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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 Olympia Fields, Illinois, with an average temperature ranging between max 29.7°F (-1.3°C) and min 18.9°F (-7.3°C). Olympia Fields witnesses the coldest weather in January, with temperatures averaging a high of 29.7°F (-1.3°C) and a low of 18.9°F (-7.3°C). Weather in January »
Weather in February
The last month of the winter, February, is a wintry month in Olympia Fields, Illinois, with temperature in the range of an average low of 21.2°F (-6°C) and an average high of 33.1°F (0.6°C). The commencement of February records an average high-temperature of an icy 33.1°F (0.6°C), barely varying from January's 29.7°F (-1.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Olympia Fields, Illinois, with an average temperature varying between 45.5°F (7.5°C) and 32.4°F (0.2°C). March's onset brings a rise in the average high-temperature, moving from a wintry 33.1°F (0.6°C) in February to a frosty 45.5°F (7.5°C). Weather in March »
Weather in April
April is a mild spring month in Olympia Fields, Illinois, with temperature in the range of an average high of 56.7°F (13.7°C) and an average low of 41.7°F (5.4°C). With the onset of April, Olympia Fields's weather sees a temperature rise, transitioning from a chilly 45.5°F (7.5°C) in March to a refreshing 56.7°F (13.7°C). Weather in April »
Weather in May
May, the last month of the spring in Olympia Fields, is an agreeable month, with temperature in the range of an average low of 52.3°F (11.3°C) and an average high of 68.7°F (20.4°C). May's arrival brings a change in high-temperatures, moving from a refreshing 56.7°F (13.7°C) in April to an agreeable 68.7°F (20.4°C). Weather in May »
Weather in June
June, the first month of the summer in Olympia Fields, is a moderately hot month, with temperature in the range of an average high of 77.7°F (25.4°C) and an average low of 61.7°F (16.5°C). As May gives way to June, the average high-temperature displays an increase, moving from an agreeable 68.7°F (20.4°C) to a moderately hot 77.7°F (25.4°C). Weather in June »
Weather in July
July, like June, in Olympia Fields, Illinois, is a moderately hot summer month, with an average temperature ranging between min 65.8°F (18.8°C) and max 81.3°F (27.4°C). Olympia Fields's July weather, with an average high temperature of 81.3°F (27.4°C) and an average low temperature of 65.8°F (18.8°C), tends to be the warmest of the year. July's average heat index is estimated at a hot 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Olympia Fields, is also a moderately hot month, with an average temperature fluctuating between 64.6°F (18.1°C) and 80.1°F (26.7°C). The advent of August presents an average high-temperature of a still moderately hot 80.1°F (26.7°C), maintaining a close correlation with the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Olympia Fields, is still a warm month, with an average temperature varying between 73.9°F (23.3°C) and 58.3°F (14.6°C). The onset of September entails a subtle temperature shift, as the average high-temperature eases from 80.1°F (26.7°C) in August to a still warm 73.9°F (23.3°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Olympia Fields, Illinois, with temperature in the range of an average high of 61.2°F (16.2°C) and an average low of 46.9°F (8.3°C). The beginning of October marks a decrease in the average high-temperature, transitioning from a moderately hot 73.9°F (23.3°C) in September to an enjoyable 61.2°F (16.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Olympia Fields, Illinois, with an average temperature fluctuating between 34.9°F (1.6°C) and 46.9°F (8.3°C). November suggests a modest reduction in the average high-temperature, shifting from a refreshing 61.2°F (16.2°C) in October to a chilly 46.9°F (8.3°C). Weather in November »
Weather in December
December, the first month of the winter in Olympia Fields, is also an icy month, with an average temperature varying between 25.9°F (-3.4°C) and 35.6°F (2°C). December involves a decrease in temperature, down from a chilly 46.9°F (8.3°C) in November to a cold 35.6°F (2°C). Weather in December »
[Resources]Frequently asked questions
What month is the coldest in Olympia Fields?
January is the month when Olympia Fields, Illinois, sees the average lowest temperatures, with a high of 29.7°F (-1.3°C) and a low of 18.9°F (-7.3°C).
What is the most humid month in Olympia Fields?
January and February, with an average relative humidity of 82%, are most humid months in Olympia Fields, Illinois.
How much does it rain in Olympia Fields?
In Olympia Fields, Illinois, during the entire year, the rain falls for 155.6 days and collects up to 31.3" (795mm) of precipitation.
When does it snow in Olympia Fields?
January through April, October through December are months with snowfall.
When does it snow the most in Olympia Fields?
The month with the most snowfall in Olympia Fields, Illinois, is January, when snow falls for 12.6 days and typically aggregates up to 4.53" (115mm) of snow.
How much does it snow in Olympia Fields?
In Olympia Fields, Illinois, during the entire year, snow falls for 44.6 days and aggregates up to 16.46" (418mm) of snow.
What is the month with the least sunshine in Olympia Fields?
The month with the least sunshine in Olympia Fields is January, with an average of 3.6h of sunshine.
When is Daylight Saving Time (DST) in Olympia Fields?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Olympia Fields, 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.
What is the rainiest month in Olympia Fields?
The month with the most rainfall in Olympia Fields, Illinois, is May, when the rain falls for 17.4 days and typically aggregates up to 4.17" (106mm) of precipitation.
When it does not snow in Olympia Fields?
May through September are months without snowfall in Olympia Fields.
When are the longest days in Olympia Fields?
With an average of 15h and 6min of daylight, June has the longest days of the year in Olympia Fields, Illinois.
What is the month with the highest UV index in Olympia Fields?
June and July, with an average maximum UV index of 6, are months with the highest UV index.
What is the hottest time of year in Olympia Fields?
July, recognised by an average high temperature of 81.3°F (27.4°C) and a low of 65.8°F (18.8°C), is Olympia Fields's warmest month.
What month has the most sunshine in Olympia Fields?
August has the most sunshine of the year, with an average of 10.1h of sunshine.
What is the least humid month in Olympia Fields?
With an average relative humidity of 73%, October is the least humid month.
What is the driest month in Olympia Fields?
December is the month with the least rainfall in Olympia Fields, Illinois. Rain falls for 7.9 days and accumulates 1.54" (39mm) of precipitation.
What is the month with the shortest days in Olympia Fields?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
When is the lowest UV index in Olympia Fields?
December is the month with the lowest UV index in Olympia Fields, with an average maximum UV index of 1.
Average temperature
Olympia Fields, 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 (29.7°F).
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure
Olympia Fields, 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:
30.1"Hg - Average pressure in December:
30.1"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
Olympia Fields, IL
- Average wind speed in January:
10.2mph - Average wind speed in February:
9.9mph - Average wind speed in March:
9.5mph - Average wind speed in April:
9.8mph - Average wind speed in May:
8.3mph - Average wind speed in June:
7.4mph
- Average wind speed in July:
6.4mph - Average wind speed in August:
6.3mph - Average wind speed in September:
7.3mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.5mph
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
Olympia Fields, IL
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall
Olympia Fields, IL
- Average rainfall in January:
1.77" - Average rainfall in February:
1.69" - Average rainfall in March:
2.09" - Average rainfall in April:
3.43" - Average rainfall in May:
4.17" - Average rainfall in June:
3.82"
- Average rainfall in July:
3.31" - Average rainfall in August:
2.56" - Average rainfall in September:
2.48" - Average rainfall in October:
2.76" - Average rainfall in November:
1.69" - Average rainfall in December:
1.54"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is December (1.54").
Average rainfall days
Olympia Fields, IL
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
6.1 days - Average rainfall days in March:
12.7 days - Average rainfall days in April:
16.8 days - Average rainfall days in May:
17.4 days - Average rainfall days in June:
17.4 days
- Average rainfall days in July:
17.6 days - Average rainfall days in August:
14.8 days - Average rainfall days in September:
13.4 days - Average rainfall days in October:
14.3 days - Average rainfall days in November:
10.4 days - Average rainfall days in December:
7.9 days
The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (6.1 days).
Average snowfall
Olympia Fields, IL
The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Olympia Fields, IL
- Average snowfall days in January:
12.6 days - Average snowfall days in February:
10.5 days - Average snowfall days in March:
6.1 days - Average snowfall days in April:
1.9 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:
0.3 days - Average snowfall days in November:
4 days - Average snowfall days in December:
9.1 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Olympia Fields, 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 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:
9h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Olympia Fields, IL
- Average sunshine days in January:
13 days - Average sunshine days in February:
11.8 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
10.2 days - Average sunshine days in May:
11.8 days - Average sunshine days in June:
10.4 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
13.3 days - Average sunshine days in September:
14 days - Average sunshine days in October:
14.4 days - Average sunshine days in November:
16.4 days - Average sunshine days in December:
15 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.2 days).
Average UV index
Olympia Fields, IL
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Olympia Fields, IL
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility
Olympia Fields, IL
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Olympia Fields, Illinois, USA
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