September weather forecast and climate
Milton, NC

The first month of the autumn, September, is also a moderately hot month in Milton, North Carolina, with temperature in the range of an average high of 81.3°F (27.4°C) and an average low of 61.9°F (16.6°C).

Temperature

In September, the average high-temperature marginally drops, from a tropical 88.3°F (31.3°C) in August, to a moderately hot 81.3°F (27.4°C). In September, the average low-temperature is 61.9°F (16.6°C).

Heat index

In September, the average heat index is calculated to 86°F (30°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like differences in body mass, height, and shape, wind, clothing, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. 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

The average relative humidity is 74%.

Rainfall

September is the month with the least rainfall in Milton, North Carolina. Rain falls for 12.1 days and accumulates 1.61" (41mm) of precipitation.

Snowfall

April through October are months without snowfall in Milton.

Daylight

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

Sunshine

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

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. 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 Milton?

In Milton, North Carolina, in September, the average high-temperature is 81.3°F (27.4°C), and the average low-temperature is 61.9°F (16.6°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), that combines both air temperature and relative humidity, in September is appraised at 86°F (30°C).

What is the average humidity in September in Milton?

The average relative humidity in September is 74%.

How many days does it rain in September in Milton?

In Milton, North Carolina, in September, during 12.1 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

What is the driest month in Milton?

The month with the least rainfall in Milton is September when the rain falls for 12.1 days and typically collects 1.61" (41mm) of precipitation.

When it does not snow in Milton?

In Milton snow does not fall in April through October.

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

In Milton, North Carolina, the average length of the day in September is 12.4h.

How long on average sun shines in September in Milton?

The average sunshine in September in Milton, North Carolina, is 8.8h.

How high is the UV index in September in Milton?

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in September - Milton, NC
  • Average high temperature in September: 27.4°C

The warmest month (with the highest average high temperature) is July (32.4°C).
The month with the lowest average high temperature is January (7.5°C).

  • Average low temperature in September: 16.6°C

The month with the highest average low temperature is July (20.2°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).

Average pressure in September - Milton, NC
  • Average pressure in September: 1017.6mbar

The month with the highest atmospheric pressure is November (1021.2mbar).
The month with the lowest atmospheric pressure is June (1014.9mbar).

Average wind speed in September - Milton, NC
  • Average wind speed in September: 8.2km/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 (7.4km/h).

Average humidity in September - Milton, NC
  • Average humidity in September: 74%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

Average rainfall in September - Milton, NC
  • Average rainfall in September: 41mm

The wettest month (with the highest rainfall) is May (81mm).
The driest month (with the least rainfall) is September (41mm).

Average rainfall days in September - Milton, NC
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (9.1 days).

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

Months with the highest snowfall are January and December (55mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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

The month with the highest number of snowfall days is February (3.2 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Milton, 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: 9.7h).

  • Average sunshine in September: 8.8h

Months with the most sunshine are June and July (Average sunshine: 10.7h).
Months with the least sunshine are January and December (Average sunshine: 5.5).

Average sunshine days in September - Milton, NC
  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (12.4 days).

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

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February and December (UV index 2).

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

Months with the most cloud cover are February and March (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in September - Milton, NC
  • Average visibility in September: 9km

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