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 transition into October is accompanied by a temperature decrease, with the average high-temperature shifting from a moderately hot 74.7°F (23.7°C) in September to a comfortable 61°F (16.1°C). Hillsdale records a steady low-temperature average of 44.6°F (7°C) during October.Humidity
October is the least humid month, with an average relative humidity of 72%.Rainfall
In October, in Hillsdale, the rain falls for 12.3 days. Throughout October, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 145.7 rainfall days, and 27.91" (709mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, there are 37.9 snowfall days, and 13.98" (355mm) of snow is accumulated.Daylight
In Hillsdale, the average length of the day in October is 11h and 4min.On the first day of October, sunrise is at 6:58 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:56 pm CDT.
Sunshine
In Hillsdale, the average sunshine in October is 5.5h.UV index
The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 2 in October leads to these guidelines:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Direct Sun exposure should be minimized especially during midday when radiation is most intense. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the least humid month?
What is the average humidity in October?
How much does it rain in October?
When does it start to snow?
What is the average length of the day in October?
What time are sunrise and sunset in October?
How long on average sun shines in October in Hillsdale?
What is the UV index intensity in October?
Average temperature in October
Hillsdale, IL
- Average high temperature in October: 61°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in October: 44.6°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in October
Hillsdale, IL
- Average pressure in October: 30.01"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 October
Hillsdale, IL
- Average wind speed in October: 9.3mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in October
Hillsdale, IL
- Average humidity in October: 72%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in October
Hillsdale, IL
- Average rainfall in October: 2.64"
The wettest month (with the highest rainfall) is May (4.41").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in October
Hillsdale, IL
- Average rainfall days in October: 12.3 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in October
Hillsdale, IL
- Average snowfall in October: 0.51"
The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Hillsdale, IL
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (11.3 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
Hillsdale, IL
- Average daylight in October: 11h and 1min
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 12min).
- Average sunshine in October: 5h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in October
Hillsdale, IL
- Average sunshine days in October: 16.7 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in October
Hillsdale, IL
- Average UV index in October: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Hillsdale, IL
- Average cloud cover in October: 39
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in October
Hillsdale, IL
- Average visibility in October: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Hillsdale, Illinois, USA
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