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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 German Valley, Illinois, with an average temperature varying between 13.5°F (-10.3°C) and 26.1°F (-3.3°C). January is the coldest month, exhibiting average temperatures of 26.1°F (-3.3°C) at the peak and 13.5°F (-10.3°C) at the base. Weather in January »
Weather in February
February, the last month of the winter in German Valley, is another freezing cold month, with temperature in the range of an average low of 17.1°F (-8.3°C) and an average high of 30°F (-1.1°C). Welcoming February, German Valley notes an average high-temperature of a still subzero cold 30°F (-1.1°C), nearly consistent with January's 26.1°F (-3.3°C). Weather in February »
Weather in March
March, the first month of the spring in German Valley, is a chilly month, with temperature in the range of an average high of 44.2°F (6.8°C) and an average low of 29.7°F (-1.3°C). As February gives way to March, the average high-temperature displays an increase, moving from a subzero cold 30°F (-1.1°C) to a chilly 44.2°F (6.8°C). Weather in March »
Weather in April
April is a moderate spring month in German Valley, Illinois, with an average temperature varying between 56.5°F (13.6°C) and 39.7°F (4.3°C). As April arrives, German Valley's weather shows an increase in high-temperatures, moving from March's frosty 44.2°F (6.8°C) to a mild 56.5°F (13.6°C). Weather in April »
Weather in May
May, the last month of the spring in German Valley, is an agreeable month, with an average temperature ranging between max 68.5°F (20.3°C) and min 51.4°F (10.8°C). The shift from April to May brings an increase in the average high-temperature, moving from a mild 56.5°F (13.6°C) to an agreeable 68.5°F (20.3°C). Weather in May »
Weather in June
June, the first month of the summer in German Valley, is a warm month, with an average temperature varying between 77.2°F (25.1°C) and 60.1°F (15.6°C). The arrival of June signals a slight increase in the average high-temperature, moving from a pleasant 68.5°F (20.3°C) in May to a moderately hot 77.2°F (25.1°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in German Valley, Illinois, with an average temperature fluctuating between 63.5°F (17.5°C) and 79.7°F (26.5°C). German Valley's warmest weather arrives in July, when temperatures average a high of 79.7°F (26.5°C) and a low of 63.5°F (17.5°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in German Valley, Illinois, with an average temperature ranging between max 78.4°F (25.8°C) and min 61°F (16.1°C). The shift from July to August is characterized by an average high-temperature of a still warm 78.4°F (25.8°C), not significantly different from the 79.7°F (26.5°C) of July. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in German Valley, Illinois, with an average temperature ranging between max 72.9°F (22.7°C) and min 54.5°F (12.5°C). September witnesses a gentle descent in average high-temperature, descending from August's moderately hot 78.4°F (25.8°C) to a pleasant 72.9°F (22.7°C). Weather in September »
Weather in October
October, the same as September, in German Valley, Illinois, is a moderate autumn month, with an average temperature varying between 43.7°F (6.5°C) and 59.4°F (15.2°C). The onset of October coincides with a reduction in the average high-temperature, falling from a pleasant 72.9°F (22.7°C) in September to a refreshing 59.4°F (15.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in German Valley, Illinois, with an average temperature ranging between min 31.5°F (-0.3°C) and max 44.6°F (7°C). The arrival of November brings a significant change in German Valley's weather, with average high-temperatures dropping from October's mild 59.4°F (15.2°C) to a frosty 44.6°F (7°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in German Valley, Illinois, with an average temperature varying between 22.3°F (-5.4°C) and 32.4°F (0.2°C). Stepping into December, German Valley observes a temperature decline, with the average high falling from November's frosty 44.6°F (7°C) to a wintry 32.4°F (0.2°C). Weather in December »
Updated: Aug 1, 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?
German Valley's temperature records reveal January as the coldest month, marked by average highs of 26.1°F (-3.3°C) and lows of 13.5°F (-10.3°C).
What is the most humid month?
With an average relative humidity of 87%, January is the most humid month.
How much does it rain in German Valley?
In German Valley, during the entire year, the rain falls for 145.6 days and collects up to 23.43" (595mm) of precipitation.
When does it snow?
January through April, October through December are months with snowfall.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 12.4 days and accumulates 3.54" (90mm) of snow.
How much does it snow?
Throughout the year, there are 45.5 snowfall days, and 13.15" (334mm) of snow is accumulated.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 3.6h of sunshine.
What is the month with the lowest UV index?
January and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the driest month?
February and December are months with the least rain when the rain falls for 5 days and typically aggregates up to 1.06" (27mm) 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.
What is the least humid month?
The months with the lowest humidity are April and October, with an average relative humidity of 75%.
When it does not snow?
In German Valley, snow does not fall in May through September.
When is the highest UV index?
May through August, with an average maximum UV index of 5, are months with the highest UV index.
What is the rainiest month?
June is the month with the most rainfall. Rain falls for 17.7 days and accumulates 3.39" (86mm) of precipitation.
When are the longest days?
June has the longest days of the year, with an average of 15h and 12min of daylight.
What is the warmest month?
July proves to be the warmest month, recording an average peak temperature of 79.7°F (26.5°C) and a minimum temperature of 63.5°F (17.5°C).
What month has the most sunshine in German Valley?
The month with the most sunshine in German Valley is July, with an average of 9.7h of sunshine.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
Average temperature
German Valley, IL
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (26.1°F).
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure
German Valley, IL
- Average pressure in January:
30.12"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
German Valley, IL
- Average wind speed in January:
9.9mph - Average wind speed in February:
10mph - Average wind speed in March:
9.8mph - Average wind speed in April:
10.3mph - Average wind speed in May:
8.8mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.5mph - Average wind speed in September:
7.5mph - Average wind speed in October:
9.1mph - Average wind speed in November:
9.8mph - Average wind speed in December:
9.4mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity
German Valley, IL
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (75%).
Average rainfall
German Valley, IL
- Average rainfall in January:
1.14" - Average rainfall in February:
1.06" - Average rainfall in March:
1.38" - Average rainfall in April:
2.48" - Average rainfall in May:
3.19" - Average rainfall in June:
3.39"
- Average rainfall in July:
2.44" - Average rainfall in August:
2.01" - Average rainfall in September:
1.81" - Average rainfall in October:
2.13" - Average rainfall in November:
1.34" - Average rainfall in December:
1.06"
The wettest month (with the highest rainfall) is June (3.39").
The driest months (with the least rainfall) are February and December (1.06").
Average rainfall days
German Valley, IL
- Average rainfall days in January:
5.1 days - Average rainfall days in February:
5 days - Average rainfall days in March:
11.4 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
17.7 days
- Average rainfall days in July:
17.3 days - Average rainfall days in August:
15.3 days - Average rainfall days in September:
11.7 days - Average rainfall days in October:
12.3 days - Average rainfall days in November:
8.7 days - Average rainfall days in December:
7.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5 days).
Average snowfall
German Valley, IL
The month with the highest snowfall is January (3.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
German Valley, IL
- Average snowfall days in January:
12.4 days - Average snowfall days in February:
10.9 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
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:
0.5 days - Average snowfall days in November:
3.5 days - Average snowfall days in December:
9.9 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
German Valley, IL
- Average daylight in January:
9h and 3min - 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 4min - 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 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 4min - Average sunshine in March:
6h and 1min - Average sunshine in April:
7h and 3min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 3min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
9h and 3min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
German Valley, IL
- Average sunshine days in January:
14.9 days - Average sunshine days in February:
12.8 days - Average sunshine days in March:
14.4 days - Average sunshine days in April:
11.3 days - Average sunshine days in May:
10.5 days - Average sunshine days in June:
9.7 days
- Average sunshine days in July:
10.4 days - Average sunshine days in August:
12.9 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
16.2 days - Average sunshine days in November:
17.2 days - Average sunshine days in December:
16.3 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (9.7 days).
Average UV index
German Valley, IL
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover
German Valley, IL
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility
German Valley, IL
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
German Valley, Illinois, USA
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