October weather forecastJefferson, IN
October
Weather in October
October, like September, in Jefferson, Indiana, is another comfortable autumn month, with an average temperature fluctuating between 46.4°F (8°C) and 61.9°F (16.6°C).Temperature
October implies a gentle temperature shift, with average high-temperatures reducing from September's moderately hot 75°F (23.9°C) to a comfortable 61.9°F (16.6°C). Nighttime temperature experiences an average drop to a chilly 46.4°F (8°C) in October.Humidity
With an average relative humidity of 73%, October is the least humid month.Rainfall
In Jefferson, in October, during 11 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. In Jefferson, Indiana, during the entire year, the rain falls for 139.5 days and collects up to 18.07" (459mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. In Jefferson, during the entire year, snow falls for 28.4 days and aggregates up to 7.44" (189mm) of snow.Daylight
In Jefferson, the average length of the day in October is 11h and 7min.On the first day of the month, sunrise is at 7:43 am and sunset at 7:28 pm. On the last day of October, sunrise is at 8:15 am and sunset at 6:44 pm EDT.
Sunshine
The average sunshine in October is 6.5h.UV index
The months with the lowest UV index in Jefferson are January, February, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 2 in October translates into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Jefferson, IN
- Average high temperature in October: 61.9°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in October: 46.4°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in October
Jefferson, IN
- Average pressure in October: 30.02"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
Jefferson, IN
- Average wind speed in October: 8.9mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in October
Jefferson, IN
- Average humidity in October: 73%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (73%).
Average rainfall in October
Jefferson, IN
- Average rainfall in October: 1.14"
The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is February (0.94").
Average rainfall days in October
Jefferson, IN
- Average rainfall days in October: 11 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in October
Jefferson, IN
- Average snowfall in October: 0.08"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Jefferson, IN
- Average snowfall days in October: 0.3 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Jefferson, IN
- Average daylight in October: 11h and 6min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in October: 6h and 30min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in October
Jefferson, IN
- Average sunshine days in October: 18.5 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in October
Jefferson, IN
- Average UV index in October: 2
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, October, November and December (UV index 2).
Average cloud cover in October
Jefferson, IN
- Average cloud cover in October: 39
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in October
Jefferson, IN
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).





