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
Stepping into October, Hartford observes a temperature decline, with the average high falling from September's warm 78.6°F (25.9°C) to an enjoyable 65.3°F (18.5°C). Hartford registers a consistent average low-temperature of 48.7°F (9.3°C) during October.Humidity
With an average relative humidity of 71%, October is the least humid month.Rainfall
In Hartford, Illinois, in October, during 10.5 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. Throughout the year, there are 138 rainfall days, and 23.9" (607mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In October, the average length of the day is 11h and 10min.On the first day of October, sunrise is at 6:56 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 6:00 pm CDT.
Sunshine
The average sunshine in October is 6.2h.UV index
In Hartford, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 3 in October leads to these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October?
What is the least humid month?
What is the average humidity in October?
How much does it rain in October?
When it does not snow?
Does it snow in October?
How many hours of daylight does Hartford have in October?
What time are sunrise and sunset in October?
How many hours of sunshine does Hartford have in October?
What is the UV index intensity in October?
Average temperature in October
Hartford, IL
- Average high temperature in October: 65.3°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in October: 48.7°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in October
Hartford, 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 (29.92"Hg).
Average wind speed in October
Hartford, IL
- Average wind speed in October: 8.1mph
The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity in October
Hartford, IL
- Average humidity in October: 71%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in October
Hartford, IL
- Average rainfall in October: 1.93"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in October
Hartford, IL
- Average rainfall days in October: 10.5 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in October
Hartford, IL
- Average snowfall in October: 0"
The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Hartford, IL
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (6 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
Hartford, 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: 6h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 30min).
Average sunshine days in October
Hartford, IL
- Average sunshine days in October: 19.7 days
The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in October
Hartford, IL
- Average UV index in October: 3
The months with the highest UV index are May, 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
Hartford, IL
- Average cloud cover in October: 34
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility in October
Hartford, 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).
Hartford, Illinois, USA
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