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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, the same as December, is a wintry winter month in Shawneetown, Illinois, with an average temperature varying between 26.8°F (-2.9°C) and 39.7°F (4.3°C). January is the month when Shawneetown sees the lowest average temperatures, with a high of 39.7°F (4.3°C) and a low of 26.8°F (-2.9°C). Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Shawneetown, Illinois, with an average temperature varying between 30.6°F (-0.8°C) and 44.6°F (7°C). Shawneetown's average high-temperature marks a chilly 44.6°F (7°C) with the advent of February, closely mirroring that of the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a refreshing month in Shawneetown, Illinois, with an average temperature fluctuating between 39.6°F (4.2°C) and 55.4°F (13°C). March marks a rise in the average high-temperature, moving from February's frosty 44.6°F (7°C) to a mild 55.4°F (13°C). Weather in March »
Weather in April
April is an enjoyable spring month in Shawneetown, Illinois, with an average temperature ranging between max 66.4°F (19.1°C) and min 48.9°F (9.4°C). April's onset brings a rise in the average high-temperature, moving from a refreshing 55.4°F (13°C) in March to a comfortable 66.4°F (19.1°C). Weather in April »
Weather in May
May, the last month of the spring in Shawneetown, is a warm month, with an average temperature fluctuating between 58.3°F (14.6°C) and 75.6°F (24.2°C). May's arrival coincides with a temperature rise, moving from April's refreshing 66.4°F (19.1°C) to a moderately hot 75.6°F (24.2°C). Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Shawneetown, Illinois, with an average temperature varying between 66.4°F (19.1°C) and 84°F (28.9°C). With the onset of June, Shawneetown's weather sees a minor temperature rise, transitioning from a moderately hot 75.6°F (24.2°C) in May to a still warm 84°F (28.9°C). Weather in June »
Weather in July
July in Shawneetown, Illinois, is a hot summer month, with an average temperature varying between 68.4°F (20.2°C) and 86.2°F (30.1°C). With its high average temperature of 86.2°F (30.1°C) and a low of 68.4°F (20.2°C), July is regarded as the warmest month. July's mean heat index is calculated to be a torrid 98.6°F (37°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Shawneetown, Illinois, with an average temperature ranging between min 66.2°F (19°C) and max 84.9°F (29.4°C). Entering August, the average high-temperature is recorded at a warm 84.9°F (29.4°C), exhibiting a minimal shift from July's 86.2°F (30.1°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Shawneetown, Illinois, with an average temperature fluctuating between 79.9°F (26.6°C) and 60.8°F (16°C). Shawneetown registers an average high-temperature of a still warm 79.9°F (26.6°C) with the arrival of September, showing minor deviation from the preceding month. Weather in September »
Weather in October
October, like September, in Shawneetown, Illinois, is another comfortable autumn month, with temperature in the range of an average high of 67.8°F (19.9°C) and an average low of 49.6°F (9.8°C). Shawneetown in October undergoes a mild reduction in the average high-temperature, shifting from September's moderately hot 79.9°F (26.6°C) to a refreshing 67.8°F (19.9°C). Weather in October »
Weather in November
November, the last month of the autumn in Shawneetown, is also a fresh month, with temperature in the range of an average low of 38.8°F (3.8°C) and an average high of 54.1°F (12.3°C). Onset of November witnesses a reduction in the average high-temperature, falling from a refreshing 67.8°F (19.9°C) in October to a fresh 54.1°F (12.3°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Shawneetown, Illinois, with temperature in the range of an average low of 32.9°F (0.5°C) and an average high of 44.6°F (7°C). The shift to December brings a decrease in the average high-temperature, falling from a fresh 54.1°F (12.3°C) in November to a frosty 44.6°F (7°C). Weather in December »
Updated: Aug 28, 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 Shawneetown?
January, noted for its average high-temperature of 39.7°F (4.3°C) and an average low-temperature of 26.8°F (-2.9°C), is considered the coldest month.
How much does it rain?
In Shawneetown, during the entire year, the rain falls for 146.3 days and collects up to 24.96" (634mm) of precipitation.
When does it snow?
Months with snowfall are January through April, November and December.
How many days does it snow?
Throughout the year, there are 15.9 snowfall days, and 3.58" (91mm) of snow is accumulated.
What is the month with the least sunshine in Shawneetown?
With an average of 4.5h of sunshine, January has the least sunshine of the year.
When is the lowest UV index?
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Shawneetown.
When does it snow the most?
February is the month with the most snowfall. Snow falls for 4.3 days and accumulates 0.87" (22mm) 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?
April is the month with the most rainfall. Rain falls for 14.7 days and accumulates 3.27" (83mm) of precipitation.
What is the most humid month?
May is the most humid month, with an average relative humidity of 80%.
When it does not snow?
May through October are months without snowfall.
What is the month with the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days?
The month with the longest days is June, with an average of 14h and 42min of daylight.
What are the warmest months?
Shawneetown notes the warmest temperatures in July, with a average high of 86.2°F (30.1°C) and a low of 68.4°F (20.2°C).
What month has the most sunshine?
With an average of 10.6h of sunshine, July has the most sunshine of the year.
What is the driest month?
September is the month with the least rainfall. Rain falls for 10.8 days and accumulates 1.14" (29mm) of precipitation.
What is the least humid month?
October is the least humid month in Shawneetown, with an average relative humidity of 70%.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 36min of daylight.
Average temperature
Shawneetown, IL
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (39.7°F).
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure
Shawneetown, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.05"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 (29.95"Hg).
Average wind speed
Shawneetown, IL
- Average wind speed in January:
9.7mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.6mph - Average wind speed in April:
9.6mph - Average wind speed in May:
8mph - Average wind speed in June:
6.7mph
- 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:
8.2mph - Average wind speed in November:
8.8mph - Average wind speed in December:
9.1mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity
Shawneetown, IL
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Shawneetown, IL
- Average rainfall in January:
1.97" - Average rainfall in February:
2.17" - Average rainfall in March:
2.28" - Average rainfall in April:
3.27" - Average rainfall in May:
2.4" - Average rainfall in June:
2.24"
- Average rainfall in July:
2.05" - Average rainfall in August:
1.77" - Average rainfall in September:
1.14" - Average rainfall in October:
1.77" - Average rainfall in November:
1.85" - Average rainfall in December:
2.05"
The wettest month (with the highest rainfall) is April (3.27").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days
Shawneetown, IL
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.8 days - Average rainfall days in March:
13.5 days - Average rainfall days in April:
14.7 days - Average rainfall days in May:
16.7 days - Average rainfall days in June:
14.3 days
- Average rainfall days in July:
15 days - Average rainfall days in August:
13.3 days - Average rainfall days in September:
10.8 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
9 days - Average rainfall days in December:
10.4 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (9 days).
Average snowfall
Shawneetown, IL
The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Shawneetown, IL
- Average snowfall days in January:
4.8 days - Average snowfall days in February:
4.3 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:
1.1 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Shawneetown, 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 3min - 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 3min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 5min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
6h and 5min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days
Shawneetown, IL
- Average sunshine days in January:
17 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
14.1 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
11.2 days - Average sunshine days in June:
12.1 days
- Average sunshine days in July:
12.3 days - Average sunshine days in August:
15.3 days - Average sunshine days in September:
17 days - Average sunshine days in October:
20.5 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
17.2 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (11.2 days).
Average UV index
Shawneetown, 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
Shawneetown, IL
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility
Shawneetown, 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).
Shawneetown, Illinois, USA
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