October weather forecast
Grimball Shores, SC

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Weather in October

October, like September, in Grimball Shores, South Carolina, is a moderately hot autumn month, with an average temperature varying between 65.7°F (18.7°C) and 75.2°F (24°C).

Temperature

Grimball Shores's October weather features a light decline in high-temperatures, reducing from 82.6°F (28.1°C) in September to a still moderately hot 75.2°F (24°C). Grimball Shores experiences an average nighttime temperature of 65.7°F (18.7°C) in the month of October.

Humidity

January, March and October, with an average relative humidity of 73%, are the least humid months.

Rainfall

In October, in Grimball Shores, the rain falls for 6.8 days. Throughout October, 0.71" (18mm) of precipitation is accumulated. In Grimball Shores, during the entire year, the rain falls for 113.3 days and collects up to 10" (254mm) of precipitation.

Snowfall

In Grimball Shores, South Carolina, snow does not fall in February through November.

Daylight

The average length of the day in October in Grimball Shores is 11h and 22min.
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, in Grimball Shores, sunrise is at 7:37 am and sunset at 6:29 pm EDT.

Sunshine

In Grimball Shores, the average sunshine in October is 6.7h.

UV index

In October, the average daily maximum UV index in Grimball Shores is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 5 in October suggests the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Grimball Shores in October?

The average high-temperature and low-temperature during October are 75.2°F (24°C) and 65.7°F (18.7°C) respectively. In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 89.6°F (32°C).

What are the least humid months in Grimball Shores?

The months with the lowest humidity in Grimball Shores are January, March and October, with an average relative humidity of 73%.

What is the average humidity in October in Grimball Shores?

In Grimball Shores, South Carolina, the average relative humidity in October is 73%.

How many days does it rain in October in Grimball Shores?

In Grimball Shores, in October, it is raining for 6.8 days, with typically 0.71" (18mm) of accumulated precipitation.

When it does not snow in Grimball Shores?

February through November are months without snowfall.

What is the average length of the day in October in Grimball Shores?

In Grimball Shores, the average day length in October is 11h and 22min.

When is the sunrise / sunset in October in Grimball Shores?

In October, on the first day of the month, sunrise is at 7:14 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 6:29 pm EDT.

How many hours of sunshine does Grimball Shores have in October?

The average sunshine duration in October in Grimball Shores is 6.7h.

How high is the UV index in October in Grimball Shores?

The average daily maximum UV index in October in Grimball Shores is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Grimball Shores, SC

Average temperature in October - Grimball Shores, SC
  • Average high temperature in October: 75.2°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (57°F).

  • Average low temperature in October: 65.7°F

The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).

Average pressure in October
Grimball Shores, SC

Average pressure in October - Grimball Shores, SC
  • Average pressure in October: 30.02"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
Grimball Shores, SC

Average wind speed in October - Grimball Shores, SC
  • Average wind speed in October: 10mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).

Average humidity in October
Grimball Shores, SC

Average humidity in October - Grimball Shores, SC
  • Average humidity in October: 73%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January, March and October (73%).

Average rainfall in October
Grimball Shores, SC

Average rainfall in October - Grimball Shores, SC
  • Average rainfall in October: 0.71"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.24").

Average rainfall days in October
Grimball Shores, SC

Average rainfall days in October - Grimball Shores, SC
  • Average rainfall days in October: 6.8 days

The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is November (5.2 days).

Average snowfall days in October
Grimball Shores, SC

Average snowfall days in October - Grimball Shores, SC
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in October /
Average sunshine in October
Grimball Shores, SC

Average daylight in October / Average sunshine in October - Grimball Shores, 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: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in October
Grimball Shores, SC

Average sunshine days in October - Grimball Shores, SC
  • Average sunshine days in October: 22.3 days

The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is August (8.5 days).

Average UV index in October
Grimball Shores, SC

Average UV index in October - Grimball Shores, 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
Grimball Shores, SC

Average cloud cover in October - Grimball Shores, SC
  • Average cloud cover in October: 27

The month with the most cloud cover is December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 25).

Average visibility in October
Grimball Shores, SC

Average visibility in October - Grimball Shores, 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).

Grimball Shores, South Carolina, USA

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