Climate and monthly weather forecast
Metropolis, IL

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Weather in January

January, like December, in Metropolis, Illinois, is another cold winter month, with an average temperature ranging between min 28°F (-2.2°C) and max 41.4°F (5.2°C). With average temperatures fluctuating between a high of 41.4°F (5.2°C) and a low of 28°F (-2.2°C), January stands out as the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a chilly month in Metropolis, Illinois, with an average temperature varying between 31.6°F (-0.2°C) and 45.7°F (7.6°C). The transition into February is marked with an average high-temperature of a chilly 45.7°F (7.6°C), showing an insignificant shift from January's 41.4°F (5.2°C). Weather in February »

Weather in March

The first month of the spring, March, is a mild month in Metropolis, Illinois, with an average temperature varying between 56.3°F (13.5°C) and 40.5°F (4.7°C). Observing a rise in March, the average high-temperature goes from February's chilly 45.7°F (7.6°C) to a moderate 56.3°F (13.5°C). Weather in March »

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). 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). Weather in April »

Weather in May

May, the last month of the spring in Metropolis, is a moderately hot month, with an average temperature fluctuating between 76.5°F (24.7°C) and 59°F (15°C). As April transitions into May, a change in temperatures is observed, with average highs moving from an enjoyable 67.1°F (19.5°C) to a moderately hot 76.5°F (24.7°C). Weather in May »

Weather in June

June, the first month of the summer in Metropolis, is still a warm month, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 85.6°F (29.8°C). The start of June is characterized by an increase in the average high-temperature, transitioning from a warm 76.5°F (24.7°C) in May to a still moderately hot 85.6°F (29.8°C). Weather in June »

Weather in July

July in Metropolis, Illinois, is a tropical summer month, with temperature in the range of an average high of 88.3°F (31.3°C) and an average low of 68.9°F (20.5°C). July is Metropolis's warmest month, registering average high temperatures of 88.3°F (31.3°C) and lows of 68.9°F (20.5°C). The heat index for July is appraised at a scorching 104°F (40°C). Weather in July »

Weather in August

The last month of the summer, August, is also a hot month in Metropolis, Illinois, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 86.7°F (30.4°C). August's presence records an average high-temperature of a still hot 86.7°F (30.4°C), closely mirroring July's climate. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Metropolis, Illinois, with an average temperature varying between 81.5°F (27.5°C) and 61.7°F (16.5°C). Shifting into September, Metropolis records an average high-temperature of a warm 81.5°F (27.5°C), presenting minor fluctuations compared to the previous month. Weather in September »

Weather in October

October, like September, is another pleasant autumn month in Metropolis, Illinois, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 50.5°F (10.3°C). Metropolis in October demonstrates a small temperature transition, adjusting from an average high of a moderately hot 81.5°F (27.5°C) in September to a pleasant 68.9°F (20.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Metropolis, is another cool month, with an average temperature varying between 39.6°F (4.2°C) and 54.9°F (12.7°C). In the transition to November, Metropolis observes a drop in the average high-temperature, moving from an agreeable 68.9°F (20.5°C) in October to a cool 54.9°F (12.7°C). Weather in November »

Weather in December

December, the first month of the winter in Metropolis, is also a frosty month, with an average temperature varying between 33.3°F (0.7°C) and 45.5°F (7.5°C). December ushers in a slight temperature change, with average high-temperatures reducing from November's fresh 54.9°F (12.7°C) to a chilly 45.5°F (7.5°C). Weather in December »
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January is the month when Metropolis experiences its coldest temperatures, averaging a high of 41.4°F (5.2°C) and a low of 28°F (-2.2°C).

How many days does it rain?

In Metropolis, during the entire year, the rain falls for 160.7 days and collects up to 36.73" (933mm) of precipitation.

When does it snow?

Months with snowfall are January through April, November and December.

How many days does it snow?

Throughout the year, there are 12.9 snowfall days, and 4.33" (110mm) of snow is accumulated.

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 is the month 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 snowiest month?

February is the month with the most snowfall. Snow falls for 3.8 days and accumulates 1.61" (41mm) of snow.

What is the most humid month?

March and May, with an average relative humidity of 79%, are most humid months.

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 rainiest month?

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

When it does not snow?

May through October are months without snowfall.

What are the months with 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 42min of daylight, June has the longest days of the year.

What are the months with the most sunshine?

June and July, with an average of 10.6h of sunshine, are months with the most sunshine.

What time of the year is the hottest?

In Metropolis, July is known for its average highest temperatures, reaching a high of 88.3°F (31.3°C) and a low of 68.9°F (20.5°C).

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.1 days and typically collects 1.5" (38mm) of precipitation.

What is the least humid month?

With an average relative humidity of 70%, October is the least humid month.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 42min of daylight.

Average temperature
Metropolis, IL

Average temperature - Metropolis, IL

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).

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
Metropolis, IL

Average pressure - Metropolis, IL

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
Metropolis, IL

Average wind speed - Metropolis, IL

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
Metropolis, IL

Average humidity - Metropolis, IL

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

Average rainfall
Metropolis, IL

Average rainfall - Metropolis, IL

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
Metropolis, IL

Average rainfall days - Metropolis, IL

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
Metropolis, IL

Average snowfall - Metropolis, IL

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
Metropolis, IL

Average snowfall days - Metropolis, IL

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 / Average sunshine
Metropolis, IL

Average daylight / Average sunshine - Metropolis, IL

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).

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
Metropolis, IL

Average sunshine days - Metropolis, IL

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
Metropolis, IL

Average UV index - Metropolis, 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 visibility
Metropolis, IL

Average visibility - Metropolis, 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).

Metropolis, Illinois, USA

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