Climate and monthly weather forecast
Alsip, IL

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Weather in January

January, like December, is a freezing cold winter month in Alsip, Illinois, with temperature in the range of an average low of 18.9°F (-7.3°C) and an average high of 29.5°F (-1.4°C). The coldest period tends to be January, when average temperatures fluctuate between a high of 29.5°F (-1.4°C) and a low of 18.9°F (-7.3°C). Weather in January »

Weather in February

The last month of the winter, February, is a cold month in Alsip, Illinois, with an average temperature ranging between max 32.5°F (0.3°C) and min 21.6°F (-5.8°C). Alsip's February reports an average high-temperature of a cold 32.5°F (0.3°C), exhibiting a minor difference from January. Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Alsip, Illinois, with an average temperature varying between 44.2°F (6.8°C) and 32.4°F (0.2°C). The start of March signals an increase in the average high-temperature, moving from a cold 32.5°F (0.3°C) in February to a chilly 44.2°F (6.8°C). Weather in March »

Weather in April

April is a cool spring month in Alsip, Illinois, with temperature in the range of an average high of 55.2°F (12.9°C) and an average low of 41.2°F (5.1°C). Alsip's April weather brings a rise in high-temperatures, moving from a frosty 44.2°F (6.8°C) in March to a fresh 55.2°F (12.9°C). Weather in April »

Weather in May

May, the last month of the spring in Alsip, is a comfortable month, with an average temperature varying between 51.8°F (11°C) and 66.4°F (19.1°C). Alsip's weather shows a temperature rise with the arrival of May, moving from a cool 55.2°F (12.9°C) in April to a refreshing 66.4°F (19.1°C). Weather in May »

Weather in June

June, the first month of the summer in Alsip, is a moderately hot month, with an average temperature varying between 76.3°F (24.6°C) and 61.5°F (16.4°C). As May transitions into June, a change in temperatures is observed, with average highs moving from an enjoyable 66.4°F (19.1°C) to a warm 76.3°F (24.6°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Alsip, Illinois, with an average temperature varying between 81°F (27.2°C) and 66.6°F (19.2°C). In Alsip, Illinois, the month of July is known for its highest average temperatures, reaching a high of 81°F (27.2°C) and a low of 66.6°F (19.2°C). During July, the heat index is calculated to be a hot 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Alsip, is also a moderately hot month, with an average temperature varying between 65.8°F (18.8°C) and 79.9°F (26.6°C). August's average high-temperature stands at a still warm 79.9°F (26.6°C), showing little deviation from July's 81°F (27.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Alsip, Illinois, with an average temperature ranging between max 73.6°F (23.1°C) and min 59.2°F (15.1°C). Alsip's progression into September involves a gentle drop in the average high-temperature, from 79.9°F (26.6°C) in August to a still warm 73.6°F (23.1°C). Weather in September »

Weather in October

October, the same as September, in Alsip, Illinois, is another refreshing autumn month, with an average temperature fluctuating between 60.6°F (15.9°C) and 47.1°F (8.4°C). October's onset corresponds with a shift in the average high-temperature, moving from a moderately hot 73.6°F (23.1°C) in September to a moderate 60.6°F (15.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Alsip, is another chilly month, with temperature in the range of an average low of 35.1°F (1.7°C) and an average high of 46.2°F (7.9°C). As Alsip transitions into November, a marked decrease in the average high-temperature is observed, dropping from a mild 60.6°F (15.9°C) in October to a frosty 46.2°F (7.9°C). Weather in November »

Weather in December

December, the first month of the winter in Alsip, is also an icy month, with temperature in the range of an average low of 26.4°F (-3.1°C) and an average high of 35.2°F (1.8°C). December's onset corresponds with a shift in the average high-temperature, moving from a frosty 46.2°F (7.9°C) in November to an icy 35.2°F (1.8°C). Weather in December »

Frequently asked questions

What month is the coldest in Alsip?

In Alsip, January is known for its average lowest temperatures, reaching a high of 29.5°F (-1.4°C) and a low of 18.9°F (-7.3°C).

What is the most humid month in Alsip?

January and February, with an average relative humidity of 82%, are most humid months.

How many days does it rain in Alsip?

In Alsip, Illinois, during the entire year, the rain falls for 147.7 days and collects up to 23.62" (600mm) of precipitation.

When does it snow in Alsip?

Months with snowfall are January through April, October through December.

How many days does it snow in Alsip?

In Alsip, during the entire year, snow falls for 42.4 days and aggregates up to 11.61" (295mm) of snow.

What is the month with the least sunshine in Alsip?

The month with the least sunshine is January, with an average of 3.7h of sunshine.

When does it snow the most in Alsip?

February is the month with the most snowfall. Snow falls for 9.5 days and accumulates 3.07" (78mm) of snow.

When is Daylight Saving Time (DST) in Alsip?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Alsip, 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 in Alsip?

The month with the most rainfall in Alsip, Illinois, is May, when the rain falls for 17.7 days and typically aggregates up to 3.07" (78mm) of precipitation.

When it does not snow in Alsip?

In Alsip, Illinois, snow does not fall in May through September.

When are the longest days in Alsip?

The month with the longest days in Alsip is June, with an average of 15h and 12min of daylight.

What are the months with the highest UV index in Alsip?

The months with the highest UV index in Alsip are June through August, with an average maximum UV index of 6.

What is the hottest time of year in Alsip?

July is the month when Alsip's temperatures reach their peak, with averages of 81°F (27.2°C) and lows of 66.6°F (19.2°C).

What month has the most sunshine in Alsip?

August has the most sunshine of the year in Alsip, with an average of 10.5h of sunshine.

What is the least humid month in Alsip?

The least humid month in Alsip is October, with an average relative humidity of 72%.

What is the driest month in Alsip?

December is the month with the least rainfall. Rain falls for 7.4 days and accumulates 1.02" (26mm) of precipitation.

What is the month with the shortest days in Alsip?

December has the shortest days of the year in Alsip, Illinois, with an average of 9h and 12min of daylight.

When is the lowest UV index in Alsip?

The month with the lowest UV index in Alsip is December, with an average maximum UV index of 1.

Average temperature
Alsip, IL

Average temperature - Alsip, IL

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.5°F).

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure
Alsip, IL

Average pressure - Alsip, IL

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed
Alsip, IL

Average wind speed - Alsip, IL

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity
Alsip, IL

Average humidity - Alsip, IL

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

Average rainfall
Alsip, IL

Average rainfall - Alsip, IL

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.02").

Average rainfall days
Alsip, IL

Average rainfall days - Alsip, IL

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (4.9 days).

Average snowfall
Alsip, IL

Average snowfall - Alsip, IL

The month with the highest snowfall is February (3.07").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Alsip, IL

Average snowfall days - Alsip, IL

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Alsip, IL

Average daylight / Average sunshine - Alsip, IL

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).

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days
Alsip, IL

Average sunshine days - Alsip, IL

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.8 days).

Average visibility
Alsip, IL

Average visibility - Alsip, 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).

Alsip, Illinois, USA

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