September weather forecast and climate
Randleman, NC

The first month of the autumn, September, is still a warm month in Randleman, North Carolina, with average temperature ranging between max 81.7°F (27.6°C) and min 62.6°F (17°C).

Temperature

In September, the average high-temperature slightly decreases, from a hot 87.4°F (30.8°C) in August, to a moderately hot 81.7°F (27.6°C). The average low-temperature, in September, is 62.6°F (17°C).

Heat index

In September, the average heat index is evaluated at a hot 86.9°F (30.5°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'apparent temperature', or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, wind, metabolic differences), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In September, the average relative humidity in Randleman is 75%.

Rainfall

In Randleman, during September, the rain falls for 13.3 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Randleman, during the entire year, the rain falls for 158 days and collects up to 30.39" (772mm) of precipitation.

Snowfall

In Randleman snow does not fall in April through November.

Daylight

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

Sunshine

In Randleman, North Carolina, the average sunshine is 8.8h.

UV index

In September, the average daily maximum UV index in Randleman, North Carolina, is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in September in Randleman?

The average high-temperature, in September, in Randleman, North Carolina, is 81.7°F (27.6°C), while the average low-temperature is 62.6°F (17°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), that calculates temperature value influenced by the moisture in the air, in September is calculated to 86.9°F (30.5°C).

What is the average humidity in September in Randleman?

The average relative humidity in September in Randleman, North Carolina, is 75%.

How much does it rain in Randleman in September?

In Randleman, in September, it is raining for 13.3 days, with typically 2.28" (58mm) of accumulated precipitation.

When it does not snow in Randleman?

In Randleman, North Carolina, snow does not fall in April through November.

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

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

How long on average sun shines in September in Randleman?

In Randleman, the average sunshine in September is 8.8h.

What is the UV index reading in September in Randleman?

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in September - Randleman, NC
  • Average high temperature in September: 27.6°C

The warmest month (with the highest average high temperature) is July (32.3°C).
The month with the lowest average high temperature is January (8.2°C).

  • Average low temperature in September: 17°C

The month with the highest average low temperature is July (20.6°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).

Average pressure in September - Randleman, NC
  • Average pressure in September: 1017.3mbar

The month with the highest atmospheric pressure is November (1021.1mbar).
The month with the lowest atmospheric pressure is June (1014.9mbar).

Average wind speed in September - Randleman, NC
  • Average wind speed in September: 8.4km/h

The windiest month (with the highest average wind speed) is April (11.8km/h).
The calmest month (with the lowest average wind speed) is August (7.3km/h).

Average humidity in September - Randleman, NC
  • Average humidity in September: 75%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is July (71%).

Average rainfall in September - Randleman, NC
  • Average rainfall in September: 58mm

The wettest month (with the highest rainfall) is May (86mm).
The driest month (with the least rainfall) is October (44mm).

Average rainfall days in September - Randleman, NC
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in September - Randleman, NC
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (45mm).
Months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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

The month with the highest number of snowfall days is February (2.3 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in September / Average sunshine in September - Randleman, NC
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.6h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 8.8h

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is December (Average sunshine: 5.4h).

Average sunshine days in September - Randleman, NC
  • Average sunshine days in September: 14.4 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (10.6 days).

Average UV index in September - Randleman, NC
  • Average UV index in September: 5

Months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in September - Randleman, NC
  • Average cloud cover in September: 37

The month with the most cloud cover is February (Cloud cover 43).
Months with the least cloud cover are June and July (Cloud cover 31).

Average visibility in September - Randleman, NC
  • Average visibility in September: 8km

Months with the highest visibility are January, February, March, April, June, July, August, October, November and December (9km).
Months with the lowest visibility are May and September (8km).