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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 Jeisyville, Illinois, is another cold winter month, with an average temperature ranging between max 34°F (1.1°C) and min 21.6°F (-5.8°C). January stands out as Jeisyville's coldest month, with temperatures ranging between an average high of 34°F (1.1°C) and a low of 21.6°F (-5.8°C). Weather in January »
Weather in February
February, the last month of the winter in Jeisyville, is another cold month, with an average temperature varying between 39°F (3.9°C) and 25.5°F (-3.6°C). February's average high-temperature stands at a still cold 39°F (3.9°C), showing little deviation from January's 34°F (1.1°C). Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Jeisyville, Illinois, with an average temperature varying between 36.1°F (2.3°C) and 51.4°F (10.8°C). In Jeisyville, the onset of March comes with an increased average high-temperature, moving from February's wintry 39°F (3.9°C) to a cool 51.4°F (10.8°C). Weather in March »
Weather in April
April in Jeisyville, Illinois, is an enjoyable spring month, with temperature in the range of an average high of 63.3°F (17.4°C) and an average low of 46.2°F (7.9°C). As April arrives, Jeisyville's weather shows an increase in high-temperatures, moving from March's fresh 51.4°F (10.8°C) to a comfortable 63.3°F (17.4°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Jeisyville, Illinois, with an average temperature fluctuating between 72.9°F (22.7°C) and 56.7°F (13.7°C). An increase in the average high-temperature marks May, moving from April's refreshing 63.3°F (17.4°C) to a pleasant 72.9°F (22.7°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Jeisyville, Illinois, with temperature in the range of an average low of 64.6°F (18.1°C) and an average high of 81.1°F (27.3°C). Jeisyville observes a slight ascent in average high-temperatures during June, adjusting from an agreeable 72.9°F (22.7°C) in May to a moderately hot 81.1°F (27.3°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Jeisyville, Illinois, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 66.4°F (19.1°C). During the warmest month, July, temperatures average a high of 82.8°F (28.2°C) and a low of 66.4°F (19.1°C). In July, the heat index is calculated to be a hot 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Jeisyville, Illinois, with an average temperature ranging between min 64.8°F (18.2°C) and max 81.9°F (27.7°C). August's onset records an average high-temperature of a still moderately hot 81.9°F (27.7°C), a near match to July's 82.8°F (28.2°C). Weather in August »
Weather in September
September, the first month of the autumn in Jeisyville, is still a warm month, with an average temperature fluctuating between 58.6°F (14.8°C) and 77.4°F (25.2°C). Welcoming September, Jeisyville notes an average high-temperature of a still moderately hot 77.4°F (25.2°C), nearly consistent with August's 81.9°F (27.7°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Jeisyville, Illinois, with an average temperature ranging between max 64.2°F (17.9°C) and min 48.2°F (9°C). Jeisyville experiences a temperature shift at the start of October, with average high-temperatures adjusting from a warm 77.4°F (25.2°C) in September to a comfortable 64.2°F (17.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Jeisyville, Illinois, with an average temperature varying between 50.4°F (10.2°C) and 36.5°F (2.5°C). The onset of November entails a temperature shift, as the average high-temperature decreases from an enjoyable 64.2°F (17.9°C) in October to a fresh 50.4°F (10.2°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Jeisyville, Illinois, with an average temperature fluctuating between 28.2°F (-2.1°C) and 39.2°F (4°C). The onset of December comes with a shift in the average high-temperature, falling from a fresh 50.4°F (10.2°C) in November to a wintry 39.2°F (4°C). Weather in December »
Updated: Aug 10, 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 time of the year is the coldest in Jeisyville?
January, marked by an average high-temperature of 34°F (1.1°C) and a low-temperature of 21.6°F (-5.8°C), is the coldest month.
How much does it rain?
Throughout the year, there are 96.7 rainfall days, and 7.64" (194mm) of precipitation is accumulated.
When does it snow in Jeisyville?
Months with snowfall are January through March, November and December.
How many days does it snow?
In Jeisyville, during the entire year, snow falls for 17.5 days and aggregates up to 1.97" (50mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 4.2h of sunshine.
What is the month with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
When does it snow the most?
February is the month with the most snowfall. Snow falls for 4.5 days and accumulates 0.83" (21mm) of snow.
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 wettest month?
The month with the most rainfall in Jeisyville is April, when the rain falls for 11 days and typically aggregates up to 0.94" (24mm) of precipitation.
When it does not snow?
In Jeisyville, snow does not fall in April through October.
When are the longest days?
The month with the longest days is June, with an average of 14h and 54min of daylight.
What month has the most sunshine?
With an average of 10.4h of sunshine, June has the most sunshine of the year.
When is the highest UV index?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What is the warmest month?
Jeisyville's warmest month, July, generally records average temperatures ranging from a high of 82.8°F (28.2°C) to a low of 66.4°F (19.1°C).
What is the most humid month?
July is the most humid month, with an average relative humidity of 83%.
What is the driest month?
September and December are months with the least rain when the rain falls for 7.5 days and typically aggregates up to 0.39" (10mm) of rain.
What is the least humid month?
With an average relative humidity of 70%, October is the least humid month.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 24min of daylight.
Average temperature
Jeisyville, IL
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34°F).
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure
Jeisyville, IL
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"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:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Jeisyville, IL
- Average wind speed in January:
10.5mph - Average wind speed in February:
10.4mph - Average wind speed in March:
10.1mph - Average wind speed in April:
10.3mph - Average wind speed in May:
8.5mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
6.1mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7mph - Average wind speed in October:
9mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.8mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).
Average humidity
Jeisyville, IL
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Jeisyville, IL
- Average rainfall in January:
0.63" - Average rainfall in February:
0.43" - Average rainfall in March:
0.63" - Average rainfall in April:
0.94" - Average rainfall in May:
0.83" - Average rainfall in June:
0.83"
- Average rainfall in July:
0.75" - Average rainfall in August:
0.67" - Average rainfall in September:
0.39" - Average rainfall in October:
0.67" - Average rainfall in November:
0.47" - Average rainfall in December:
0.39"
The wettest month (with the highest rainfall) is April (0.94").
The driest months (with the least rainfall) are September and December (0.39").
Average rainfall days
Jeisyville, IL
- Average rainfall days in January:
5.3 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
9.2 days - Average rainfall days in April:
11 days - Average rainfall days in May:
11.5 days - Average rainfall days in June:
10 days
- Average rainfall days in July:
10.6 days - Average rainfall days in August:
8.8 days - Average rainfall days in September:
7.5 days - Average rainfall days in October:
7.1 days - Average rainfall days in November:
6.3 days - Average rainfall days in December:
5.1 days
The month with the highest number of rainy days is May (11.5 days).
The month with the least rainy days is February (4.3 days).
Average snowfall
Jeisyville, IL
The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Jeisyville, IL
- Average snowfall days in January:
5.9 days - Average snowfall days in February:
4.5 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0.3 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:
0.1 days - Average snowfall days in November:
1 days - Average snowfall days in December:
3.9 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Jeisyville, IL
- Average daylight in January:
9h and 5min - 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 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - 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 0min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 1min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days
Jeisyville, IL
- Average sunshine days in January:
21.8 days - Average sunshine days in February:
19.7 days - Average sunshine days in March:
20.2 days - Average sunshine days in April:
16.7 days - Average sunshine days in May:
16.5 days - Average sunshine days in June:
16.5 days
- Average sunshine days in July:
16.8 days - Average sunshine days in August:
18.3 days - Average sunshine days in September:
19.5 days - Average sunshine days in October:
21.9 days - Average sunshine days in November:
22.6 days - Average sunshine days in December:
22.5 days
The month with the most sunshine days is November (22.6 days).
The months with the least sunshine days are May and June (16.5 days).
Average UV index
Jeisyville, 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, February, November and December (UV index 2).
Average cloud cover
Jeisyville, IL
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility
Jeisyville, 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).
Jeisyville, Illinois, USA
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