September weather forecast
Penrose, NC

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Weather in September

September, the first month of the autumn in Penrose, is also a moderately hot month, with an average temperature fluctuating between 57°F (13.9°C) and 78.1°F (25.6°C).

Temperature

The shift into September finds Penrose at an average high-temperature of a still moderately hot 78.1°F (25.6°C), closely comparable to August's conditions. Penrose cools down to an average low-temperature of 57°F (13.9°C) throughout the month of September.

Humidity

The average relative humidity in September is 77%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.6 days and accumulates 1.81" (46mm) of precipitation.

Snowfall

In Penrose, snow does not fall in May through October.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 7:03 am and sunset at 7:57 pm. On the last day of September, sunrise is at 7:25 am and sunset at 7:15 pm EDT.

Sunshine

The average sunshine in September is 8.4h.

UV index

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: In September, the maximum UV index of 4 suggests this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

What is the temperature in September?

The high-temperature during September is 78.1°F (25.6°C) and the low-temperature is 57°F (13.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is appraised at 91.4°F (33°C).

What is the average humidity in September?

The average relative humidity in September is 77%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 13.6 days and typically collects 1.81" (46mm) of precipitation.

How much does it rain in September?

In Penrose, in September, during 13.6 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in September in Penrose?

In Penrose, the average day length in September is 12h and 23min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 7:03 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:15 pm EDT.

How long on average sun shines in September?

In Penrose, the average sunshine duration in September is 8.4h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Penrose, NC

Average temperature in September - Penrose, NC
  • Average high temperature in September: 78.1°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in September: 57°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in September
Penrose, NC

Average pressure in September - Penrose, NC
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in September
Penrose, NC

Average wind speed in September - Penrose, NC
  • Average wind speed in September: 3.9mph

The windiest months (with the highest average wind speed) are February and April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in September
Penrose, NC

Average humidity in September - Penrose, NC
  • Average humidity in September: 77%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is November (73%).

Average rainfall in September
Penrose, NC

Average rainfall in September - Penrose, NC
  • Average rainfall in September: 1.81"

The wettest month (with the highest rainfall) is December (4.13").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in September
Penrose, NC

Average rainfall days in September - Penrose, NC
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in September
Penrose, NC

Average snowfall in September - Penrose, NC
  • Average snowfall in September: 0"

The month with the highest snowfall is December (4.49").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Penrose, NC

Average snowfall days in September - Penrose, NC
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Penrose, NC

Average daylight in September / Average sunshine in September - Penrose, NC
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in September
Penrose, NC

Average sunshine days in September - Penrose, NC
  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (7.8 days).

Average UV index in September
Penrose, NC

Average UV index in September - Penrose, NC
  • Average UV index in September: 4

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in September
Penrose, NC

Average cloud cover in September - Penrose, NC
  • Average cloud cover in September: 34

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Penrose, NC

Average visibility in September - Penrose, NC
  • Average visibility in September: 5mi

The months with the highest visibility are February, April, June, July, August, October and November (6mi).
The months with the lowest visibility are January, March, May, September and December (5mi).

Penrose, North Carolina, USA

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