Climate and monthly weather forecast
Cache, IL

Weather in January

January, the same as December, is another cold winter month in Cache, Illinois, with an average temperature ranging between min 28.4°F (-2°C) and max 41.2°F (5.1°C). The coldest month is January, with an average high-temperature of 41.2°F (5.1°C) and an average low-temperature of 28.4°F (-2°C). Weather in January »

Weather in February

February, the last month of the winter in Cache, is a frosty month, with an average temperature ranging between max 45.7°F (7.6°C) and min 31.8°F (-0.1°C). In February, the average high-temperature is almost the same as in January - a frosty 45.7°F (7.6°C). Weather in February »

Weather in March

The first month of the spring, March, is a mild month in Cache, Illinois, with temperature in the range of an average high of 56.8°F (13.8°C) and an average low of 40.6°F (4.8°C). In March, the average high-temperature rises from a frosty 45.7°F (7.6°C) in February to a moderate 56.8°F (13.8°C). Weather in March »

Weather in April

April is a comfortable spring month in Cache, Illinois, with an average temperature fluctuating between 67.6°F (19.8°C) and 50.2°F (10.1°C). In Cache, the average high-temperature in April rises from a moderate 56.8°F (13.8°C) in March to a comfortable 67.6°F (19.8°C). Weather in April »

Weather in May

May, the last month of the spring in Cache, is a warm month, with an average temperature ranging between max 76.6°F (24.8°C) and min 59.5°F (15.3°C). In May, the average high-temperature increases from a comfortable 67.6°F (19.8°C) in April to a warm 76.6°F (24.8°C). Weather in May »

Weather in June

June, the first month of the summer in Cache, is a tropical month, with an average temperature ranging between min 67.6°F (19.8°C) and max 86°F (30°C). In June, the average high-temperature rises from a warm 76.6°F (24.8°C) in May to a hot 86°F (30°C). Weather in June »

Weather in July

July, the same as June, in Cache, Illinois, is another tropical summer month, with an average temperature fluctuating between 88.2°F (31.2°C) and 69.8°F (21°C). With an average high-temperature of 88.2°F (31.2°C) and an average low-temperature of 69.8°F (21°C), July is the warmest month. The average heat index in July is computed to be a blistering 104°F (40°C). Weather in July »

Weather in August

August, the last month of the summer in Cache, is another hot month, with an average temperature fluctuating between 67.5°F (19.7°C) and 86.4°F (30.2°C). In August, the average high-temperature is almost the same as in July - a still hot 86.4°F (30.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Cache, Illinois, with an average temperature varying between 81.5°F (27.5°C) and 61.9°F (16.6°C). In Cache, the average high-temperature in September is almost the same as in August - a moderately hot 81.5°F (27.5°C). Weather in September »

Weather in October

October, the same as September, in Cache, Illinois, is an agreeable autumn month, with an average temperature fluctuating between 68.9°F (20.5°C) and 51.1°F (10.6°C). In Cache, the average high-temperature in October drops from 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

The last month of the autumn, November, is also a moderate month in Cache, Illinois, with an average temperature fluctuating between 55.4°F (13°C) and 40.1°F (4.5°C). In November, the average high-temperature drops from an agreeable 68.9°F (20.5°C) in October to a moderate 55.4°F (13°C). Weather in November »

Weather in December

The first month of the winter, December, is also a frosty month in Cache, Illinois, with temperature in the range of an average low of 33.8°F (1°C) and an average high of 45.5°F (7.5°C). In Cache, Illinois, the average high-temperature in December drops from a mild 55.4°F (13°C) in November to a chilly 45.5°F (7.5°C). Weather in December »
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FAQ

What is the coldest month in Cache?

The coldest month is January, with an average high-temperature of 41.2°F (5.1°C) and an average low-temperature of 28.4°F (-2°C).

How much does it rain in Cache?

In Cache, Illinois, during the entire year, the rain falls for 156.3 days and collects up to 36.65" (931mm) of precipitation.

When does it snow in Cache?

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

How many days does it snow in Cache?

In Cache, Illinois, during the entire year, snow falls for 11.5 days and aggregates up to 4.88" (124mm) of snow.

What are the months with the lowest UV index in Cache?

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.

What is the most humid month in Cache?

The months with the highest humidity are February, March, May and December, with an average relative humidity of 78%.

When does it snow the most in Cache?

The month with the most snowfall in Cache, Illinois, is February, when snow falls for 3.8 days and typically aggregates up to 1.5" (38mm) of snow.

What is the month with the least sunshine in Cache?

The month with the least sunshine in Cache, Illinois, is February, with an average of 4.7h of sunshine.

When is Daylight Saving Time (DST) in Cache?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from CDT to CST.

What is the wettest month in Cache?

April is the month with the most rainfall in Cache, Illinois. Rain falls for 15.2 days and accumulates 4.21" (107mm) of precipitation.

When it does not snow in Cache?

May through September are months without snowfall in Cache, Illinois.

What is the month with the highest UV index in Cache?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

When are the longest days in Cache?

The month with the longest days is June, with an average of 14h and 40min of daylight.

What month has the most sunshine in Cache?

June has the most sunshine of the year in Cache, with an average of 10.7h of sunshine.

What is the warmest month in Cache?

July is the warmest month in Cache, with an average high-temperature of 88.2°F (31.2°C) and an average low-temperature of 69.8°F (21°C).

What is the driest month in Cache?

September is the month with the least rainfall. Rain falls for 11.4 days and accumulates 1.42" (36mm) of precipitation.

What is the least humid month in Cache?

With an average relative humidity of 69%, October is the least humid month in Cache, Illinois.

What is the month with the shortest days in Cache?

December has the shortest days of the year, with an average of 9h and 40min of daylight.

Average temperature
Cache, IL

Average temperature - Cache, IL

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.2°F).

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure
Cache, IL

Average pressure - Cache, IL

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Cache, IL

Average wind speed - Cache, IL

The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity
Cache, IL

Average humidity - Cache, IL

The months with the highest relative humidity are February, March, May and December (78%).
The month with the lowest relative humidity is October (69%).

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Average rainfall
Cache, IL

Average rainfall - Cache, IL

The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days
Cache, IL

Average rainfall days - Cache, IL

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.8 days).

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Average snowfall
Cache, IL

Average snowfall - Cache, IL

The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Cache, IL

Average snowfall days - Cache, IL

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Cache, IL

Average daylight / Average sunshine - Cache, IL

The month with the longest days is June (Average daylight: 14h and 40min).
The month with the shortest days is December (Average daylight: 9h and 40min).

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days
Cache, IL

Average sunshine days - Cache, IL

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index
Cache, IL

Average UV index - Cache, 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).

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Average visibility
Cache, IL

Average visibility - Cache, 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).

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