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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 Valmeyer, Illinois, with an average temperature ranging between max 38.3°F (3.5°C) and min 25.2°F (-3.8°C). January stands out as Valmeyer's coldest month, with temperatures ranging between an average high of 38.3°F (3.5°C) and a low of 25.2°F (-3.8°C). Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Valmeyer, Illinois, with an average temperature varying between 28.4°F (-2°C) and 43.2°F (6.2°C). With the transition into February, Valmeyer notes an average high-temperature of a frosty 43.2°F (6.2°C), closely resembling January. Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Valmeyer, Illinois, with an average temperature fluctuating between 38.3°F (3.5°C) and 54.5°F (12.5°C). Valmeyer's weather shows a temperature rise with the arrival of March, moving from a chilly 43.2°F (6.2°C) in February to a cool 54.5°F (12.5°C). Weather in March »
Weather in April
April in Valmeyer, Illinois, is an enjoyable spring month, with temperature in the range of an average low of 47.8°F (8.8°C) and an average high of 65.7°F (18.7°C). In April, the average high-temperature increases from a cool 54.5°F (12.5°C) in March to a comfortable 65.7°F (18.7°C). Weather in April »
Weather in May
May, the last month of the spring in Valmeyer, is a warm month, with an average temperature ranging between max 75°F (23.9°C) and min 57.7°F (14.3°C). As April transitions into May, a change in temperatures is observed, with average highs moving from a refreshing 65.7°F (18.7°C) to a warm 75°F (23.9°C). Weather in May »
Weather in June
June, the first month of the summer in Valmeyer, is still a warm month, with an average temperature fluctuating between 84.6°F (29.2°C) and 66.6°F (19.2°C). June's onset brings a rise in the average high-temperature, moving from 75°F (23.9°C) in May to a still moderately hot 84.6°F (29.2°C). Weather in June »
Weather in July
July is a tropical summer month in Valmeyer, Illinois, with an average temperature fluctuating between 87.3°F (30.7°C) and 68.7°F (20.4°C). In Valmeyer, the peak average temperatures are observed in July, with a high of 87.3°F (30.7°C) and a low of 68.7°F (20.4°C). The average heat index in July is appraised at a very hot 102.2°F (39°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Valmeyer, Illinois, with an average temperature fluctuating between 85.1°F (29.5°C) and 66.6°F (19.2°C). As Valmeyer transitions into August, the average high-temperature stands at a warm 85.1°F (29.5°C), offering little variation from the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Valmeyer, Illinois, with temperature in the range of an average low of 60.3°F (15.7°C) and an average high of 79.5°F (26.4°C). With the onset of September, Valmeyer's average high-temperature slightly adjusts, moderately receding from August's 85.1°F (29.5°C) to a still warm 79.5°F (26.4°C). Weather in September »
Weather in October
October, like September, in Valmeyer, Illinois, is another comfortable autumn month, with an average temperature fluctuating between 66.7°F (19.3°C) and 48.9°F (9.4°C). With October's onset, the weather shows a temperature decrease, transitioning from a moderately hot 79.5°F (26.4°C) in September to a refreshing 66.7°F (19.3°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Valmeyer, Illinois, with an average temperature fluctuating between 53.6°F (12°C) and 38.1°F (3.4°C). The transition into November is accompanied by a temperature decrease, with the average high-temperature shifting from a refreshing 66.7°F (19.3°C) in October to a fresh 53.6°F (12°C). Weather in November »
Weather in December
December, the first month of the winter in Valmeyer, is also a frosty month, with an average temperature ranging between max 43.2°F (6.2°C) and min 30.9°F (-0.6°C). A shift in the average high-temperature occurs in December, reducing from a fresh 53.6°F (12°C) in November to a chilly 43.2°F (6.2°C). Weather in December »
Updated: Jun 13, 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?
The coldest month is January, with an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 25.2°F (-3.8°C).
How many days does it rain in Valmeyer?
In Valmeyer, during the entire year, the rain falls for 139.8 days and collects up to 25.63" (651mm) of precipitation.
When does it snow?
Months with snowfall are January through March, September, November and December.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 6.3 days and accumulates 1.89" (48mm) of snow.
How much does it snow?
In Valmeyer, during the entire year, snow falls for 18.7 days and aggregates up to 6.65" (169mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 4.7h of sunshine.
What are the months with the lowest UV index?
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the driest month?
February and November are months with the least rain when the rain falls for 7.5 days and typically aggregates up to 1.34" (34mm) of rain.
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.
When it does not snow?
In Valmeyer, snow does not fall in April through August and October.
What is the most humid month?
The most humid month is May, with an average relative humidity of 79%.
What is the wettest month?
May is the month with the most rainfall. Rain falls for 15.4 days and accumulates 3.19" (81mm) of precipitation.
When is the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days?
With an average of 14h and 48min of daylight, June has the longest days of the year.
What are the months with the most sunshine?
The months with the most sunshine are June and July, with an average of 10.5h of sunshine.
What time of the year is the hottest?
With average high and low temperatures of 87.3°F (30.7°C) and 68.7°F (20.4°C) respectively, July is Valmeyer's warmest month.
What is the least humid month?
October is the least humid month, with an average relative humidity of 71%.
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
Valmeyer, 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 (38.3°F).
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure
Valmeyer, IL
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.96"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:
30.02"Hg - Average pressure in October:
30.04"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 (29.92"Hg).
Average wind speed
Valmeyer, IL
- Average wind speed in January:
9.3mph - Average wind speed in February:
9.1mph - Average wind speed in March:
8.9mph - Average wind speed in April:
8.8mph - Average wind speed in May:
7.2mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.5mph - Average wind speed in September:
5.8mph - Average wind speed in October:
7.7mph - Average wind speed in November:
8.3mph - Average wind speed in December:
8.5mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity
Valmeyer, IL
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Valmeyer, IL
- Average rainfall in January:
1.46" - Average rainfall in February:
1.34" - Average rainfall in March:
1.97" - Average rainfall in April:
2.64" - Average rainfall in May:
3.19" - Average rainfall in June:
2.91"
- Average rainfall in July:
2.8" - Average rainfall in August:
2.76" - Average rainfall in September:
1.61" - Average rainfall in October:
1.85" - Average rainfall in November:
1.34" - Average rainfall in December:
1.77"
The wettest month (with the highest rainfall) is May (3.19").
The driest months (with the least rainfall) are February and November (1.34").
Average rainfall days
Valmeyer, IL
- Average rainfall days in January:
6.3 days - Average rainfall days in February:
7.5 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
14.6 days - Average rainfall days in May:
15.4 days - Average rainfall days in June:
14.7 days
- Average rainfall days in July:
16.2 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
11.9 days - Average rainfall days in October:
9.5 days - Average rainfall days in November:
9 days - Average rainfall days in December:
8.1 days
The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is January (6.3 days).
Average snowfall
Valmeyer, IL
The month with the highest snowfall is January (1.89").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days
Valmeyer, IL
- Average snowfall days in January:
6.3 days - Average snowfall days in February:
5.1 days - Average snowfall days in March:
2 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:
0.1 days - Average snowfall days in October:
0 days - Average snowfall days in November:
1.4 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight / Average sunshine
Valmeyer, 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 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 48min).
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 5min - Average sunshine in March:
6h and 4min - Average sunshine in April:
8h and 4min - Average sunshine in May:
9h and 3min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 3min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days
Valmeyer, IL
- Average sunshine days in January:
20.6 days - Average sunshine days in February:
16.3 days - Average sunshine days in March:
15 days - Average sunshine days in April:
14.9 days - Average sunshine days in May:
13.3 days - Average sunshine days in June:
12.9 days
- Average sunshine days in July:
12.5 days - Average sunshine days in August:
14.9 days - Average sunshine days in September:
15.9 days - Average sunshine days in October:
20 days - Average sunshine days in November:
19.2 days - Average sunshine days in December:
20.4 days
The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is July (12.5 days).
Average UV index
Valmeyer, 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
Valmeyer, IL
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 27).
Average visibility
Valmeyer, 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).
Valmeyer, Illinois, USA
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