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
The shift to October brings a decrease in the average high-temperature in Mount Prospect, falling from a pleasant 73.2°F (22.9°C) in September to a moderate 59.9°F (15.5°C). During the month of October, an average temperature of 46.4°F (8°C) is noted during the nights.Humidity
October is the least humid month in Mount Prospect, with an average relative humidity of 72%.Rainfall
In Mount Prospect, during October, the rain falls for 13.9 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, in Mount Prospect, there are 153.3 rainfall days, and 30.12" (765mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows in Mount Prospect. Throughout October, in the average 0.5 snowfall days, it receives 0.35" (9mm) of snow. Throughout the year, there are 43.6 snowfall days, and 17.95" (456mm) of snow is accumulated.Daylight
In Mount Prospect, Illinois, the average length of the day in October is 11h and 4min.On the first day of October, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:46 pm CDT.
Sunshine
In October, the average sunshine in Mount Prospect is 5.5h.UV index
In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in October interprets into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the temperature in October in Mount Prospect?
What is the least humid month in Mount Prospect?
What is the average humidity in October in Mount Prospect?
How many days does it rain in October in Mount Prospect?
When does it start to snow in Mount Prospect?
How many hours of daylight does Mount Prospect have in October?
What time are sunrise and sunset in October in Mount Prospect?
How long on average sun shines in October in Mount Prospect?
What is the UV index intensity in October in Mount Prospect?
Average temperature in October
Mount Prospect, IL
- Average high temperature in October: 59.9°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in October: 46.4°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in October
Mount Prospect, IL
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Mount Prospect, IL
- Average wind speed in October: 9.3mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in October
Mount Prospect, IL
- Average humidity in October: 72%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in October
Mount Prospect, IL
- Average rainfall in October: 2.6"
The wettest month (with the highest rainfall) is May (3.9").
The driest month (with the least rainfall) is December (1.46").
Average rainfall days in October
Mount Prospect, IL
- Average rainfall days in October: 13.9 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in October
Mount Prospect, IL
- Average snowfall in October: 0.35"
The month with the highest snowfall is January (4.96").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Mount Prospect, IL
- Average snowfall days in October: 0.5 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Mount Prospect, IL
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in October: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in October
Mount Prospect, IL
- Average sunshine days in October: 14.9 days
The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in October
Mount Prospect, IL
- Average UV index in October: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in October
Mount Prospect, IL
- Average cloud cover in October: 43
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in October
Mount Prospect, 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).
Mount Prospect, Illinois, USA
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