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

Monthly weather forecast and climate
Aurora, IL

The tranquil city of Aurora, Illinois, as set in the peaceful waterfront promenade, and the cloudy sky reflected in the water below
The tranquil city of Aurora, Illinois, as set in the peaceful waterfront promenade, and the cloudy sky reflected in the water below
January, like December, is another subzero cold winter month in Aurora, Illinois, with temperature in the range of an average low of 16°F (-8.9°C) and an average high of 27.9°F (-2.3°C). The coldest month is January, with an average high-temperature of 27.9°F (-2.3°C) and an average low-temperature of 16°F (-8.9°C). Weather in January »

February, the last month of the winter, in Aurora, is a cold month, with average temperature varying between 32°F (0°C) and 19.2°F (-7.1°C). In Aurora, Illinois, the average high-temperature in February is essentially the same as in January - a wintry 32°F (0°C). Weather in February »

March, the first month of the spring, in Aurora, is a chilly month, with average temperature fluctuating between 45.1°F (7.3°C) and 30.7°F (-0.7°C). In March, the average high-temperature rises, from a wintry 32°F (0°C) in February, to a chilly 45.1°F (7.3°C). Weather in March »

April is a moderate spring month in Aurora, Illinois, with average temperature ranging between max 56.8°F (13.8°C) and min 40.3°F (4.6°C). In Aurora, the average high-temperature increases, from a chilly 45.1°F (7.3°C) in March, to a moderate 56.8°F (13.8°C). Weather in April »

May, the last month of the spring, in Aurora, is an agreeable month, with average temperature ranging between max 69.1°F (20.6°C) and min 51.6°F (10.9°C). In May, the average high-temperature rises, from a mild 56.8°F (13.8°C) in April, to an agreeable 69.1°F (20.6°C). Weather in May »

The first month of the summer, June, is a warm month in Aurora, Illinois, with average temperature ranging between max 78.1°F (25.6°C) and min 60.6°F (15.9°C). In June, the average high-temperature increases, from an agreeable 69.1°F (20.6°C) in May, to a moderately hot 78.1°F (25.6°C). Weather in June »

July, the same as June, is another warm summer month in Aurora, Illinois, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 64°F (17.8°C). The warmest month is July, with an average high-temperature of 81°F (27.2°C) and an average low-temperature of 64°F (17.8°C). In July, the average heat index is estimated at a hot 86.9°F (30.5°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Aurora, Illinois, with average temperature varying between 79.3°F (26.3°C) and 62.4°F (16.9°C). In Aurora, the average high-temperature is practically the same as in July - a still moderately hot 79.3°F (26.3°C). Weather in August »

The first month of the autumn, September, is still a warm month in Aurora, Illinois, with average temperature ranging between min 56.3°F (13.5°C) and max 73.6°F (23.1°C). In Aurora, the average high-temperature slightly decreases, from a warm 79.3°F (26.3°C) in August, to a still moderately hot 73.6°F (23.1°C). Weather in September »

October, the same as September, in Aurora, Illinois, is a moderate autumn month, with temperature in the range of an average high of 60.4°F (15.8°C) and an average low of 45°F (7.2°C). In October, the average high-temperature decreases, from a warm 73.6°F (23.1°C) in September, to a mild 60.4°F (15.8°C). Weather in October »

November, the last month of the autumn, in Aurora, is another chilly month, with temperature in the range of an average high of 45.5°F (7.5°C) and an average low of 32.9°F (0.5°C). In November, the average high-temperature significantly decreases, from a mild 60.4°F (15.8°C) in October, to a chilly 45.5°F (7.5°C). Weather in November »

The first month of the winter, December, is still a cold month in Aurora, Illinois, with average temperature fluctuating between 34.2°F (1.2°C) and 23.9°F (-4.5°C). In Aurora, the average high-temperature decreases, from a frosty 45.5°F (7.5°C) in November, to a wintry 34.2°F (1.2°C). Weather in December »

What is the coldest month in Aurora?

With an average high-temperature of 27.9°F (-2.3°C) and an average low-temperature of 16°F (-8.9°C), January is the coldest month.

What are the most humid months in Aurora?

January, February and July, with an average relative humidity of 83%, are most humid months in Aurora, Illinois.

How much does it rain in Aurora?

In Aurora, Illinois, during the entire year, the rain falls for 120.4 days and collects up to 12.32" (313mm) of precipitation.

When does it snow in Aurora?

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

How many days does it snow in Aurora?

In Aurora, Illinois, during the entire year, snow falls for 32.3 days, and aggregates up to 4.84" (123mm) of snow.

What is the snowiest month in Aurora?

The month with the most snowfall is January when snow falls for 9.1 days and typically aggregates up to 1.69" (43mm) of snow.

What is the month with the least sunshine in Aurora?

With an average of 3.8h of sunshine, January has the least sunshine of the year in Aurora.

When is the lowest UV index in Aurora?

Months with the lowest UV index in Aurora, Illinois, are January and December, with an average maximum UV index of 1.

What is the driest month in Aurora?

February is the month with the least rainfall in Aurora. Rain falls for 5 days and accumulates 0.51" (13mm) of precipitation.

What is the wettest month in Aurora?

The month with the most rainfall in Aurora, Illinois, is May when the rain falls for 14.7 days and typically aggregates up to 1.97" (50mm) of precipitation.

When it does not snow in Aurora?

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

When are the longest days in Aurora?

With an average of 15.2h of daylight, June has the longest days of the year in Aurora, Illinois.

When is the highest UV index in Aurora?

June and July, with an average maximum UV index of 6, are months with the highest UV index.

What is the warmest month in Aurora?

July is the warmest month, with an average high-temperature of 81°F (27.2°C) and an average low-temperature of 64°F (17.8°C).

What month has the most sunshine in Aurora?

With an average of 9.8h of sunshine, July has the most sunshine of the year.

What is the least humid month in Aurora?

The least humid month is October, with an average relative humidity of 74%.

What is the month with the shortest days in Aurora?

December has the shortest days of the year in Aurora, Illinois, with an average of 9.2h of daylight.
Average humidity - Aurora, IL
Average rainfall - Aurora, IL

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the lowest rainfall) is February (0.51").

Average rainfall days - Aurora, IL

The month with the highest number of rainy days is June (15.5 days).
The month with the lowest number of rainy days is January (4.3 days).

Average snowfall - Aurora, IL
Average snowfall days - Aurora, IL

The month with the highest number of snowfall days is January (9.1 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Aurora, IL