.
What are the warmest months?
With average temperatures fluctuating between a high of 81.3°F (27.4°C) and a low of 64.8°F (18.2°C), July stands out as the warmest month.
What month has the most sunshine?
The month with the most sunshine is August, with an average of 9.7h of sunshine.
What is the least humid month?
With an average relative humidity of 73%, October is the least humid month.
What is the month with the shortest days in Crest Hill?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
Average temperature
Crest Hill, IL
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.3°F).
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure
Crest Hill, IL
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.92"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:
30.01"Hg - Average pressure in November:
30.1"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 (29.92"Hg).
Average wind speed
Crest Hill, IL
- Average wind speed in January:
9.5mph - Average wind speed in February:
9.4mph - Average wind speed in March:
9.3mph - Average wind speed in April:
9.7mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.2mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
5.9mph - Average wind speed in September:
6.9mph - Average wind speed in October:
8.5mph - Average wind speed in November:
9.1mph - Average wind speed in December:
8.9mph
The windiest month (with the highest average wind speed) is April (9.7mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity
Crest Hill, IL
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall
Crest Hill, IL
- Average rainfall in January:
1.85" - Average rainfall in February:
1.61" - Average rainfall in March:
2.09" - Average rainfall in April:
3.62" - Average rainfall in May:
4.41" - Average rainfall in June:
4.02"
- Average rainfall in July:
3.46" - Average rainfall in August:
2.83" - Average rainfall in September:
2.48" - Average rainfall in October:
2.95" - Average rainfall in November:
1.69" - Average rainfall in December:
1.69"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is February (1.61").
Average rainfall days
Crest Hill, IL
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
5.7 days - Average rainfall days in March:
12.6 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
17.8 days
- Average rainfall days in July:
17.9 days - Average rainfall days in August:
15.8 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.9 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
8.1 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (5.7 days).
Average snowfall
Crest Hill, IL
The month with the highest snowfall is January (4.33").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Crest Hill, IL
- Average snowfall days in January:
11.9 days - Average snowfall days in February:
9.5 days - Average snowfall days in March:
5 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:
0.2 days - Average snowfall days in November:
2.6 days - Average snowfall days in December:
8 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Crest Hill, 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 3min - 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 6min).
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 5min - Average sunshine in March:
6h and 1min - Average sunshine in April:
7h and 3min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 3min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days
Crest Hill, IL
- Average sunshine days in January:
14.4 days - Average sunshine days in February:
13.8 days - Average sunshine days in March:
14.6 days - Average sunshine days in April:
11.1 days - Average sunshine days in May:
11.6 days - Average sunshine days in June:
10.4 days
- Average sunshine days in July:
10.8 days - Average sunshine days in August:
11.8 days - Average sunshine days in September:
15 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
18.1 days - Average sunshine days in December:
15.9 days
The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is June (10.4 days).
Average UV index
Crest Hill, IL
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Crest Hill, IL
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility
Crest Hill, 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).
Crest Hill, Illinois, USA
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