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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 Keithsburg, Illinois, with an average temperature fluctuating between 29.7°F (-1.3°C) and 17.8°F (-7.9°C). The coldest period is January, when temperatures fluctuate between an average high of 29.7°F (-1.3°C) and a low of 17.8°F (-7.9°C). Weather in January »
Weather in February
February, the last month of the winter in Keithsburg, is a wintry month, with an average temperature fluctuating between 21.4°F (-5.9°C) and 34.9°F (1.6°C). Keithsburg marks the onset of February with an average high-temperature of a wintry 34.9°F (1.6°C), subtly divergent from January's 29.7°F (-1.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Keithsburg, Illinois, with an average temperature varying between 33.4°F (0.8°C) and 48.6°F (9.2°C). As February gives way to March, the average high-temperature displays an increase, moving from a wintry 34.9°F (1.6°C) to a chilly 48.6°F (9.2°C). Weather in March »
Weather in April
April is a comfortable spring month in Keithsburg, Illinois, with an average temperature fluctuating between 44.1°F (6.7°C) and 60.8°F (16°C). April's arrival signals a temperature shift, moving from a chilly 48.6°F (9.2°C) in March to a refreshing 60.8°F (16°C). Weather in April »
Weather in May
May, the last month of the spring in Keithsburg, is an agreeable month, with an average temperature varying between 71.1°F (21.7°C) and 54.1°F (12.3°C). May witnesses an increase in the average high-temperature, moving from a refreshing 60.8°F (16°C) in April to a pleasant 71.1°F (21.7°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Keithsburg, Illinois, with an average temperature varying between 79.9°F (26.6°C) and 63.5°F (17.5°C). As June arrives, a slight rise in the average high-temperature is observed, moving from an agreeable 71.1°F (21.7°C) in May to a warm 79.9°F (26.6°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Keithsburg, Illinois, with an average temperature fluctuating between 82.2°F (27.9°C) and 64.9°F (18.3°C). Keithsburg records the warmest temperatures in July, averaging a high of 82.2°F (27.9°C) and a low of 64.9°F (18.3°C). The heat index value during July is calculated to be a tropical 89.6°F (32°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Keithsburg, Illinois, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 81.7°F (27.6°C). Keithsburg's transition from July to August introduces an average high-temperature of a still warm 81.7°F (27.6°C), marking an insignificant variation from the 82.2°F (27.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Keithsburg, Illinois, with temperature in the range of an average low of 56.7°F (13.7°C) and an average high of 76.5°F (24.7°C). With September's arrival, Keithsburg, Illinois, notes an average high-temperature of a still warm 76.5°F (24.7°C), closely following the trend of the preceding month. Weather in September »
Weather in October
October, like September, in Keithsburg, Illinois, is another enjoyable autumn month, with an average temperature fluctuating between 62.1°F (16.7°C) and 45.9°F (7.7°C). A distinct shift in the average high-temperature is signaled in October, moving down from a moderately hot 76.5°F (24.7°C) in September to a refreshing 62.1°F (16.7°C). Weather in October »
Weather in November
November, the last month of the autumn in Keithsburg, is another chilly month, with an average temperature ranging between min 34.3°F (1.3°C) and max 48.2°F (9°C). Keithsburg in November experiences a subtle temperature decline, with average high-temperatures reducing from a comfortable 62.1°F (16.7°C) in October to a frosty 48.2°F (9°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Keithsburg, Illinois, with an average temperature fluctuating between 24.8°F (-4°C) and 36.1°F (2.3°C). December ushers in a slight temperature change, with average high-temperatures reducing from November's frosty 48.2°F (9°C) to an icy 36.1°F (2.3°C). Weather in December »
Updated: Feb 12, 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 month in Keithsburg?
In Keithsburg, January records the average lowest temperatures, peaking at 29.7°F (-1.3°C) and reaching a low of 17.8°F (-7.9°C).
What is the driest month in Keithsburg?
The months with the least rainfall in Keithsburg are January and December Rain falls for 6.1 days and accumulates 1.46" (37mm) of rain.
How much does it rain in Keithsburg?
In Keithsburg, Illinois, during the entire year, the rain falls for 150.9 days and collects up to 30.87" (784mm) of precipitation.
When does it snow in Keithsburg?
Months with snowfall are January through April, October through December.
When does it snow the most in Keithsburg?
January is the month with the most snowfall. Snow falls for 10.8 days and accumulates 4.06" (103mm) of snow.
How many days does it snow in Keithsburg?
Throughout the year, there are 34.6 snowfall days, and 13.66" (347mm) of snow is accumulated.
What is the month with the least sunshine in Keithsburg?
The month with the least sunshine in Keithsburg is January, with an average of 4.1h of sunshine.
What is the month with the lowest UV index in Keithsburg?
The month with the lowest UV index in Keithsburg, Illinois, is January, with an average maximum UV index of 1.
When is Daylight Saving Time (DST) in Keithsburg?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Keithsburg, 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 Keithsburg?
The month with the most rainfall is May, when the rain falls for 19.9 days and typically aggregates up to 4.57" (116mm) of precipitation.
When it does not snow in Keithsburg?
In Keithsburg, snow does not fall in May through September.
When are the longest days in Keithsburg?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What are the months with the most sunshine in Keithsburg?
The months with the most sunshine are June and July, with an average of 10h of sunshine.
What are the months with the highest UV index in Keithsburg?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What is the hottest time of year in Keithsburg?
Keithsburg, Illinois, experiences its average highest temperatures in July, reaching a peak of 82.2°F (27.9°C) and a minimum of 64.9°F (18.3°C).
What is the most humid month in Keithsburg?
July is the most humid month in Keithsburg, with an average relative humidity of 83%.
What is the least humid month in Keithsburg?
With an average relative humidity of 70%, October is the least humid month.
What is the month with the shortest days in Keithsburg?
The month with the shortest days in Keithsburg is December, with an average of 9h and 18min of daylight.
Average temperature
Keithsburg, IL
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (29.7°F).
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure
Keithsburg, IL
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.9"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed
Keithsburg, IL
- Average wind speed in January:
10.6mph - Average wind speed in February:
10.5mph - Average wind speed in March:
10.5mph - Average wind speed in April:
10.6mph - Average wind speed in May:
8.9mph - Average wind speed in June:
7.9mph
- Average wind speed in July:
6.8mph - Average wind speed in August:
6.8mph - Average wind speed in September:
7.8mph - Average wind speed in October:
9.5mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10mph
The windiest months (with the highest average wind speed) are January and April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity
Keithsburg, IL
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall
Keithsburg, IL
- Average rainfall in January:
1.46" - Average rainfall in February:
1.61" - Average rainfall in March:
2.13" - Average rainfall in April:
3.43" - Average rainfall in May:
4.57" - Average rainfall in June:
3.9"
- Average rainfall in July:
3.07" - Average rainfall in August:
2.2" - Average rainfall in September:
2.68" - Average rainfall in October:
2.48" - Average rainfall in November:
1.89" - Average rainfall in December:
1.46"
The wettest month (with the highest rainfall) is May (4.57").
The driest months (with the least rainfall) are January and December (1.46").
Average rainfall days
Keithsburg, IL
- Average rainfall days in January:
6.1 days - Average rainfall days in February:
5.7 days - Average rainfall days in March:
13 days - Average rainfall days in April:
16.2 days - Average rainfall days in May:
19.9 days - Average rainfall days in June:
18.8 days
- Average rainfall days in July:
16.7 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
11.9 days - Average rainfall days in November:
9.1 days - Average rainfall days in December:
7.7 days
The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is February (5.7 days).
Average snowfall
Keithsburg, IL
The month with the highest snowfall is January (4.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Keithsburg, IL
- Average snowfall days in January:
10.8 days - Average snowfall days in February:
8.6 days - Average snowfall days in March:
4.4 days - Average snowfall days in April:
1.1 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:
2.4 days - Average snowfall days in December:
6.9 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Keithsburg, 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:
4h and 1min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 3min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 4min - Average sunshine in June:
10h and 0min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 2min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Keithsburg, IL
- Average sunshine days in January:
15.2 days - Average sunshine days in February:
14.3 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
8.8 days - Average sunshine days in June:
8.3 days
- Average sunshine days in July:
10.7 days - Average sunshine days in August:
13 days - Average sunshine days in September:
15.7 days - Average sunshine days in October:
16.7 days - Average sunshine days in November:
17.4 days - Average sunshine days in December:
17.3 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (8.3 days).
Average UV index
Keithsburg, IL
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover
Keithsburg, IL
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility
Keithsburg, 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).
Keithsburg, Illinois, USA
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