Mount Pleasant
South Carolina, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Mount Pleasant, SC

A cute mirror image of the pink sunset sky looming overhead, and the docked fishing boats, with a far view of a high bridge, Mt. Pleasant, SC
A cute mirror image of the pink sunset sky looming overhead, and the docked fishing boats, with a far view of a high bridge, Mt. Pleasant, SC
The first month of the autumn, September, is still a warm month in Mount Pleasant, South Carolina, with average temperature ranging between max 84.9°F (29.4°C) and min 67.8°F (19.9°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a moderately hot 84.9°F (29.4°C). The average low-temperature, in September, is 67.8°F (19.9°C).

Rainfall

In Mount Pleasant, it is raining for 10 days, with typically 6.1" (154.9mm) of accumulated precipitation. In Mount Pleasant, during the entire year, the rain falls for 112.6 days and collects up to 51" (1295.4mm) of precipitation.

Snowfall

In Mount Pleasant, South Carolina, during the entire year, snow aggregates up to 0.6" (15.2mm).

Daylight

In Mount Pleasant, the average length of the day in September is 12.4h.

Sunshine

In September, the average sunshine is 7.3h.

What is the temperature in September in Mount Pleasant?

The average high-temperature, in September, in Mount Pleasant, is 84.9°F (29.4°C), while the average low-temperature is 67.8°F (19.9°C).

How much does it rain in Mount Pleasant in September?

In September, in Mount Pleasant, South Carolina, the rain falls for 10 days. Throughout September, 6.1" (154.9mm) of precipitation is accumulated.

How many hours of daylight does Mount Pleasant have in September?

In Mount Pleasant, the average length of the day in September is 12.4h.

How many hours of sunshine does Mount Pleasant have in September?

In Mount Pleasant, the average sunshine in September is 7.3h.
Average temperature in September - Mount Pleasant, SC
  • Average high temperature in September: 84.9°F

The warmest month (with the highest average high temperature) is July (91.1°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in September: 67.8°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

Average rainfall in September - Mount Pleasant, SC
  • Average rainfall in September: 6.1"

The wettest month (with the highest rainfall) is August (7.2").
The driest month (with the lowest rainfall) is November (2.4").

Average rainfall days in September - Mount Pleasant, SC
  • Average rainfall days in September: 10 days

The month with the highest number of rainy days is August (13.2 days).
The month with the lowest number of rainy days is November (7 days).

Average snowfall in September - Mount Pleasant, SC
  • Average snowfall in September: 0"

The month with the highest snowfall is December (0.3").
Months with the lowest snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in September - Mount Pleasant, SC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (0.2 days).
Months with the lowest number of snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in September / Average sunshine in September - Mount Pleasant, SC
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).

  • Average sunshine in September: 7.3h

The month with most sunshine is May (Average sunshine: 9.5h).
The month with least sunshine is December (Average sunshine: 5.5h).