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
Iris in October experiences a subtle temperature decline, with average high-temperatures reducing from a moderately hot 84.6°F (29.2°C) in September to an agreeable 73.2°F (22.9°C). The mean low-temperature during October nights is a fresh 53.6°F (12°C).Humidity
In Iris, the average relative humidity in October is 72%.Rainfall
In October, the rain falls for 9.1 days. Throughout October, 2.24" (57mm) of precipitation is accumulated. In Iris, during the entire year, the rain falls for 160.1 days and collects up to 33.94" (862mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
In Iris, South Carolina, the average length of the day in October is 11h and 19min.On the first day of October, sunrise is at 7:24 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 7:49 am and sunset at 6:37 pm EDT.
Sunshine
In Iris, the average sunshine in October is 6.8h.UV index
In Iris, the average daily maximum UV index in October is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In October, a regular UV index of 4 translates into these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are October temperatures?
What is the average humidity in October?
How much does it rain in October?
When it does not snow?
How many hours of daylight does Iris have in October?
When is the sunrise / sunset in October?
How long on average sun shines in October?
What is the UV index reading in October?
Average temperature in October
Iris, SC
- Average high temperature in October: 73.2°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (51.6°F).
- Average low temperature in October: 53.6°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in October
Iris, SC
- Average pressure in October: 30.05"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in October
Iris, SC
- Average wind speed in October: 6.1mph
The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in October
Iris, SC
- Average humidity in October: 72%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in October
Iris, SC
- Average rainfall in October: 2.24"
The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in October
Iris, SC
- Average rainfall days in October: 9.1 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is October (9.1 days).
Average snowfall in October
Iris, SC
- Average snowfall in October: 0"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in October
Iris, SC
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in October /
Average sunshine in October
Iris, SC
- Average daylight in October: 11h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in October: 6h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in October
Iris, SC
- Average sunshine days in October: 20.8 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in October
Iris, SC
- Average UV index in October: 4
The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in October
Iris, SC
- Average cloud cover in October: 29
The months with the most cloud cover are February and December (Cloud cover 42).
The months with the least cloud cover are June and October (Cloud cover 29).
Average visibility in October
Iris, SC
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Iris, South Carolina, USA
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