September weather forecast
Strawhorn, VA

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Weather in September

September, the first month of the autumn in Strawhorn, is also a moderately hot month, with an average temperature ranging between min 62.2°F (16.8°C) and max 80.8°F (27.1°C).

Temperature

September's arrival signals a moderate reduction in the average high-temperature, easing from a tropical 87.8°F (31°C) in August to a moderately hot 80.8°F (27.1°C). During September nights, Strawhorn witnesses a consistent average temperature of 62.2°F (16.8°C).

Heat index

September's heat index is estimated at 84.2°F (29°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

The average relative humidity in September is 75%.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.6 days and typically collects 1.69" (43mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 6:40 am and sunset at 7:38 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:53 pm EDT.

Sunshine

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

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 5 in September transforms into this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. It's recommended to limit sun exposure when its radiation is at its peak during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

An average high-temperature, in September, in Strawhorn, is 80.8°F (27.1°C) and the average low-temperature is 62.2°F (16.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in September is estimated at 84.2°F (29°C).

What is the average humidity in September?

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

What is the driest month?

The month with the least rainfall in Strawhorn is September, when the rain falls for 11.6 days and typically collects 1.69" (43mm) of precipitation.

How many days does it rain in September?

In Strawhorn, in September, it is raining for 11.6 days, with typically 1.69" (43mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Strawhorn have in September?

In Strawhorn, the average day length in September is 12h and 25min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:40 am and sunset at 7:38 pm. On the last day of the month, in Strawhorn, sunrise is at 7:04 am and sunset at 6:53 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.8h.

What is the UV index reading in September in Strawhorn?

In Strawhorn, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk 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
Strawhorn, VA

Average temperature in September - Strawhorn, VA
  • Average high temperature in September: 80.8°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (43.9°F).

  • Average low temperature in September: 62.2°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

Average pressure in September
Strawhorn, VA

Average pressure in September - Strawhorn, VA
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Strawhorn, VA

Average wind speed in September - Strawhorn, VA
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in September
Strawhorn, VA

Average humidity in September - Strawhorn, VA
  • Average humidity in September: 75%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (69%).

Average rainfall in September
Strawhorn, VA

Average rainfall in September - Strawhorn, VA
  • Average rainfall in September: 1.69"

The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in September
Strawhorn, VA

Average rainfall days in September - Strawhorn, VA
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (9.2 days).

Average snowfall in September
Strawhorn, VA

Average snowfall in September - Strawhorn, VA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Strawhorn, VA

Average snowfall days in September - Strawhorn, VA
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Strawhorn, VA

Average daylight in September / Average sunshine in September - Strawhorn, VA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in September
Strawhorn, VA

Average sunshine days in September - Strawhorn, VA
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (11.7 days).

Average UV index in September
Strawhorn, VA

Average UV index in September - Strawhorn, VA
  • Average UV index in September: 5

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

Average cloud cover in September
Strawhorn, VA

Average cloud cover in September - Strawhorn, VA
  • Average cloud cover in September: 38

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in September
Strawhorn, VA

Average visibility in September - Strawhorn, VA
  • Average visibility in September: 6mi

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

Strawhorn, Virginia, USA

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