September weather forecast
Republic, PA

Weather in September

September, the first month of the autumn in Republic, is still a warm month, with an average temperature varying between 75.6°F (24.2°C) and 54.5°F (12.5°C).

Temperature

In September, the average high-temperature slightly decreases from a warm 81.9°F (27.7°C) in August to a still moderately hot 75.6°F (24.2°C). In September, in Republic, the average low-temperature is 54.5°F (12.5°C).

Humidity

The average relative humidity in September in Republic is 78%.

Rainfall

The month with the least rainfall is September, when the rain falls for 6.1 days and typically collects 0.28" (7mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:47 am and sunset at 7:51 pm. On the last day of September, in Republic, sunrise is at 7:14 am and sunset at 7:04 pm EDT.

Sunshine

In Republic, Pennsylvania, the average sunshine in September is 8.6h.

UV index

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Republic?

In Republic, Pennsylvania, in September, the average high-temperature is 75.6°F (24.2°C), and the average low-temperature is 54.5°F (12.5°C). in August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in September in Republic?

In Republic, Pennsylvania, the average relative humidity in September is 78%.

What is the driest month in Republic?

The month with the least rainfall in Republic, Pennsylvania, is September, when the rain falls for 6.1 days and typically collects 0.28" (7mm) of precipitation.

How much does it rain in Republic in September?

In Republic, Pennsylvania, during September, the rain falls for 6.1 days and regularly aggregates up to 0.28" (7mm) of precipitation.

When it does not snow in Republic?

In Republic, Pennsylvania, snow does not fall in May through October.

How many hours of daylight does Republic have in September?

In September, the average day length in Republic is 12h and 26min.

When is the sunrise / sunset in September in Republic?

On the first day of September in Republic, Pennsylvania, sunrise is at 6:47 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:04 pm EDT.

How long on average sun shines in September in Republic?

In Republic, Pennsylvania, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in Republic?

The average daily maximum UV index in September in Republic, Pennsylvania, is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Republic, PA

Average temperature in September - Republic, PA
  • Average high temperature in September: 75.6°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in September: 54.5°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in September
Republic, PA

Average pressure in September - Republic, PA
  • Average pressure in September: 30.05"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).

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Average wind speed in September
Republic, PA

Average wind speed in September - Republic, PA
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in September
Republic, PA

Average humidity in September - Republic, PA
  • Average humidity in September: 78%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July, August and November (77%).

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Average rainfall in September
Republic, PA

Average rainfall in September - Republic, PA
  • Average rainfall in September: 0.28"

The wettest month (with the highest rainfall) is May (0.71").
The driest month (with the least rainfall) is September (0.28").

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Average rainfall days in September
Republic, PA

Average rainfall days in September - Republic, PA
  • Average rainfall days in September: 6.1 days

The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is February (4 days).

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Average snowfall in September
Republic, PA

Average snowfall in September - Republic, PA
  • Average snowfall in September: 0"

The months with the highest snowfall are February and December (0.35").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Republic, PA

Average snowfall days in September - Republic, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Republic, PA

Average daylight in September / Average sunshine in September - Republic, PA
  • Average daylight in September: 12h and 26min

The month with the longest days is June (Average daylight: 14h and 58min).
The month with the shortest days is December (Average daylight: 9h and 23min).

  • Average sunshine in September: 8h and 36min

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 0min).

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Average sunshine days in September
Republic, PA

Average sunshine days in September - Republic, PA
  • Average sunshine days in September: 21.5 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (17.3 days).

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Average UV index in September
Republic, PA

Average UV index in September - Republic, PA
  • Average UV index in September: 4

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

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Average cloud cover in September
Republic, PA

Average cloud cover in September - Republic, PA
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in September
Republic, PA

Average visibility in September - Republic, PA
  • 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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