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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 Union Hill, Illinois, with temperature in the range of an average high of 30°F (-1.1°C) and an average low of 18.3°F (-7.6°C). In Union Hill, January is the coldest month, with temperatures averaging a high of 30°F (-1.1°C) and a low of 18.3°F (-7.6°C). Weather in January »
Weather in February
The last month of the winter, February, is a wintry month in Union Hill, Illinois, with temperature in the range of an average high of 34.2°F (1.2°C) and an average low of 21.6°F (-5.8°C). The transition from January to February sees average high-temperatures adjusting to an icy 34.2°F (1.2°C), from a not significantly different 30°F (-1.1°C). Weather in February »
Weather in March
March, the first month of the spring in Union Hill, is a frosty month, with an average temperature fluctuating between 33.3°F (0.7°C) and 47.3°F (8.5°C). In March, the meteorological conditions change with the average high-temperature moving from a wintry 34.2°F (1.2°C) in February to a chilly 47.3°F (8.5°C). Weather in March »
Weather in April
April is a mild spring month in Union Hill, Illinois, with an average temperature ranging between min 43.5°F (6.4°C) and max 59.5°F (15.3°C). April's arrival brings a temperature shift, moving from a frosty 47.3°F (8.5°C) in March to a mild 59.5°F (15.3°C). Weather in April »
Weather in May
May, the last month of the spring in Union Hill, is a pleasant month, with an average temperature fluctuating between 71.2°F (21.8°C) and 54.1°F (12.3°C). In Union Hill, the average high-temperature in May increases from a moderate 59.5°F (15.3°C) in April to an agreeable 71.2°F (21.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Union Hill, Illinois, with an average temperature fluctuating between 62.2°F (16.8°C) and 79.3°F (26.3°C). The onset of June introduces a subtle rise in the average high-temperature, nudging from a pleasant 71.2°F (21.8°C) in May to a moderately hot 79.3°F (26.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Union Hill, Illinois, with an average temperature ranging between max 81.1°F (27.3°C) and min 64.2°F (17.9°C). July, with average temperatures reaching a high of 81.1°F (27.3°C) and a low of 64.2°F (17.9°C), is the warmest month. July's mean 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 Union Hill, is another warm month, with an average temperature varying between 62.6°F (17°C) and 79.7°F (26.5°C). In August, Union Hill experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 81.1°F (27.3°C) in July to a still warm 79.7°F (26.5°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Union Hill, Illinois, with an average temperature fluctuating between 75°F (23.9°C) and 57.2°F (14°C). September reports an average high-temperature of a still warm 75°F (23.9°C), slightly varied from August's 79.7°F (26.5°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Union Hill, Illinois, with an average temperature varying between 46.8°F (8.2°C) and 61.9°F (16.6°C). With October's onset, the weather shows a temperature decrease, transitioning from a warm 75°F (23.9°C) in September to a refreshing 61.9°F (16.6°C). Weather in October »
Weather in November
November, the last month of the autumn in Union Hill, is another chilly month, with an average temperature fluctuating between 47.5°F (8.6°C) and 34.9°F (1.6°C). November witnesses a clear temperature decrease, falling from a comfortable 61.9°F (16.6°C) in October to a chilly 47.5°F (8.6°C). Weather in November »
Weather in December
December, the first month of the winter in Union Hill, is also an icy month, with an average temperature varying between 36.3°F (2.4°C) and 26.1°F (-3.3°C). Union Hill's progression into December involves a drop in the average high-temperature, receding from a frosty 47.5°F (8.6°C) in November to an icy 36.3°F (2.4°C). Weather in December »
[Resources]Frequently asked questions
What time of the year is the coldest in Union Hill?
January stands out as Union Hill's coldest month, with an average high-temperature of 30°F (-1.1°C) and a low-temperature of 18.3°F (-7.6°C).
How many days does it rain in Union Hill?
Throughout the year, in Union Hill, Illinois, there are 142.1 rainfall days, and 22.56" (573mm) of precipitation is accumulated.
When does it snow in Union Hill?
January through April, October through December are months with snowfall.
What is the snowiest month in Union Hill?
The month with the most snowfall is January, when snow falls for 11.7 days and typically aggregates up to 2.17" (55mm) of snow.
How much does it snow in Union Hill?
Throughout the year, there are 39 snowfall days, and 9.02" (229mm) of snow is accumulated.
What is the month with the least sunshine in Union Hill?
January has the least sunshine of the year, with an average of 3.8h of sunshine.
When is the lowest UV index in Union Hill?
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 Union Hill?
The month with the least rainfall is February, when the rain falls for 5 days and typically collects 1.06" (27mm) of precipitation.
When is Daylight Saving Time (DST) in Union Hill?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Union Hill, 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 Union Hill?
The month with the most rainfall in Union Hill is May, when the rain falls for 17.8 days and typically aggregates up to 3.27" (83mm) of precipitation.
When it does not snow in Union Hill?
May through September are months without snowfall.
When are the longest days in Union Hill?
June has the longest days of the year, with an average of 15h and 6min of daylight.
What is the month with the most sunshine in Union Hill?
June and July, with an average of 9.7h of sunshine, are months with the most sunshine in Union Hill, Illinois.
When is the highest UV index in Union Hill?
The months with the highest UV index are June and July, with an average maximum UV index of 6.
What are the warmest months in Union Hill?
July is the warmest month, with the temperature often reaching an average high of 81.1°F (27.3°C) and an average low of 64.2°F (17.9°C).
What is the most humid month in Union Hill?
The most humid month is July, with an average relative humidity of 85%.
What is the least humid month in Union Hill?
The least humid month in Union Hill, Illinois, is October, with an average relative humidity of 72%.
What is the month with the shortest days in Union Hill?
The month with the shortest days in Union Hill, Illinois, is December, with an average of 9h and 18min of daylight.
Average temperature
Union Hill, IL
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30°F).
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure
Union Hill, IL
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.1"Hg - Average pressure in March:
30.08"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:
30.11"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Union Hill, IL
- Average wind speed in January:
10.2mph - Average wind speed in February:
10mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.2mph - Average wind speed in May:
8.7mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7.2mph - Average wind speed in October:
9mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.6mph
The windiest months (with the highest average wind speed) are January and April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity
Union Hill, IL
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall
Union Hill, IL
- Average rainfall in January:
1.14" - Average rainfall in February:
1.06" - Average rainfall in March:
1.5" - Average rainfall in April:
2.28" - Average rainfall in May:
3.27" - Average rainfall in June:
2.76"
- Average rainfall in July:
2.4" - Average rainfall in August:
2.24" - Average rainfall in September:
1.57" - Average rainfall in October:
2.01" - Average rainfall in November:
1.18" - Average rainfall in December:
1.14"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is February (1.06").
Average rainfall days
Union Hill, IL
- Average rainfall days in January:
5.5 days - Average rainfall days in February:
5 days - Average rainfall days in March:
11.5 days - Average rainfall days in April:
14.7 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
16.8 days
- Average rainfall days in July:
17.4 days - Average rainfall days in August:
15 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
11 days - Average rainfall days in November:
7.9 days - Average rainfall days in December:
7.3 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (5 days).
Average snowfall
Union Hill, IL
The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Union Hill, IL
- Average snowfall days in January:
11.7 days - Average snowfall days in February:
9.1 days - Average snowfall days in March:
5.2 days - Average snowfall days in April:
1.4 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:
0.4 days - Average snowfall days in November:
2.7 days - Average snowfall days in December:
8.5 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Union Hill, 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 2min
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 18min).
- Average sunshine in January:
3h and 5min - 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 5min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 1min - Average sunshine in December:
4h and 2min
The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days
Union Hill, IL
- Average sunshine days in January:
15.1 days - Average sunshine days in February:
14 days - Average sunshine days in March:
15 days - Average sunshine days in April:
11.6 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
10 days
- Average sunshine days in July:
9.3 days - Average sunshine days in August:
11.8 days - Average sunshine days in September:
14.7 days - Average sunshine days in October:
17.1 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
16.8 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.3 days).
Average UV index
Union Hill, IL
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
Union Hill, IL
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility
Union Hill, IL
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Union Hill, Illinois, USA
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