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 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
October's arrival signals a moderate reduction in the average high-temperature, easing from 84.4°F (29.1°C) in September to a still warm 76.1°F (24.5°C). Charleston Heights's average low-temperature is measured at an enjoyable 62.1°F (16.7°C) during October.Humidity
The average relative humidity in October is 74%.Rainfall
In Charleston Heights, in October, during 9.7 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. In Charleston Heights, during the entire year, the rain falls for 154.4 days and collects up to 23.43" (595mm) of precipitation.Snowfall
In Charleston Heights, South Carolina, snow does not fall in March through November.Daylight
In Charleston Heights, the average length of the day in October is 11h and 21min.On the first day of the month, sunrise is at 7:14 am and sunset at 7:04 pm. On the last day of October, sunrise is at 7:37 am and sunset at 6:29 pm EDT.
Sunshine
The average sunshine in October is 6.7h.UV index
In October, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum high UV index of 5 in October translates into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in October?
What is the average humidity in October in Charleston Heights?
How much does it rain in October?
When it does not snow?
What is the average length of the day in October?
When are sunrise and sunset in October in Charleston Heights?
How long on average sun shines in October?
What is the UV index reading in October?
Average temperature in October
Charleston Heights, SC
- Average high temperature in October: 76.1°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in October: 62.1°F
The month with the highest average low temperature is July (76.5°F).
The coldest month (with the lowest average low temperature) is January (42.8°F).
Average pressure in October
Charleston Heights, SC
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in October
Charleston Heights, SC
- Average wind speed in October: 7.5mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in October
Charleston Heights, SC
- Average humidity in October: 74%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (72%).
Average rainfall in October
Charleston Heights, SC
- Average rainfall in October: 1.89"
The wettest month (with the highest rainfall) is August (4.29").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in October
Charleston Heights, SC
- Average rainfall days in October: 9.7 days
The month with the highest number of rainy days is August (22.7 days).
The month with the least rainy days is November (6.9 days).
Average snowfall days in October
Charleston Heights, SC
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is December (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in October /
Average sunshine in October
Charleston Heights, SC
- Average daylight in October: 11h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in October: 6h and 4min
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 36min).
Average sunshine days in October
Charleston Heights, SC
- Average sunshine days in October: 19.3 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (6.1 days).
Average UV index in October
Charleston Heights, SC
- Average UV index in October: 5
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).
Average cloud cover in October
Charleston Heights, SC
- Average cloud cover in October: 27
The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are June and July (Cloud cover 26).
Average visibility in October
Charleston Heights, SC
- 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).
Charleston Heights, South Carolina, USA
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