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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 another cold winter month in Keyesport, Illinois, with an average temperature fluctuating between 24.4°F (-4.2°C) and 37°F (2.8°C). In Keyesport, the lowest temperatures are generally noted in January, averaging a high of 37°F (2.8°C) and a low of 24.4°F (-4.2°C). Weather in January »
Weather in February
February, the last month of the winter in Keyesport, is also a wintry month, with temperature in the range of an average high of 41.9°F (5.5°C) and an average low of 27.9°F (-2.3°C). In February, Keyesport notes an average high-temperature of a still icy 41.9°F (5.5°C), hardly different from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Keyesport, is a fresh month, with an average temperature varying between 53.8°F (12.1°C) and 37.8°F (3.2°C). As February gives way to March, the average high-temperature displays an increase, moving from an icy 41.9°F (5.5°C) to a fresh 53.8°F (12.1°C). Weather in March »
Weather in April
April in Keyesport, Illinois, is a comfortable spring month, with an average temperature fluctuating between 47.5°F (8.6°C) and 64.6°F (18.1°C). Observing a rise in April, the average high-temperature goes from March's cool 53.8°F (12.1°C) to an enjoyable 64.6°F (18.1°C). Weather in April »
Weather in May
The last month of the spring, May, is a warm month in Keyesport, Illinois, with an average temperature ranging between min 57.7°F (14.3°C) and max 74.5°F (23.6°C). May indicates a change in the average high-temperature, moving up from a comfortable 64.6°F (18.1°C) in April to a moderately hot 74.5°F (23.6°C). Weather in May »
Weather in June
The first month of the summer, June, is still a warm month in Keyesport, Illinois, with temperature in the range of an average low of 66.4°F (19.1°C) and an average high of 83.3°F (28.5°C). A slight uplift of average high-temperatures is noted in June, with temperatures adjusting from 74.5°F (23.6°C) in May to a still moderately hot 83.3°F (28.5°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Keyesport, Illinois, with temperature in the range of an average low of 67.6°F (19.8°C) and an average high of 84.9°F (29.4°C). With average high temperatures of 84.9°F (29.4°C) and lows of 67.6°F (19.8°C), July is the warmest month. The heat index value during July is estimated at a very hot 96.8°F (36°C). Weather in July »
Weather in August
August, the last month of the summer in Keyesport, is another warm month, with an average temperature fluctuating between 83.8°F (28.8°C) and 65.8°F (18.8°C). The advent of August sees the average high-temperature at a still moderately hot 83.8°F (28.8°C), subtly shifted from July's 84.9°F (29.4°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Keyesport, Illinois, with an average temperature fluctuating between 59.9°F (15.5°C) and 78.1°F (25.6°C). In Keyesport, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's warm 83.8°F (28.8°C) to a still moderately hot 78.1°F (25.6°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Keyesport, Illinois, with an average temperature varying between 66°F (18.9°C) and 49.1°F (9.5°C). October ushers in a slight temperature change, with average high-temperatures reducing from September's moderately hot 78.1°F (25.6°C) to a refreshing 66°F (18.9°C). Weather in October »
Weather in November
November, the last month of the autumn in Keyesport, is another cool month, with an average temperature fluctuating between 52.5°F (11.4°C) and 37.8°F (3.2°C). With the beginning of November, the average high-temperature shows a decrease, transitioning from a comfortable 66°F (18.9°C) in October to a fresh 52.5°F (11.4°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Keyesport, Illinois, with an average temperature varying between 41.9°F (5.5°C) and 30.4°F (-0.9°C). The commencement of December involves a temperature shift, with the average high-temperature dropping from a cool 52.5°F (11.4°C) in November to a wintry 41.9°F (5.5°C). Weather in December »
[Resources]Frequently asked questions
What is the coldest month in Keyesport?
The coldest time of the year in Keyesport is January, with temperatures averaging a high of 37°F (2.8°C) and a low of 24.4°F (-4.2°C).
How much does it rain in Keyesport?
In Keyesport, during the entire year, the rain falls for 120.1 days and collects up to 15.55" (395mm) of precipitation.
When does it snow in Keyesport?
Months with snowfall are January through March, November and December.
How much does it snow in Keyesport?
Throughout the year, there are 16.4 snowfall days, and 2.24" (57mm) of snow is accumulated.
What is the month with the least sunshine in Keyesport?
With an average of 4.5h of sunshine, January has the least sunshine of the year.
What is the month with the lowest UV index in Keyesport?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Keyesport, Illinois.
What is the driest month in Keyesport?
February is the month with the least rainfall in Keyesport. Rain falls for 6.2 days and accumulates 0.71" (18mm) of precipitation.
What is the snowiest month in Keyesport?
February is the month with the most snowfall in Keyesport. Snow falls for 4.9 days and accumulates 0.71" (18mm) of snow.
When is Daylight Saving Time (DST) in Keyesport?
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.
When it does not snow in Keyesport?
In Keyesport, snow does not fall in April through October.
What are the most humid months in Keyesport?
The months with the highest humidity in Keyesport are May, July and August, with an average relative humidity of 80%.
When is the highest UV index in Keyesport?
May through August, with an average maximum UV index of 6, are months with the highest UV index in Keyesport.
What is the rainiest month in Keyesport?
June is the month with the most rainfall. Rain falls for 13.3 days and accumulates 2.01" (51mm) of precipitation.
When are the longest days in Keyesport?
With an average of 14h and 48min of daylight, June has the longest days of the year.
What month has the most sunshine in Keyesport?
With an average of 10.5h of sunshine, June has the most sunshine of the year in Keyesport, Illinois.
What part of the year is the hottest in Keyesport?
Keyesport, Illinois, experiences its highest temperatures in July, with an average peak of 84.9°F (29.4°C) and a low of 67.6°F (19.8°C).
What is the least humid month in Keyesport?
October is the least humid month in Keyesport, with an average relative humidity of 71%.
What is the month with the shortest days in Keyesport?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
Average temperature
Keyesport, IL
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37°F).
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure
Keyesport, 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:
29.95"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.93"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:
30.13"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Keyesport, IL
- Average wind speed in January:
9.8mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.6mph - Average wind speed in April:
9.4mph - Average wind speed in May:
7.8mph - Average wind speed in June:
6.8mph
- Average wind speed in July:
5.7mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.3mph - Average wind speed in October:
8.3mph - Average wind speed in November:
8.9mph - Average wind speed in December:
9mph
The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity
Keyesport, IL
The months with the highest relative humidity are May, July and August (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Keyesport, IL
- Average rainfall in January:
0.94" - Average rainfall in February:
0.71" - Average rainfall in March:
1.06" - Average rainfall in April:
1.65" - Average rainfall in May:
1.85" - Average rainfall in June:
2.01"
- Average rainfall in July:
1.81" - Average rainfall in August:
1.69" - Average rainfall in September:
0.79" - Average rainfall in October:
1.26" - Average rainfall in November:
0.83" - Average rainfall in December:
0.94"
The wettest month (with the highest rainfall) is June (2.01").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days
Keyesport, IL
- Average rainfall days in January:
5.8 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
11.4 days - Average rainfall days in May:
14.5 days - Average rainfall days in June:
13.3 days
- Average rainfall days in July:
13.7 days - Average rainfall days in August:
11.3 days - Average rainfall days in September:
9.8 days - Average rainfall days in October:
9.1 days - Average rainfall days in November:
8.1 days - Average rainfall days in December:
6.1 days
The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (5.8 days).
Average snowfall
Keyesport, IL
The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Keyesport, IL
- Average snowfall days in January:
5.3 days - Average snowfall days in February:
4.9 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0.2 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:
0.8 days - Average snowfall days in December:
3.4 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
Keyesport, 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 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 1min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
4h and 3min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 2min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 4min - Average sunshine in December:
4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days
Keyesport, IL
- Average sunshine days in January:
21.3 days - Average sunshine days in February:
17.8 days - Average sunshine days in March:
17.8 days - Average sunshine days in April:
16.6 days - Average sunshine days in May:
14.1 days - Average sunshine days in June:
13.8 days
- Average sunshine days in July:
14.3 days - Average sunshine days in August:
16.5 days - Average sunshine days in September:
17.5 days - Average sunshine days in October:
20.7 days - Average sunshine days in November:
20.5 days - Average sunshine days in December:
22.5 days
The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is June (13.8 days).
Average UV index
Keyesport, 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, November and December (UV index 2).
Average cloud cover
Keyesport, IL
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility
Keyesport, 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).
Keyesport, Illinois, USA
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