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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 Cottage Hills, Illinois, is an icy winter month, with an average temperature fluctuating between 36.1°F (2.3°C) and 23.4°F (-4.8°C). Cottage Hills's coldest weather arrives in January, when temperatures average a high of 36.1°F (2.3°C) and a low of 23.4°F (-4.8°C). Weather in January »
Weather in February
February, the last month of the winter in Cottage Hills, is also an icy month, with temperature in the range of an average high of 41°F (5°C) and an average low of 27.1°F (-2.7°C). As Cottage Hills transitions into February, the average high-temperature stands at a still wintry 41°F (5°C), offering little variation from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Cottage Hills, is a cool month, 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). Observing a rise in March, the average high-temperature goes from February's cold 41°F (5°C) 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 ranging between min 46.9°F (8.3°C) and max 64.4°F (18°C). The arrival of April brings a change in Cottage Hills's weather, with average high-temperatures moving from March's cool 53.4°F (11.9°C) to a refreshing 64.4°F (18°C). Weather in April »
Weather in May
May, the last month of the spring in Cottage Hills, is a moderately hot month, with an average temperature varying between 74.1°F (23.4°C) and 57°F (13.9°C). The arrival of May brings a temperature shift, with the average high-temperature escalating from a comfortable 64.4°F (18°C) in April to a moderately hot 74.1°F (23.4°C). Weather in May »
Weather in June
June, the first month of the summer in Cottage Hills, is still a warm month, with an average temperature fluctuating between 66.2°F (19°C) and 83.1°F (28.4°C). The shift into June is marked by a rise in the average high-temperature, moving from May's moderately hot 74.1°F (23.4°C) to a still warm 83.1°F (28.4°C). Weather in June »
Weather in July
July, like June, in Cottage Hills, Illinois, is another warm summer month, with temperature in the range of an average low of 67.6°F (19.8°C) and an average high of 85.3°F (29.6°C). July is the month when Cottage Hills experiences its warmest temperatures, averaging a high of 85.3°F (29.6°C) and a low of 67.6°F (19.8°C). For most parts of July, the heat index is evaluated at a torrid 96.8°F (36°C). Weather in July »
Weather in August
August, the last month of the summer in Cottage Hills, is also a moderately hot month, with an average temperature fluctuating between 65.7°F (18.7°C) and 84°F (28.9°C). The beginning of August records an average high-temperature of a still moderately hot 84°F (28.9°C), marking a negligible difference from July's 85.3°F (29.6°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Cottage Hills, Illinois, with an average temperature ranging between min 59.4°F (15.2°C) and max 78.6°F (25.9°C). September's arrival signals a moderate reduction in the average high-temperature, easing 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, like September, in Cottage Hills, Illinois, is another enjoyable autumn month, with an average temperature fluctuating between 48.7°F (9.3°C) and 65.3°F (18.5°C). During the transition into October, Cottage Hills observes a decrease in the average high-temperature, falling from a moderately hot 78.6°F (25.9°C) in September to a comfortable 65.3°F (18.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Cottage Hills, is another cool month, with temperature in the range of an average high of 52.2°F (11.2°C) and an average low of 37°F (2.8°C). Setting in of November comes with a decrease in the average high-temperature, moving from a refreshing 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). The shift to December brings a decrease in the average high-temperature, falling from a cool 52.2°F (11.2°C) in November to an icy 41.4°F (5.2°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest month in Cottage Hills?
Cottage Hills's January weather, marked by an average high temperature of 36.1°F (2.3°C) and an average low temperature of 23.4°F (-4.8°C), is the coldest in the year.
How much does it rain in Cottage Hills?
In Cottage Hills, during the entire year, the rain falls for 138 days and collects up to 23.9" (607mm) of precipitation.
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?
Throughout the year, in Cottage Hills, there are 18.6 snowfall days, and 4.53" (115mm) of snow is accumulated.
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.
When is 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.
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?
The month with the most snowfall in Cottage Hills is February, when snow falls for 5.4 days and typically aggregates up to 1.61" (41mm) of snow.
When is Daylight Saving Time (DST) in Cottage Hills?
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 Cottage Hills?
May is the month with the most rainfall. Rain falls for 16.6 days and accumulates 3.07" (78mm) of precipitation.
When it does not snow in Cottage Hills?
In Cottage Hills, snow does not fall in May through October.
When is 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?
June has the longest days of the year in Cottage Hills, with an average of 14h and 54min of daylight.
What month has the most sunshine in Cottage Hills?
June has the most sunshine of the year in Cottage Hills, Illinois, with an average of 10.4h of sunshine.
What is the warmest month in Cottage Hills?
July is the month when Cottage Hills's temperatures reach their peak, with averages of 85.3°F (29.6°C) and lows 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?
With an average relative humidity of 71%, October is the least humid month.
What is the month with the shortest days in Cottage Hills?
With an average of 9h and 30min of daylight, December has the shortest days of the year in Cottage Hills.
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 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 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
4h and 3min - Average sunshine in February:
4h and 3min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 3min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 0min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
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).
Cottage Hills, Illinois, USA
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