October weather forecast
Saint Francisville, IL

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Weather in October

October, like September, in Saint Francisville, Illinois, is another refreshing autumn month, with an average temperature fluctuating between 66°F (18.9°C) and 49.1°F (9.5°C).

Temperature

The onset of October brings a small change in high-temperatures, falling from a warm 78.6°F (25.9°C) in September to a comfortable 66°F (18.9°C). In October, the average low-temperature is a chilly 49.1°F (9.5°C).

Humidity

The least humid month is October, with an average relative humidity of 70%.

Rainfall

In Saint Francisville, in October, during 5.9 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. In Saint Francisville, during the entire year, the rain falls for 89 days and collects up to 7.6" (193mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Saint Francisville, the average length of the day in October is 11h and 11min.
On the first day of October, sunrise is at 6:47 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:51 pm CDT.

Sunshine

The average sunshine in October is 7.3h.

UV index

In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: During October, 3 as the daily maximum UV index converts into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

The average high-temperature and low-temperature during October are 66°F (18.9°C) and 49.1°F (9.5°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is estimated at 91.4°F (33°C).

What is the least humid month?

With an average relative humidity of 70%, October is the least humid month.

What is the average humidity in October?

The average relative humidity in October is 70%.

How many days does it rain in October?

In Saint Francisville, during October, the rain falls for 5.9 days and regularly aggregates up to 0.59" (15mm) of precipitation.

When it does not snow?

In Saint Francisville, snow does not fall in April through October.

Does it snow in October?

In Saint Francisville, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Saint Francisville have in October?

In Saint Francisville, the average day length in October is 11h and 11min.

When are sunrise and sunset in October?

On the first day of October, sunrise is at 6:47 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:51 pm CDT.

How long on average sun shines in October?

The average sunshine duration in October is 7.3h.

What is the UV index reading in October?

In Saint Francisville, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health risk 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 October
Saint Francisville, IL

Average temperature in October - Saint Francisville, IL
  • Average high temperature in October: 66°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in October: 49.1°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

Average pressure in October
Saint Francisville, IL

Average pressure in October - Saint Francisville, IL
  • Average pressure in October: 30.04"Hg

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

Average wind speed in October
Saint Francisville, IL

Average wind speed in October - Saint Francisville, IL
  • Average wind speed in October: 8.6mph

The windiest month (with the highest average wind speed) is February (10mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in October
Saint Francisville, IL

Average humidity in October - Saint Francisville, IL
  • Average humidity in October: 70%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in October
Saint Francisville, IL

Average rainfall in October - Saint Francisville, IL
  • Average rainfall in October: 0.59"

The wettest month (with the highest rainfall) is April (0.91").
The driest month (with the least rainfall) is September (0.28").

Average rainfall days in October
Saint Francisville, IL

Average rainfall days in October - Saint Francisville, IL
  • Average rainfall days in October: 5.9 days

The month with the highest number of rainy days is May (10.8 days).
The month with the least rainy days is December (4.9 days).

Average snowfall in October
Saint Francisville, IL

Average snowfall in October - Saint Francisville, IL
  • Average snowfall in October: 0"

The month with the highest snowfall is March (0.24").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Saint Francisville, IL

Average snowfall days in October - Saint Francisville, IL
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in October /
Average sunshine in October
Saint Francisville, IL

Average daylight in October / Average sunshine in October - Saint Francisville, IL
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in October: 7h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).

Average sunshine days in October
Saint Francisville, IL

Average sunshine days in October - Saint Francisville, IL
  • Average sunshine days in October: 23 days

The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is May (16.9 days).

Average UV index in October
Saint Francisville, IL

Average UV index in October - Saint Francisville, IL
  • Average UV index in October: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in October
Saint Francisville, IL

Average cloud cover in October - Saint Francisville, IL
  • Average cloud cover in October: 34

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are June and August (Cloud cover 28).

Average visibility in October
Saint Francisville, IL

Average visibility in October - Saint Francisville, IL
  • Average visibility in October: 6mi

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).

Saint Francisville, Illinois, USA

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