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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 Julien Hill, Illinois, is a wintry winter month, with an average temperature varying between 39.7°F (4.3°C) and 26.2°F (-3.2°C). In Julien Hill, the lowest average temperatures are observed in January, with a high of 39.7°F (4.3°C) and a low of 26.2°F (-3.2°C). Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Julien Hill, Illinois, with temperature in the range of an average high of 44.1°F (6.7°C) and an average low of 30.2°F (-1°C). February's advent denotes a minor fluctuation in the average high-temperature to a chilly 44.1°F (6.7°C) from January's 39.7°F (4.3°C). Weather in February »
Weather in March
March, the first month of the spring in Julien Hill, is a cool month, with an average temperature varying between 39.2°F (4°C) and 55°F (12.8°C). March's onset witnesses a shift in the average high-temperature, moving from a frosty 44.1°F (6.7°C) in February to a cool 55°F (12.8°C). Weather in March »
Weather in April
April in Julien Hill, Illinois, is an enjoyable spring month, with an average temperature fluctuating between 66.4°F (19.1°C) and 48.7°F (9.3°C). Julien Hill experiences a temperature shift with the start of April, with average high-temperatures moving from a fresh 55°F (12.8°C) in March to a refreshing 66.4°F (19.1°C). Weather in April »
Weather in May
May, the last month of the spring in Julien Hill, is a warm month, with an average temperature fluctuating between 75.6°F (24.2°C) and 58.1°F (14.5°C). May's arrival signals an increase in average high-temperatures, moving from April's enjoyable 66.4°F (19.1°C) to a warm 75.6°F (24.2°C). Weather in May »
Weather in June
June, the first month of the summer in Julien Hill, is still a warm month, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 66.2°F (19°C). The onset of June brings a rise in the average high-temperature, elevating from a moderately hot 75.6°F (24.2°C) in May to a still warm 84.7°F (29.3°C). Weather in June »
Weather in July
July in Julien Hill, Illinois, is a tropical summer month, with an average temperature ranging between min 68.5°F (20.3°C) and max 87.3°F (30.7°C). Julien Hill's July weather reaches an average high of 87.3°F (30.7°C) and an average low of 68.5°F (20.3°C), making it the warmest month. The heat index for July is estimated at a fiery hot 102.2°F (39°C). Weather in July »
Weather in August
August, the last month of the summer in Julien Hill, is another warm month, with an average temperature fluctuating between 66°F (18.9°C) and 85.6°F (29.8°C). August's advent notes a subtle adjustment in average high-temperature to a warm 85.6°F (29.8°C) from July. Weather in August »
Weather in September
September, the first month of the autumn in Julien Hill, is still a warm month, with an average temperature fluctuating between 60.4°F (15.8°C) and 80.4°F (26.9°C). With September's arrival, Julien Hill's weather records an average high-temperature of a still warm 80.4°F (26.9°C), marking little difference from August's 85.6°F (29.8°C). Weather in September »
Weather in October
October, like September, in Julien Hill, Illinois, is another comfortable autumn month, with an average temperature varying between 49.3°F (9.6°C) and 67.8°F (19.9°C). October's arrival comes with a decrease in the average high-temperature, moving from a moderately hot 80.4°F (26.9°C) in September to a comfortable 67.8°F (19.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Julien Hill, Illinois, with temperature in the range of an average low of 38.7°F (3.7°C) and an average high of 53.8°F (12.1°C). Julien Hill's transition into November involves a shift in temperature, receding from a comfortable 67.8°F (19.9°C) in October to a cool 53.8°F (12.1°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Julien Hill, Illinois, with an average temperature varying between 32.4°F (0.2°C) and 44.1°F (6.7°C). The start of December signals a decrease in the average high-temperature, transitioning from a fresh 53.8°F (12.1°C) in November to a chilly 44.1°F (6.7°C). Weather in December »
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
In Julien Hill, the lowest temperatures are generally noted in January, averaging a high of 39.7°F (4.3°C) and a low of 26.2°F (-3.2°C).
How much does it rain?
In Julien Hill, during the entire year, the rain falls for 158.7 days and collects up to 36.1" (917mm) of precipitation.
When does it snow?
January through April, November and December are months with snowfall.
When does it snow the most in Julien Hill?
The month with the most snowfall in Julien Hill, Illinois, is January, when snow falls for 5.3 days and typically aggregates up to 1.73" (44mm) of snow.
How many days does it snow?
In Julien Hill, during the entire year, snow falls for 17.5 days and aggregates up to 6.5" (165mm) of snow.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.
When is Daylight Saving Time (DST)?
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?
The month with the most rainfall is April, when the rain falls for 16.6 days and typically aggregates up to 4.8" (122mm) of precipitation.
What is the most humid month?
With an average relative humidity of 79%, May is the most humid month.
When it does not snow?
In Julien Hill, snow does not fall in May through October.
When is the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index in Julien Hill.
When are the longest days in Julien Hill?
The month with the longest days is June, with an average of 14h and 42min of daylight.
What month has the most sunshine?
With an average of 10.6h of sunshine, June has the most sunshine of the year.
What month is the hottest?
July tends to be the warmest month, with temperatures averaging a daily high of 87.3°F (30.7°C) and a low of 68.5°F (20.3°C).
What is the driest month?
September is the month with the least rainfall. Rain falls for 10.6 days and accumulates 1.61" (41mm) of precipitation.
What is the least humid month?
October is the least humid month, with an average relative humidity of 70%.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 36min of daylight.
What is the month with the least sunshine?
The month with the least sunshine is December, with an average of 4.5h of sunshine.
Average temperature
Julien Hill, IL
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39.7°F).
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure
Julien Hill, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.97"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Julien Hill, IL
- Average wind speed in January:
9.4mph - Average wind speed in February:
9.4mph - Average wind speed in March:
9.3mph - Average wind speed in April:
9.3mph - Average wind speed in May:
7.8mph - Average wind speed in June:
6.6mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.5mph - Average wind speed in October:
8mph - Average wind speed in November:
8.5mph - Average wind speed in December:
8.8mph
The windiest months (with the highest average wind speed) are January and February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity
Julien Hill, IL
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Julien Hill, IL
- Average rainfall in January:
2.68" - Average rainfall in February:
2.8" - Average rainfall in March:
3.39" - Average rainfall in April:
4.8" - Average rainfall in May:
3.86" - Average rainfall in June:
3.46"
- Average rainfall in July:
2.87" - Average rainfall in August:
2.52" - Average rainfall in September:
1.61" - Average rainfall in October:
2.68" - Average rainfall in November:
2.64" - Average rainfall in December:
2.8"
The wettest month (with the highest rainfall) is April (4.8").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days
Julien Hill, IL
- Average rainfall days in January:
9.8 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
15.4 days - Average rainfall days in April:
16.6 days - Average rainfall days in May:
18.5 days - Average rainfall days in June:
15.6 days
- Average rainfall days in July:
17.1 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
10.6 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
9.7 days - Average rainfall days in December:
10.3 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is November (9.7 days).
Average snowfall
Julien Hill, IL
The month with the highest snowfall is January (1.73").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Julien Hill, IL
- Average snowfall days in January:
5.3 days - Average snowfall days in February:
5.1 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0.6 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 days - Average snowfall days in November:
1.2 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Julien Hill, 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 1min - Average daylight in June:
14h and 4min
- Average daylight in July:
14h and 2min - 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 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
4h and 4min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 4min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 4min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
6h and 4min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days
Julien Hill, IL
- Average sunshine days in January:
16.2 days - Average sunshine days in February:
13.1 days - Average sunshine days in March:
12.6 days - Average sunshine days in April:
11.5 days - Average sunshine days in May:
9.9 days - Average sunshine days in June:
12.1 days
- Average sunshine days in July:
12.2 days - Average sunshine days in August:
15 days - Average sunshine days in September:
17.3 days - Average sunshine days in October:
19.5 days - Average sunshine days in November:
17.7 days - Average sunshine days in December:
17 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is May (9.9 days).
Average UV index
Julien Hill, 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 and December (UV index 2).
Average cloud cover
Julien Hill, IL
The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility
Julien Hill, 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).
Julien Hill, Illinois, USA
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