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
Start of October brings a shift in the average high-temperature, falling from September's 85.3°F (29.6°C) to a still moderately hot 74.5°F (23.6°C). Throughout the month of October, McCormick reports a steady low-temperature average of 54.5°F (12.5°C).Humidity
The average relative humidity in October is 71%.Rainfall
In McCormick, during October, the rain falls for 7.8 days and regularly aggregates up to 2.05" (52mm) of precipitation. Throughout the year, there are 147.3 rainfall days, and 29.21" (742mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
In McCormick, the average length of the day in October is 11h and 19min.On the first day of the month, sunrise is at 7:24 am and sunset at 7:13 pm. On the last day of October, sunrise is at 7:48 am and sunset at 6:37 pm EDT.
Sunshine
The average sunshine in October is 6.9h.UV index
The average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 4 during October leads to these instructions:
Be vigilant - Preventing sunburn is recommended. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit 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?
What is the average length of the day in October in McCormick?
When are sunrise and sunset in October?
How many hours of sunshine does McCormick have in October?
How high is the UV index in October?
Average temperature in October
McCormick, SC
- Average high temperature in October: 74.5°F
The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in October: 54.5°F
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in October
McCormick, 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
McCormick, SC
- Average wind speed in October: 6.3mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in October
McCormick, SC
- Average humidity in October: 71%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).
Average rainfall in October
McCormick, SC
- Average rainfall in October: 2.05"
The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in October
McCormick, SC
- Average rainfall days in October: 7.8 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in October
McCormick, SC
- Average snowfall in October: 0"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in October
McCormick, SC
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (0.4 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
McCormick, 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
McCormick, SC
- Average sunshine days in October: 21.5 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in October
McCormick, 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
McCormick, SC
- Average cloud cover in October: 28
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in October
McCormick, 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).
McCormick, South Carolina, USA
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