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 Cottage Hills, Illinois, is another cold winter month, with an average temperature varying between 23.4°F (-4.8°C) and 36.1°F (2.3°C). The coldest month is January, with an average high-temperature of 36.1°F (2.3°C) and an average low-temperature of 23.4°F (-4.8°C). Weather in January »
Weather in February
The last month of the winter, February, is also a wintry month in Cottage Hills, Illinois, with temperature in the range of an average low of 27.1°F (-2.7°C) and an average high of 41°F (5°C). In Cottage Hills, the average high-temperature in February is almost the same as in January - a still wintry 41°F (5°C). Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Cottage Hills, Illinois, with temperature in the range of an average low of 37.2°F (2.9°C) and an average high of 53.4°F (11.9°C). In Cottage Hills, the average high-temperature in March rises from a wintry 41°F (5°C) in February to a fresh 53.4°F (11.9°C). Weather in March »
Weather in April
April in Cottage Hills, Illinois, is an enjoyable spring month, with an average temperature varying between 46.9°F (8.3°C) and 64.4°F (18°C). In April, the average high-temperature increases from a cool 53.4°F (11.9°C) in March to a comfortable 64.4°F (18°C). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Cottage Hills, Illinois, with an average temperature varying between 74.1°F (23.4°C) and 57°F (13.9°C). In May, the average high-temperature rises from a comfortable 64.4°F (18°C) in April to a warm 74.1°F (23.4°C). Weather in May »
Weather in June
June, the first month of the summer in Cottage Hills, is also a moderately hot month, with an average temperature varying between 83.1°F (28.4°C) and 66.2°F (19°C). In Cottage Hills, the average high-temperature in June increases from 74.1°F (23.4°C) in May to a still moderately hot 83.1°F (28.4°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Cottage Hills, Illinois, with temperature in the range of an average high of 85.3°F (29.6°C) and an average low of 67.6°F (19.8°C). With an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 67.6°F (19.8°C), July is the warmest month. In July, the average heat index is computed to be a very hot 96.8°F (36°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Cottage Hills, Illinois, with an average temperature varying between 84°F (28.9°C) and 65.7°F (18.7°C). In Cottage Hills, the average high-temperature in August is almost the same as in July - a still moderately hot 84°F (28.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Cottage Hills, Illinois, with an average temperature varying between 59.4°F (15.2°C) and 78.6°F (25.9°C). In Cottage Hills, the average high-temperature in September slightly decreases from a warm 84°F (28.9°C) in August to a still moderately hot 78.6°F (25.9°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Cottage Hills, Illinois, with an average temperature ranging between max 65.3°F (18.5°C) and min 48.7°F (9.3°C). In Cottage Hills, the average high-temperature in October drops from a warm 78.6°F (25.9°C) in September to an enjoyable 65.3°F (18.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Cottage Hills, is also a fresh month, with an average temperature fluctuating between 52.2°F (11.2°C) and 37°F (2.8°C). In Cottage Hills, the average high-temperature in November decreases from an enjoyable 65.3°F (18.5°C) in October to a fresh 52.2°F (11.2°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Cottage Hills, Illinois, with an average temperature varying between 41.4°F (5.2°C) and 29.8°F (-1.2°C). In December, the average high-temperature decreases from a cool 52.2°F (11.2°C) in November to a wintry 41.4°F (5.2°C). Weather in December »
[Resources]FAQ
What is the coldest month in Cottage Hills?
January is the coldest month, with an average high-temperature of 36.1°F (2.3°C) and an average low-temperature of 23.4°F (-4.8°C).
How much does it rain in Cottage Hills?
Throughout the year, in Cottage Hills, there are 138 rainfall days, and 23.9" (607mm) of precipitation is accumulated.
When does it snow in Cottage Hills?
January through April, November and December are months with snowfall in Cottage Hills.
How much does it snow in Cottage Hills?
In Cottage Hills, Illinois, during the entire year, snow falls for 18.6 days and aggregates up to 4.53" (115mm) of snow.
What is the month with the least sunshine in Cottage Hills?
The months with the least sunshine in Cottage Hills, Illinois, are January and February, with an average of 4.5h of sunshine.
What is the month with the lowest UV index in Cottage Hills?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Cottage Hills, Illinois.
What is the driest month in Cottage Hills?
February is the month with the least rainfall. Rain falls for 6.9 days and accumulates 1.14" (29mm) of precipitation.
When does it snow the most in Cottage Hills?
February is the month with the most snowfall. Snow falls for 5.4 days and accumulates 1.61" (41mm) of snow.
When is Daylight Saving Time (DST) in Cottage Hills?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts in Cottage Hills, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from CDT to CST.
What is the wettest month in Cottage Hills?
May is the month with the most rainfall in Cottage Hills, Illinois. Rain falls for 16.6 days and accumulates 3.07" (78mm) of precipitation.
When it does not snow in Cottage Hills?
In Cottage Hills, Illinois, snow does not fall in May through October.
What are the months with the highest UV index in Cottage Hills?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days in Cottage Hills?
With an average of 14h and 51min of daylight, June has the longest days of the year.
What month has the most sunshine in Cottage Hills?
June has the most sunshine of the year, with an average of 10.4h of sunshine.
What is the warmest month in Cottage Hills?
July is the warmest month, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 67.6°F (19.8°C).
What is the most humid month in Cottage Hills?
The most humid month is July, with an average relative humidity of 80%.
What is the least humid month in Cottage Hills?
The least humid month in Cottage Hills, Illinois, is October, with an average relative humidity of 71%.
What is the month with the shortest days in Cottage Hills?
The month with the shortest days in Cottage Hills is December, with an average of 9h and 29min of daylight.
Average temperature
Cottage Hills, IL
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (36.1°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 (23.4°F).
Average pressure
Cottage Hills, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"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:
30.02"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"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 (29.92"Hg).
Average wind speed
Cottage Hills, IL
- Average wind speed in January:
9.6mph - Average wind speed in February:
9.6mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.3mph - Average wind speed in May:
7.6mph - Average wind speed in June:
6.6mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.3mph - Average wind speed in October:
8.1mph - Average wind speed in November:
8.9mph - Average wind speed in December:
9mph
The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity
Cottage Hills, IL
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Cottage Hills, IL
- Average rainfall in January:
1.26" - Average rainfall in February:
1.14" - Average rainfall in March:
1.57" - Average rainfall in April:
2.4" - Average rainfall in May:
3.07" - Average rainfall in June:
2.76"
- Average rainfall in July:
2.48" - Average rainfall in August:
2.91" - Average rainfall in September:
1.69" - Average rainfall in October:
1.93" - Average rainfall in November:
1.3" - Average rainfall in December:
1.38"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days
Cottage Hills, IL
- Average rainfall days in January:
5.6 days - Average rainfall days in February:
6.9 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
13.4 days - Average rainfall days in May:
16.6 days - Average rainfall days in June:
15.1 days
- Average rainfall days in July:
16.3 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
6.7 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (5.6 days).
Average snowfall
Cottage Hills, IL
The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Cottage Hills, IL
- Average snowfall days in January:
6 days - Average snowfall days in February:
5.4 days - Average snowfall days in March:
2 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 days - Average snowfall days in December:
3.8 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Cottage Hills, IL
- Average daylight in January:
9h and 49min - Average daylight in February:
10h and 46min - Average daylight in March:
11h and 59min - Average daylight in April:
13h and 15min - Average daylight in May:
14h and 19min - Average daylight in June:
14h and 51min
- Average daylight in July:
14h and 35min - Average daylight in August:
13h and 38min - Average daylight in September:
12h and 26min - Average daylight in October:
11h and 10min - Average daylight in November:
10h and 4min - Average daylight in December:
9h and 29min
The month with the longest days is June (Average daylight: 14h and 51min).
The month with the shortest days is December (Average daylight: 9h and 29min).
- Average sunshine in January:
4h and 30min - Average sunshine in February:
4h and 30min - Average sunshine in March:
6h and 24min - Average sunshine in April:
8h and 30min - Average sunshine in May:
9h and 18min - Average sunshine in June:
10h and 24min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
10h and 0min - Average sunshine in September:
9h and 18min - Average sunshine in October:
6h and 12min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 48min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 30min).
Average sunshine days
Cottage Hills, IL
- Average sunshine days in January:
20.3 days - Average sunshine days in February:
16.1 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
15.3 days - Average sunshine days in May:
12.5 days - Average sunshine days in June:
12.5 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
14 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
19.7 days - Average sunshine days in November:
20.1 days - Average sunshine days in December:
20.4 days
The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is July (12.3 days).
Average UV index
Cottage Hills, 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
Cottage Hills, IL
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility
Cottage Hills, 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).
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