Cairo
Illinois, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Cairo, IL

January, like December, in Cairo, Illinois, is a wintry winter month, with average temperature varying between 25.2°F (-3.8°C) and 42.6°F (5.9°C). With an average high-temperature of 42.6°F (5.9°C) and an average low-temperature of 25.2°F (-3.8°C), January is the coldest month. Weather in January »
The last month of the winter, February, is a frosty month in Cairo, Illinois, with average temperature fluctuating between 29.1°F (-1.6°C) and 47.8°F (8.8°C). In Cairo, the average high-temperature is essentially the same as in January - a chilly 47.8°F (8.8°C). Weather in February »

March, the first month of the spring, in Cairo, is a moderate month, with average temperature ranging between max 58.5°F (14.7°C) and min 36.9°F (2.7°C). In Cairo, the average high-temperature rises, from a frosty 47.8°F (8.8°C) in February, to a mild 58.5°F (14.7°C). Weather in March »

April is an agreeable spring month in Cairo, Illinois, with average temperature ranging between max 69.6°F (20.9°C) and min 46.4°F (8°C). In Cairo, the average high-temperature rises, from a mild 58.5°F (14.7°C) in March, to an agreeable 69.6°F (20.9°C). Weather in April »

May, the last month of the spring, in Cairo, is a warm month, with average temperature ranging between max 78.1°F (25.6°C) and min 56.8°F (13.8°C). In Cairo, Illinois, the average high-temperature slightly increases, from a pleasant 69.6°F (20.9°C) in April, to a warm 78.1°F (25.6°C). Weather in May »

The first month of the summer, June, is a hot month in Cairo, Illinois, with temperature in the range of an average low of 65.1°F (18.4°C) and an average high of 86.2°F (30.1°C). In Cairo, the average high-temperature marginally rises, from a warm 78.1°F (25.6°C) in May, to a hot 86.2°F (30.1°C). Weather in June »

July, the same as June, in Cairo, Illinois, is another tropical summer month, with average temperature varying between 89.1°F (31.7°C) and 68.7°F (20.4°C). The warmest month is July, with an average high-temperature of 89.1°F (31.7°C) and an average low-temperature of 68.7°F (20.4°C). Weather in July »

The last month of the summer, August, is another hot month in Cairo, Illinois, with average temperature varying between 66.9°F (19.4°C) and 88.2°F (31.2°C). In Cairo, the average high-temperature is relatively the same as in July - a still tropical 88.2°F (31.2°C). Weather in August »

The first month of the autumn, September, is also a moderately hot month in Cairo, Illinois, with average temperature varying between 81.3°F (27.4°C) and 58.6°F (14.8°C). In September, the average high-temperature slightly decreases, from a hot 88.2°F (31.2°C) in August, to a warm 81.3°F (27.4°C). Weather in September »

October, like September, is an agreeable autumn month in Cairo, Illinois, with average temperature ranging between max 70.3°F (21.3°C) and min 47.1°F (8.4°C). In October, the average high-temperature decreases, from a warm 81.3°F (27.4°C) in September, to a pleasant 70.3°F (21.3°C). Weather in October »

November, the last month of the autumn, in Cairo, is another mild month, with average temperature fluctuating between 57.9°F (14.4°C) and 38.3°F (3.5°C). In November, the average high-temperature decreases, from a pleasant 70.3°F (21.3°C) in October, to a moderate 57.9°F (14.4°C). Weather in November »

The first month of the winter, December, is also a frosty month in Cairo, Illinois, with average temperature varying between 45.7°F (7.6°C) and 28.9°F (-1.7°C). In Cairo, the average high-temperature decreases, from a mild 57.9°F (14.4°C) in November, to a chilly 45.7°F (7.6°C). Weather in December »

What is the coldest month in Cairo?

The coldest month is January, with an average high-temperature of 42.6°F (5.9°C) and an average low-temperature of 25.2°F (-3.8°C).

How much does it rain in Cairo?

In Cairo, during the entire year, the rain falls for 106.4 days and collects up to 48.6" (1235.6mm) of precipitation.

When does it snow in Cairo?

January through March, November and December are months with snowfall in Cairo, Illinois.

How much does it snow in Cairo?

In Cairo, Illinois, during the entire year, snow aggregates up to 8.5" (215.8mm).

What is the snowiest month in Cairo?

The month with the most snowfall in Cairo is January when 3.1" (78.7mm) of snow is typically aggregated.

What is the rainiest month in Cairo?

The month with the most rainfall in Cairo, Illinois, is May when the rain falls for 10.6 days and typically aggregates up to 5.3" (133.9mm) of precipitation.

When are the longest days in Cairo?

The month with the longest days is June, with an average of 14.7h of daylight.

What is the warmest month in Cairo?

With an average high-temperature of 89.1°F (31.7°C) and an average low-temperature of 68.7°F (20.4°C), July is the warmest month in Cairo, Illinois.

What month has the most sunshine in Cairo?

With an average of 10.3h of sunshine, July has the most sunshine of the year.

What is the driest month in Cairo?

August is the month with the least rainfall in Cairo, Illinois. Rain falls for 6.9 days and accumulates 3" (76.5mm) of precipitation.

What is the month with the shortest days in Cairo?

With an average of 9.7h of daylight, December has the shortest days of the year in Cairo.

What is the month with the least sunshine in Cairo?

The month with the least sunshine is December, with an average of 4h of sunshine.
Average rainfall - Cairo, IL
Average rainfall days - Cairo, IL

The month with the highest number of rainy days is April (10.8 days).
The month with the lowest number of rainy days is September (6.4 days).

Average snowfall - Cairo, IL
Average daylight / Average sunshine - Cairo, IL