Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
October is characterized by a reduction in the average high-temperature, from a moderately hot 77.9°F (25.5°C) in September to an enjoyable 65.1°F (18.4°C). Vandalia's temperature tends to fall to an average low of 48.6°F (9.2°C) during the nights of October.Humidity
The least humid month is October, with an average relative humidity of 71%.Rainfall
In October, the rain falls for 11.6 days. Throughout October, 3.11" (79mm) of precipitation is accumulated. Throughout the year, in Vandalia, there are 164.1 rainfall days, and 36.73" (933mm) of precipitation is accumulated.Snowfall
In Vandalia, snow does not fall in May through October.Daylight
In Vandalia, Illinois, the average length of the day in October is 11h and 10min.On the first day of October, sunrise is at 6:53 am and sunset at 6:38 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:56 pm CDT.
Sunshine
In October, the average sunshine is 6.3h.UV index
In October, the average daily maximum UV index in Vandalia, Illinois, 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: A daily high UV index of 3 in October leads to these guidelines:
Adopt protective measures - Suggestions to resist sunburn are offered. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the average October temperature in Vandalia?
What is the least humid month in Vandalia?
What is the average humidity in October in Vandalia?
How much does it rain in Vandalia in October?
When it does not snow in Vandalia?
Does it snow in Vandalia in October?
How many hours of daylight does Vandalia have in October?
When is the sunrise / sunset in October in Vandalia?
How many hours of sunshine does Vandalia have in October?
What is the UV index reading in October in Vandalia?
Average temperature in October
Vandalia, IL
- Average high temperature in October: 65.1°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in October: 48.6°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 (23.4°F).
Average pressure in October
Vandalia, IL
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
Vandalia, IL
- Average wind speed in October: 8.6mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in October
Vandalia, IL
- Average humidity in October: 71%
The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in October
Vandalia, IL
- Average rainfall in October: 3.11"
The wettest month (with the highest rainfall) is June (4.57").
The driest month (with the least rainfall) is February (2.01").
Average rainfall days in October
Vandalia, IL
- Average rainfall days in October: 11.6 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.2 days).
Average snowfall in October
Vandalia, IL
- Average snowfall in October: 0"
The month with the highest snowfall is December (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Vandalia, IL
- Average snowfall days in October: 0.2 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Vandalia, IL
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 6h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in October
Vandalia, IL
- Average sunshine days in October: 17.2 days
The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in October
Vandalia, 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
Vandalia, IL
- Average cloud cover in October: 34
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June, July and September (Cloud cover 30).
Average visibility in October
Vandalia, 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).
Vandalia, Illinois, USA
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