September weather forecast
Toluca, IL

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Weather in September

The first month of the autumn, September, is still a warm month in Toluca, Illinois, with an average temperature fluctuating between 75.6°F (24.2°C) and 56.8°F (13.8°C).

Temperature

Upon the onset of September, Toluca witnesses an average high-temperature of a still warm 75.6°F (24.2°C), showing a close resemblance to the prior month. Throughout September, an average nighttime temperature of 56.8°F (13.8°C) is experienced.

Humidity

In Toluca, the average relative humidity in September is 76%.

Rainfall

In Toluca, in September, it is raining for 10.2 days, with typically 1.18" (30mm) of accumulated precipitation. In Toluca, during the entire year, the rain falls for 122.1 days and collects up to 15.28" (388mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:28 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:39 pm CDT.

Sunshine

In September, the average sunshine is 9h.

UV index

The average daily maximum UV index in September in Toluca is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: A daily maximum UV index of 4 in September translates into the following instructions:
Be vigilant - Preventing sunburn is recommended. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

An average high-temperature, in September, in Toluca, is 75.6°F (24.2°C) and the average low-temperature is 56.8°F (13.8°C). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is calculated to be 87.8°F (31°C).

What is the average humidity in September in Toluca?

In September, the average relative humidity is 76%.

How many days does it rain in September?

In Toluca, in September, it is raining for 10.2 days, with typically 1.18" (30mm) of accumulated precipitation.

When it does not snow?

In Toluca, snow does not fall in May through September.

Does it snow in September?

In Toluca, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Toluca have in September?

In Toluca, the average day length in September is 12h and 27min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:24 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:39 pm CDT.

How long on average sun shines in September?

In Toluca, the average sunshine duration in September is 9h.

What is the UV index reading in September?

In Toluca, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Toluca, IL

Average temperature in September - Toluca, IL
  • Average high temperature in September: 75.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in September: 56.8°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in September
Toluca, IL

Average pressure in September - Toluca, IL
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in September
Toluca, IL

Average wind speed in September - Toluca, IL
  • Average wind speed in September: 7.6mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in September
Toluca, IL

Average humidity in September - Toluca, IL
  • Average humidity in September: 76%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

Average rainfall in September
Toluca, IL

Average rainfall in September - Toluca, IL
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is November (0.71").

Average rainfall days in September
Toluca, IL

Average rainfall days in September - Toluca, IL
  • Average rainfall days in September: 10.2 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (4.7 days).

Average snowfall in September
Toluca, IL

Average snowfall in September - Toluca, IL
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.65").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Toluca, IL

Average snowfall days in September - Toluca, IL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Toluca, IL

Average daylight in September / Average sunshine in September - Toluca, IL
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in September
Toluca, IL

Average sunshine days in September - Toluca, IL
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in September
Toluca, IL

Average UV index in September - Toluca, IL
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Toluca, IL

Average cloud cover in September - Toluca, IL
  • Average cloud cover in September: 31

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in September
Toluca, IL

Average visibility in September - Toluca, IL
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

Toluca, Illinois, USA

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