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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, in Hillcrest, Illinois, is a freezing cold winter month, with an average temperature fluctuating between 14.7°F (-9.6°C) and 27°F (-2.8°C). Hillcrest's January weather, with an average high temperature of 27°F (-2.8°C) and an average low temperature of 14.7°F (-9.6°C), tends to be the coldest of the year. Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Hillcrest, Illinois, with an average temperature varying between 30.9°F (-0.6°C) and 18.1°F (-7.7°C). As January transitions into February, the average high-temperature rests at a still subzero cold 30.9°F (-0.6°C), maintaining a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Hillcrest, Illinois, with an average temperature varying between 44.4°F (6.9°C) and 30.4°F (-0.9°C). Hillcrest sees an increase in average high-temperatures during March, moving from a freezing cold 30.9°F (-0.6°C) in February to a chilly 44.4°F (6.9°C). Weather in March »
Weather in April
April in Hillcrest, Illinois, is a mild spring month, with an average temperature ranging between max 56.8°F (13.8°C) and min 40.3°F (4.6°C). April's arrival brings a change in high-temperatures, moving from a frosty 44.4°F (6.9°C) in March to a mild 56.8°F (13.8°C). Weather in April »
Weather in May
May, the last month of the spring in Hillcrest, is an agreeable month, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 52°F (11.1°C). As April transitions into May, a change in temperatures is observed, with average highs moving from a moderate 56.8°F (13.8°C) to a pleasant 68.9°F (20.5°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Hillcrest, Illinois, with an average temperature ranging between max 77.5°F (25.3°C) and min 60.4°F (15.8°C). Hillcrest's transition into June brings a slight rise in the average high-temperature, moving from an agreeable 68.9°F (20.5°C) in May to a warm 77.5°F (25.3°C). Weather in June »
Weather in July
July, like June, in Hillcrest, Illinois, is a moderately hot summer month, with an average temperature fluctuating between 79.9°F (26.6°C) and 63.1°F (17.3°C). July tends to be the warmest month, with temperatures averaging a daily high of 79.9°F (26.6°C) and a low of 63.1°F (17.3°C). Weather in July »
Weather in August
August, the last month of the summer in Hillcrest, is another warm month, with an average temperature ranging between min 61.2°F (16.2°C) and max 78.3°F (25.7°C). In August, Hillcrest experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 79.9°F (26.6°C) in July to a still warm 78.3°F (25.7°C). Weather in August »
Weather in September
September, the first month of the autumn in Hillcrest, is also a moderately hot month, with an average temperature varying between 73.4°F (23°C) and 54.5°F (12.5°C). Hillcrest notes an average high-temperature of a still moderately hot 73.4°F (23°C) in September, hardly diverging from August. Weather in September »
Weather in October
October, the same as September, in Hillcrest, Illinois, is a moderate autumn month, with an average temperature fluctuating between 44.2°F (6.8°C) and 59.9°F (15.5°C). Start of October brings a shift in the average high-temperature, falling from September's warm 73.4°F (23°C) to a moderate 59.9°F (15.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Hillcrest, Illinois, with an average temperature varying between 45.3°F (7.4°C) and 32.2°F (0.1°C). The arrival of November brings a significant change in Hillcrest's weather, with average high-temperatures dropping from October's mild 59.9°F (15.5°C) to a chilly 45.3°F (7.4°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Hillcrest, Illinois, with an average temperature fluctuating between 32.9°F (0.5°C) and 22.8°F (-5.1°C). As November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a frosty 45.3°F (7.4°C) to a wintry 32.9°F (0.5°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest time of year in Hillcrest?
Hillcrest's coldest temperatures are experienced in January, with average high temperatures of 27°F (-2.8°C) and lows of 14.7°F (-9.6°C).
What are the most humid months in Hillcrest?
January and July, with an average relative humidity of 85%, are most humid months in Hillcrest, Illinois.
How much does it rain in Hillcrest?
Throughout the year, in Hillcrest, Illinois, there are 124.5 rainfall days, and 14.49" (368mm) of precipitation is accumulated.
When does it snow in Hillcrest?
Months with snowfall in Hillcrest are January through April, October through December.
When does it snow the most in Hillcrest?
The month with the most snowfall in Hillcrest, Illinois, is January, when snow falls for 10.3 days and typically aggregates up to 2.2" (56mm) of snow.
How much does it snow in Hillcrest?
In Hillcrest, during the entire year, snow falls for 37.1 days and aggregates up to 6.14" (156mm) of snow.
What is the month with the least sunshine in Hillcrest?
The month with the least sunshine is January, with an average of 3.6h of sunshine.
What are the months with the lowest UV index in Hillcrest?
The months with the lowest UV index are January and December, with an average maximum UV index of 1.
What is the driest month in Hillcrest?
February is the month with the least rainfall in Hillcrest. Rain falls for 3.8 days and accumulates 0.55" (14mm) of precipitation.
When is Daylight Saving Time (DST) in Hillcrest?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Hillcrest, Illinois, 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.
When it does not snow in Hillcrest?
May through September are months without snowfall.
What is the month with the highest UV index in Hillcrest?
The months with the highest UV index in Hillcrest are May through August, with an average maximum UV index of 5.
What is the wettest month in Hillcrest?
The month with the most rainfall in Hillcrest, Illinois, is June, when the rain falls for 16 days and typically aggregates up to 2.13" (54mm) of precipitation.
When are the longest days in Hillcrest?
The month with the longest days is June, with an average of 15h and 12min of daylight.
What month has the most sunshine in Hillcrest?
The month with the most sunshine in Hillcrest is June, with an average of 9.5h of sunshine.
What month is the hottest in Hillcrest?
Temperature records mark July as the warmest month, with highs averaging 79.9°F (26.6°C) and lows at 63.1°F (17.3°C).
What is the least humid month in Hillcrest?
October is the least humid month, with an average relative humidity of 74%.
What is the month with the shortest days in Hillcrest?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
Average temperature
Hillcrest, IL
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27°F).
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).
Average pressure
Hillcrest, IL
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.11"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:
29.91"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"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 (29.91"Hg).
Average wind speed
Hillcrest, IL
- Average wind speed in January:
10mph - Average wind speed in February:
10mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.3mph - Average wind speed in May:
8.7mph - Average wind speed in June:
7.5mph
- Average wind speed in July:
6.5mph - Average wind speed in August:
6.3mph - Average wind speed in September:
7.4mph - Average wind speed in October:
9mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity
Hillcrest, IL
The months with the highest relative humidity are January and July (85%).
The month with the lowest relative humidity is October (74%).
Average rainfall
Hillcrest, IL
- Average rainfall in January:
0.63" - Average rainfall in February:
0.55" - Average rainfall in March:
0.79" - Average rainfall in April:
1.5" - Average rainfall in May:
2.09" - Average rainfall in June:
2.13"
- Average rainfall in July:
1.65" - Average rainfall in August:
1.26" - Average rainfall in September:
1.14" - Average rainfall in October:
1.26" - Average rainfall in November:
0.79" - Average rainfall in December:
0.71"
The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days
Hillcrest, IL
- Average rainfall days in January:
4.4 days - Average rainfall days in February:
3.8 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
15.5 days - Average rainfall days in June:
16 days
- Average rainfall days in July:
13.9 days - Average rainfall days in August:
12.4 days - Average rainfall days in September:
10.1 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
7.1 days - Average rainfall days in December:
6.2 days
The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is February (3.8 days).
Average snowfall
Hillcrest, IL
The month with the highest snowfall is January (2.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Hillcrest, IL
- Average snowfall days in January:
10.3 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:
0.5 days - Average snowfall days in November:
3.1 days - Average snowfall days in December:
7.7 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Hillcrest, IL
- Average daylight in January:
9h and 3min - 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 4min - 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 12min).
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 0min - Average sunshine in April:
7h and 2min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
9h and 2min - Average sunshine in August:
9h and 2min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 0min - Average sunshine in December:
3h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Hillcrest, IL
- Average sunshine days in January:
17.4 days - Average sunshine days in February:
15.7 days - Average sunshine days in March:
16.5 days - Average sunshine days in April:
14.2 days - Average sunshine days in May:
13.3 days - Average sunshine days in June:
10.9 days
- Average sunshine days in July:
12.7 days - Average sunshine days in August:
16.8 days - Average sunshine days in September:
18.5 days - Average sunshine days in October:
17.7 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
18.4 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (10.9 days).
Average UV index
Hillcrest, IL
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Hillcrest, IL
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility
Hillcrest, IL
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Hillcrest, Illinois, USA
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