September weather forecast
Rimersburg, PA

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Weather in September

September, the first month of the autumn in Rimersburg, is still a pleasant month, with temperature in the range of an average high of 73.2°F (22.9°C) and an average low of 53.1°F (11.7°C).

Temperature

With the onset of September, Rimersburg's climate undergoes a slight change as the average high-temperature moves from a moderately hot 79.5°F (26.4°C) in August to an agreeable 73.2°F (22.9°C). In Rimersburg, September is marked by an average low-temperature of 53.1°F (11.7°C).

Humidity

In September, the average relative humidity is 80%.

Rainfall

In September, the rain falls for 15.8 days. Throughout September, 2.72" (69mm) of precipitation is accumulated. In Rimersburg, Pennsylvania, during the entire year, the rain falls for 176.8 days and collects up to 34.57" (878mm) of precipitation.

Snowfall

In Rimersburg, snow does not fall in June through September.

Daylight

In Rimersburg, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:45 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:01 pm EDT.

Sunshine

In September, the average sunshine is 8.2h.

UV index

In Rimersburg, Pennsylvania, the average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the maximum UV index of 3 suggests this advice:
Guard yourself - Avoiding sunburn is suggested. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

What is the average September temperature in Rimersburg?

In Rimersburg, in September, the average high-temperature is 73.2°F (22.9°C), and the average low-temperature is 53.1°F (11.7°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 86°F (30°C).

What is the average humidity in September?

In Rimersburg, the average relative humidity in September is 80%.

How much does it rain in Rimersburg in September?

In September, the rain falls for 15.8 days. Throughout September, 2.72" (69mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in Rimersburg in September?

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

What is the average length of the day in September?

In Rimersburg, Pennsylvania, the average day length in September is 12h and 28min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:45 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 7:01 pm EDT.

How long on average sun shines in September?

In Rimersburg, the average sunshine duration in September is 8.2h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Rimersburg, PA

Average temperature in September - Rimersburg, PA
  • Average high temperature in September: 73.2°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in September: 53.1°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average pressure in September
Rimersburg, PA

Average pressure in September - Rimersburg, PA
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Rimersburg, PA

Average wind speed in September - Rimersburg, PA
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in September
Rimersburg, PA

Average humidity in September - Rimersburg, PA
  • Average humidity in September: 80%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is July (78%).

Average rainfall in September
Rimersburg, PA

Average rainfall in September - Rimersburg, PA
  • Average rainfall in September: 2.72"

The wettest month (with the highest rainfall) is April (3.7").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in September
Rimersburg, PA

Average rainfall days in September - Rimersburg, PA
  • Average rainfall days in September: 15.8 days

The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in September
Rimersburg, PA

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

The month with the highest snowfall is January (6.42").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Rimersburg, PA

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

The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Rimersburg, PA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

Average sunshine days in September
Rimersburg, PA

Average sunshine days in September - Rimersburg, PA
  • Average sunshine days in September: 11.6 days

The month with the most sunshine days is November (14 days).
The month with the least sunshine days is February (8.7 days).

Average UV index in September
Rimersburg, PA

Average UV index in September - Rimersburg, PA
  • Average UV index in September: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Rimersburg, PA

Average cloud cover in September - Rimersburg, PA
  • Average cloud cover in September: 42

The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 38).

Average visibility in September
Rimersburg, PA

Average visibility in September - Rimersburg, PA
  • Average visibility in September: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).

Rimersburg, Pennsylvania, USA

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