April weather forecast
German Valley, IL

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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).

Temperature

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). During the nights in April, German Valley experiences a consistent average temperature of 39.7°F (4.3°C).

Humidity

The months with the lowest humidity are April and October, with an average relative humidity of 75%.

Rainfall

In German Valley, Illinois, during April, the rain falls for 15.3 days and regularly aggregates up to 2.48" (63mm) of precipitation. In German Valley, during the entire year, the rain falls for 145.6 days and collects up to 23.43" (595mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 2 snowfall days, in April, German Valley aggregates 0.71" (18mm) of snow. In German Valley, during the entire year, snow falls for 45.5 days and aggregates up to 13.15" (334mm) of snow.

Daylight

In German Valley, the average length of the day in April is 13h and 23min.
On the first day of the month, sunrise is at 6:38 am and sunset at 7:24 pm. On the last day of April, sunrise is at 5:53 am and sunset at 7:56 pm CDT.

Sunshine

In German Valley, the average sunshine in April is 7.5h.

UV index

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 3 during April leads to these instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.

Frequently asked questions

What is the temperature in April?

The high-temperature, in April, in German Valley, is 56.5°F (13.6°C), while the low-temperature averages to 39.7°F (4.3°C).

What is the least humid month?

The months with the lowest humidity are April and October, with an average relative humidity of 75%.

What is the average humidity in April?

The average relative humidity in April is 75%.

How many days does it rain in April?

In April, the rain falls for 15.3 days. Throughout April, 2.48" (63mm) of precipitation is accumulated.

What is the last month it snows?

April is the last month it regularly snows. During 2 snowfall days, in April, German Valley aggregates 0.71" (18mm) of snow.

How many hours of daylight does German Valley have in April?

The average day length in April is 13h and 23min.

When is the sunrise / sunset in April in German Valley?

In April, on the first day of the month, sunrise is at 6:38 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:56 pm CDT.

How long on average sun shines in April?

In April, the average sunshine duration is 7.5h.

What is the UV index intensity in April?

In German Valley, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
German Valley, IL

Average temperature in April - German Valley, IL
  • Average high temperature in April: 56.5°F

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).

  • Average low temperature in April: 39.7°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 in April
German Valley, IL

Average pressure in April - German Valley, IL
  • Average pressure in April: 29.95"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 in April
German Valley, IL

Average wind speed in April - German Valley, IL
  • Average wind speed in April: 10.3mph

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 in April
German Valley, IL

Average humidity in April - German Valley, IL
  • Average humidity in April: 75%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (75%).

Average rainfall in April
German Valley, IL

Average rainfall in April - German Valley, IL
  • Average rainfall in April: 2.48"

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 in April
German Valley, IL

Average rainfall days in April - German Valley, IL
  • Average rainfall days in April: 15.3 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 in April
German Valley, IL

Average snowfall in April - German Valley, IL
  • Average snowfall in April: 0.71"

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 in April
German Valley, IL

Average snowfall days in April - German Valley, IL
  • Average snowfall days in April: 2 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 in April /
Average sunshine in April
German Valley, IL

Average daylight in April / Average sunshine in April - German Valley, IL
  • Average daylight in April: 13h and 2min

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 April: 7h and 3min

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 in April
German Valley, IL

Average sunshine days in April - German Valley, IL
  • Average sunshine days in April: 11.3 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 in April
German Valley, IL

Average UV index in April - German Valley, IL
  • Average UV index in April: 3

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 in April
German Valley, IL

Average cloud cover in April - German Valley, IL
  • Average cloud cover in April: 50

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 in April
German Valley, IL

Average visibility in April - German Valley, IL
  • Average visibility in April: 6mi

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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