October weather forecastZionsville, IN
October
Weather in October
October, the same as September, is another refreshing autumn month in Zionsville, Indiana, with an average temperature fluctuating between 62.1°F (16.7°C) and 46.9°F (8.3°C).Temperature
As October commences, the average high-temperature shows a reduction, transitioning from a moderately hot 75.4°F (24.1°C) in September to a refreshing 62.1°F (16.7°C). Zionsville reports a consistent average low-temperature of 46.9°F (8.3°C) throughout October nights.Humidity
October is the least humid month in Zionsville, with an average relative humidity of 74%.Rainfall
In October, the rain falls for 9.3 days. Throughout October, 0.83" (21mm) of precipitation is accumulated. In Zionsville, during the entire year, the rain falls for 121.7 days and collects up to 11.69" (297mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 25.8 snowfall days, and 3.74" (95mm) of snow is accumulated.Daylight
In October, the average length of the day is 11h and 8min.On the first day of October, sunrise is at 7:42 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 8:13 am and sunset at 6:43 pm EDT.
Sunshine
In October, the average sunshine is 6.5h.UV index
In October, the average daily maximum UV index in Zionsville is 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 2 in October translates into these instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Zionsville, IN
- Average high temperature in October: 62.1°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in October: 46.9°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in October
Zionsville, IN
- Average pressure in October: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
Zionsville, IN
- Average wind speed in October: 8.6mph
The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in October
Zionsville, IN
- Average humidity in October: 74%
The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in October
Zionsville, IN
- Average rainfall in October: 0.83"
The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in October
Zionsville, IN
- Average rainfall days in October: 9.3 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in October
Zionsville, IN
- Average snowfall in October: 0.04"
The month with the highest snowfall is January (1.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Zionsville, IN
- Average snowfall days in October: 0.5 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Zionsville, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in October
Zionsville, IN
- Average sunshine days in October: 18.9 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in October
Zionsville, IN
- Average UV index in October: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in October
Zionsville, IN
- Average cloud cover in October: 38
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in October
Zionsville, IN
- 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).





