September weather forecast
Julian, WV

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Weather in September

September, the first month of the autumn in Julian, is still a warm month, with an average temperature fluctuating between 77.9°F (25.5°C) and 56.5°F (13.6°C).

Temperature

The commencement of September indicates a gentle shift in the average high-temperature, receding from August's moderately hot 84°F (28.9°C) to a still warm 77.9°F (25.5°C). Julian, in September, observes a steady average low-temperature of 56.5°F (13.6°C).

Humidity

In September, the average relative humidity is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.8 days and typically collects 1.77" (45mm) of precipitation.

Snowfall

In Julian, snow does not fall in May through September.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 6:57 am and sunset at 7:56 pm. On the last day of September, in Julian, sunrise is at 7:22 am and sunset at 7:11 pm EDT.

Sunshine

In Julian, the average sunshine in September is 8.1h.

UV index

In Julian, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 4 during September translates into the following directions:
Undertake protective steps - Recommendations to avoid sunburn are issued. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What are September temperatures in Julian?

In September, in Julian, the average high-temperature is 77.9°F (25.5°C), and the average low-temperature is 56.5°F (13.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 93.2°F (34°C).

What is the average humidity in September in Julian?

In September, the average relative humidity in Julian, West Virginia, is 78%.

What is the driest month in Julian?

September is the month with the least rainfall in Julian. Rain falls for 12.8 days and accumulates 1.77" (45mm) of precipitation.

How many days does it rain in September in Julian?

In Julian, in September, during 12.8 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When it does not snow in Julian?

May through September are months without snowfall.

Does it snow in Julian in September?

In Julian, in September, it doesn't snow. In October, it regularly snows.

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

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

When is the sunrise / sunset in September in Julian?

In September, on the first day of the month, sunrise is at 6:57 am and sunset at 7:56 pm. On the last day of the month, in Julian, West Virginia, sunrise is at 7:22 am and sunset at 7:11 pm EDT.

How many hours of sunshine does Julian have in September?

In September, the average sunshine duration is 8.1h.

What is the UV index intensity in September in Julian?

In September, the average daily maximum UV index in Julian is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
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
Julian, WV

Average temperature in September - Julian, WV
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in September: 56.5°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

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Average pressure in September
Julian, WV

Average pressure in September - Julian, WV
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in September
Julian, WV

Average wind speed in September - Julian, WV
  • Average wind speed in September: 4.3mph

The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in September
Julian, WV

Average humidity in September - Julian, WV
  • Average humidity in September: 78%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are June, July, August and November (76%).

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Average rainfall in September
Julian, WV

Average rainfall in September - Julian, WV
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in September
Julian, WV

Average rainfall days in September - Julian, WV
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (10.9 days).

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Average snowfall in September
Julian, WV

Average snowfall in September - Julian, WV
  • Average snowfall in September: 0"

The months with the highest snowfall are January and February (5.12").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Julian, WV

Average snowfall days in September - Julian, WV
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Julian, WV

Average daylight in September / Average sunshine in September - Julian, WV
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in September
Julian, WV

Average sunshine days in September - Julian, WV
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is February (8.7 days).

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Average UV index in September
Julian, WV

Average UV index in September - Julian, WV
  • Average UV index in September: 4

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

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Average cloud cover in September
Julian, WV

Average cloud cover in September - Julian, WV
  • Average cloud cover in September: 38

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in September
Julian, WV

Average visibility in September - Julian, WV
  • Average visibility in September: 5mi

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

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Julian, West Virginia, USA

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