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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 a freezing cold winter month in Stone Park, Illinois, with an average temperature fluctuating between 28.8°F (-1.8°C) and 18°F (-7.8°C). January proves to be the coldest month, recording an average maximum temperature of 28.8°F (-1.8°C) and a minimum temperature of 18°F (-7.8°C). Weather in January »
Weather in February
February, the last month of the winter in Stone Park, is a wintry month, with an average temperature varying between 32.4°F (0.2°C) and 20.7°F (-6.3°C). February is marked by an average high-temperature of a wintry 32.4°F (0.2°C), almost identical to the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Stone Park, is a chilly month, with temperature in the range of an average low of 31.5°F (-0.3°C) and an average high of 44.2°F (6.8°C). In March, the average high-temperature increases from a cold 32.4°F (0.2°C) in February to a chilly 44.2°F (6.8°C). Weather in March »
Weather in April
April is a cool spring month in Stone Park, Illinois, with an average temperature fluctuating between 55.2°F (12.9°C) and 40.6°F (4.8°C). As Stone Park, Illinois, transitions into April, the average high-temperature shows a change, moving from a frosty 44.2°F (6.8°C) in March to a cool 55.2°F (12.9°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Stone Park, Illinois, with an average temperature fluctuating between 67.3°F (19.6°C) and 51.6°F (10.9°C). The transition from April to May brings a temperature rise, with average high-temperatures increasing from a cool 55.2°F (12.9°C) to a comfortable 67.3°F (19.6°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Stone Park, Illinois, with temperature in the range of an average high of 76.8°F (24.9°C) and an average low of 61.2°F (16.2°C). The shift from May to June is marked by an increase in the average high-temperature, moving from a refreshing 67.3°F (19.6°C) to a warm 76.8°F (24.9°C). Weather in June »
Weather in July
July, like June, in Stone Park, Illinois, is another warm summer month, with an average temperature ranging between max 81.9°F (27.7°C) and min 66.6°F (19.2°C). In Stone Park, the peak temperatures are generally noted in July, averaging a high of 81.9°F (27.7°C) and a low of 66.6°F (19.2°C). The heat index value during July is calculated to be a hot 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Stone Park, is also a moderately hot month, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 65.7°F (18.7°C). The transition into August reveals an average high-temperature of a still warm 80.2°F (26.8°C), mirroring a close resemblance to July. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Stone Park, Illinois, with temperature in the range of an average high of 73.4°F (23°C) and an average low of 58.6°F (14.8°C). The arrival of September correlates with a minor temperature reduction, down from August's 80.2°F (26.8°C) to a still moderately hot 73.4°F (23°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Stone Park, Illinois, with an average temperature ranging between min 46.6°F (8.1°C) and max 60.4°F (15.8°C). The onset of October is marked by a decrease in temperature, transitioning from a warm 73.4°F (23°C) in September to a refreshing 60.4°F (15.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Stone Park, Illinois, with temperature in the range of an average low of 33.6°F (0.9°C) and an average high of 45.9°F (7.7°C). November signals a clear temperature drop, with average high-temperatures decreasing from October's mild 60.4°F (15.8°C) to a frosty 45.9°F (7.7°C). Weather in November »
Weather in December
December, the first month of the winter in Stone Park, is also a wintry month, with an average temperature fluctuating between 25.2°F (-3.8°C) and 34.7°F (1.5°C). Arrival of December comes with a reduction in the average high-temperature, falling from a chilly 45.9°F (7.7°C) in November to a wintry 34.7°F (1.5°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest month in Stone Park?
January is the coldest month of the year in Stone Park, Illinois, registering average temperatures as high as 28.8°F (-1.8°C) and as low as 18°F (-7.8°C).
What are the most humid months in Stone Park?
The months with the highest humidity in Stone Park are January and February, with an average relative humidity of 82%.
How much does it rain in Stone Park?
Throughout the year, in Stone Park, Illinois, there are 149.4 rainfall days, and 25.08" (637mm) of precipitation is accumulated.
When does it snow in Stone Park?
January through May, October through December are months with snowfall in Stone Park.
How many days does it snow in Stone Park?
Throughout the year, there are 45.8 snowfall days, and 14.25" (362mm) of snow is accumulated.
What is the month with the least sunshine in Stone Park?
The month with the least sunshine in Stone Park, Illinois, is January, with an average of 3.7h of sunshine.
What are the months with the lowest UV index in Stone Park?
The months with the lowest UV index are January and December, with an average maximum UV index of 1.
When does it snow the most in Stone Park?
The month with the most snowfall in Stone Park, Illinois, is February, when snow falls for 10.9 days and typically aggregates up to 3.86" (98mm) of snow.
When is Daylight Saving Time (DST) in Stone Park?
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 Stone Park?
May is the month with the most rainfall in Stone Park. Rain falls for 17.3 days and accumulates 3.11" (79mm) of precipitation.
When it does not snow in Stone Park?
In Stone Park, snow does not fall in June through September.
When are the longest days in Stone Park?
June has the longest days of the year in Stone Park, with an average of 15h and 12min of daylight.
What is the month with the highest UV index in Stone Park?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Stone Park, Illinois.
What is the warmest month in Stone Park?
Stone Park's July weather, marked by an average high temperature of 81.9°F (27.7°C) and an average low temperature of 66.6°F (19.2°C), is the warmest in the year.
What are the months with the most sunshine in Stone Park?
July and August, with an average of 10.1h of sunshine, are months with the most sunshine in Stone Park.
What is the least humid month in Stone Park?
With an average relative humidity of 72%, October is the least humid month in Stone Park, Illinois.
What is the driest month in Stone Park?
December is the month with the least rainfall. Rain falls for 7.9 days and accumulates 1.14" (29mm) of precipitation.
What is the month with the shortest days in Stone Park?
The month with the shortest days in Stone Park, Illinois, is December, with an average of 9h and 12min of daylight.
Average temperature
Stone Park, IL
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (28.8°F).
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure
Stone Park, IL
- Average pressure in January:
30.11"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:
30.09"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Stone Park, IL
- Average wind speed in January:
10.2mph - Average wind speed in February:
9.9mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.7mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
6.5mph - Average wind speed in August:
6.3mph - Average wind speed in September:
7.5mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.7mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity
Stone Park, IL
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Stone Park, IL
- Average rainfall in January:
1.34" - Average rainfall in February:
1.42" - Average rainfall in March:
1.46" - Average rainfall in April:
2.76" - Average rainfall in May:
3.11" - Average rainfall in June:
2.83"
- Average rainfall in July:
2.87" - Average rainfall in August:
2.83" - Average rainfall in September:
1.89" - Average rainfall in October:
2.17" - Average rainfall in November:
1.26" - Average rainfall in December:
1.14"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is December (1.14").
Average rainfall days
Stone Park, IL
- Average rainfall days in January:
6.3 days - Average rainfall days in February:
5.1 days - Average rainfall days in March:
11.3 days - Average rainfall days in April:
15.8 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
16.2 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
16.6 days - Average rainfall days in September:
13.5 days - Average rainfall days in October:
13 days - Average rainfall days in November:
9.1 days - Average rainfall days in December:
7.9 days
The months with the highest number of rainy days are May and July (17.3 days).
The month with the least rainy days is February (5.1 days).
Average snowfall
Stone Park, IL
- Average snowfall in January:
3.62" - Average snowfall in February:
3.86" - Average snowfall in March:
1.18" - Average snowfall in April:
2.01" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Stone Park, IL
- Average snowfall days in January:
12.4 days - Average snowfall days in February:
10.9 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
2.3 days - Average snowfall days in May:
0.1 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:
0.4 days - Average snowfall days in November:
3.5 days - Average snowfall days in December:
9.9 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Stone Park, 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 4min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days
Stone Park, IL
- Average sunshine days in January:
14.2 days - Average sunshine days in February:
11.5 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
11 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
11.1 days
- Average sunshine days in July:
9.5 days - Average sunshine days in August:
11.3 days - Average sunshine days in September:
13 days - Average sunshine days in October:
14.2 days - Average sunshine days in November:
16.8 days - Average sunshine days in December:
15.3 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is July (9.5 days).
Average UV index
Stone Park, 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 and December (UV index 1).
Average cloud cover
Stone Park, IL
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility
Stone Park, 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).
Stone Park, Illinois, USA
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