April weather forecast
Metropolis, IL

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Weather in April

April is a comfortable spring month in Metropolis, Illinois, with an average temperature fluctuating between 67.1°F (19.5°C) and 49.5°F (9.7°C).

Temperature

Metropolis sees a rise in temperature during April, with average high-temperatures transitioning from a moderate 56.3°F (13.5°C) in March to a comfortable 67.1°F (19.5°C). The temperature lowers to an average of 49.5°F (9.7°C) during April nights.

Humidity

The average relative humidity in April is 77%.

Rainfall

April is the month with the most rainfall. Rain falls for 16.1 days and accumulates 4.29" (109mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.3 snowfall days, in April, Metropolis aggregates 0.04" (1mm) of snow. In Metropolis, during the entire year, snow falls for 12.9 days and aggregates up to 4.33" (110mm) of snow.

Daylight

The average length of the day in April is 13h and 11min.
On the first day of April in Metropolis, sunrise is at 6:39 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:43 pm CDT.

Sunshine

The average sunshine in April is 8.9h.

UV index

In April, the average daily maximum UV index in Metropolis is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 5 in April translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in April?

The average high-temperature and low-temperature during April are 67.1°F (19.5°C) and 49.5°F (9.7°C) respectively.

What is the average humidity in April?

In Metropolis, Illinois, the average relative humidity in April is 77%.

What is the rainiest month?

April is the month with the most rainfall. Rain falls for 16.1 days and accumulates 4.29" (109mm) of precipitation.

How much does it rain in April?

In Metropolis, during April, the rain falls for 16.1 days and regularly aggregates up to 4.29" (109mm) of precipitation.

What is the last month it snows?

April is the last month it regularly snows. During 0.3 snowfall days, in April, Metropolis aggregates 0.04" (1mm) of snow.

What is the average length of the day in April in Metropolis?

In April, the average day length is 13h and 11min.

When are sunrise and sunset in April?

On the first day of April, sunrise is at 6:39 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:43 pm CDT.

How long on average sun shines in April?

The average sunshine duration in April is 8.9h.

What is the UV index reading in April?

The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe 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
Metropolis, IL

Average temperature in April - Metropolis, IL
  • Average high temperature in April: 67.1°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in April: 49.5°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average pressure in April
Metropolis, IL

Average pressure in April - Metropolis, IL
  • Average pressure in April: 29.96"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in April
Metropolis, IL

Average wind speed in April - Metropolis, IL
  • Average wind speed in April: 8.9mph

The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average humidity in April
Metropolis, IL

Average humidity in April - Metropolis, IL
  • Average humidity in April: 77%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in April
Metropolis, IL

Average rainfall in April - Metropolis, IL
  • Average rainfall in April: 4.29"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in April
Metropolis, IL

Average rainfall days in April - Metropolis, IL
  • Average rainfall days in April: 16.1 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.2 days).

Average snowfall in April
Metropolis, IL

Average snowfall in April - Metropolis, IL
  • Average snowfall in April: 0.04"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
Metropolis, IL

Average snowfall days in April - Metropolis, IL
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
Metropolis, IL

Average daylight in April / Average sunshine in April - Metropolis, IL
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in April: 8h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in April
Metropolis, IL

Average sunshine days in April - Metropolis, IL
  • Average sunshine days in April: 12.1 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (11 days).

Average UV index in April
Metropolis, IL

Average UV index in April - Metropolis, IL
  • Average UV index in April: 5

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 in April
Metropolis, IL

Average cloud cover in April - Metropolis, IL
  • Average cloud cover in April: 39

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 26).

Average visibility in April
Metropolis, IL

Average visibility in April - Metropolis, IL
  • Average visibility in April: 6mi

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).

Metropolis, Illinois, USA

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