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
Greenfield's October weather comes with a decrease in average high-temperatures, moving from a warm 78.3°F (25.7°C) in September to an enjoyable 64.8°F (18.2°C). An average low-temperature of 47.8°F (8.8°C) marks the month of October in Greenfield.Humidity
The least humid month in Greenfield is October, with an average relative humidity of 71%.Rainfall
In Greenfield, in October, during 8.9 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. In Greenfield, during the entire year, the rain falls for 120.6 days and collects up to 14.17" (360mm) of precipitation.Snowfall
In Greenfield, snow does not fall in April through October.Daylight
The average length of the day in October in Greenfield, Illinois, is 11h and 9min.On the first day of the month, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of October, sunrise is at 7:28 am and sunset at 6:00 pm CDT.
Sunshine
In Greenfield, the average sunshine in October is 6h.UV index
The average daily maximum UV index in October in Greenfield, Illinois, is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 3 during October translates into the following guidance:
Ensure safety - Recommendations to avert sunburn are presented. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the usual temperature for Greenfield in October?
What is the least humid month in Greenfield?
What is the average humidity in October in Greenfield?
How much does it rain in Greenfield in October?
When it does not snow in Greenfield?
Does it snow in Greenfield in October?
How many hours of daylight does Greenfield have in October?
When are sunrise and sunset in October in Greenfield?
How long on average sun shines in October in Greenfield?
How high is the UV index in October in Greenfield?
Average temperature in October
Greenfield, IL
- Average high temperature in October: 64.8°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in October: 47.8°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 (22.3°F).
Average pressure in October
Greenfield, IL
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in October
Greenfield, IL
- Average wind speed in October: 8.3mph
The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in October
Greenfield, 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
Greenfield, IL
- Average rainfall in October: 1.1"
The wettest month (with the highest rainfall) is June (1.93").
The driest month (with the least rainfall) is November (0.67").
Average rainfall days in October
Greenfield, IL
- Average rainfall days in October: 8.9 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in October
Greenfield, IL
- Average snowfall in October: 0"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Greenfield, 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
Greenfield, 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 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in October
Greenfield, IL
- Average sunshine days in October: 20.9 days
The month with the most sunshine days is December (21.7 days).
The month with the least sunshine days is June (12.4 days).
Average UV index in October
Greenfield, 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
Greenfield, 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 August and September (Cloud cover 28).
Average visibility in October
Greenfield, 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).
Greenfield, Illinois, USA
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