September weather forecast
Lower Brownville, PA

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Weather in September

September, the first month of the autumn in Lower Brownville, is still a pleasant month, with an average temperature ranging between min 53.8°F (12.1°C) and max 72.7°F (22.6°C).

Temperature

With the beginning of September, the average high-temperature shows a small decrease, transitioning from a moderately hot 78.4°F (25.8°C) in August to a pleasant 72.7°F (22.6°C). An average temperature of 53.8°F (12.1°C) is recorded during the nights in September.

Humidity

The average relative humidity in September is 80%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.5 days and typically collects 1.97" (50mm) of precipitation.

Snowfall

In Lower Brownville, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:32 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:01 am and sunset at 6:48 pm EDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: In September, the UV index of 4 transforms into the following advice:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

Lower Brownville in September has an average high-temperature of 72.7°F (22.6°C) and an average low-temperature of 53.8°F (12.1°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in July is evaluated at 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 80%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.5 days and typically collects 1.97" (50mm) of precipitation.

How much does it rain in Lower Brownville in September?

In September, the rain falls for 12.5 days. Throughout September, 1.97" (50mm) of precipitation is accumulated.

When it does not snow?

In Lower Brownville, snow does not fall in June through September.

Does it snow in Lower Brownville in September?

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

What is the average length of the day in September?

In September, the average day length is 12h and 27min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:32 am and sunset at 7:36 pm. On the last day of the month, in Lower Brownville, sunrise is at 7:01 am and sunset at 6:48 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.8h.

What is the UV index reading in September in Lower Brownville?

The average daily maximum UV index in September in Lower Brownville is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Lower Brownville, PA

Average temperature in September - Lower Brownville, PA
  • Average high temperature in September: 72.7°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 (31.8°F).

  • Average low temperature in September: 53.8°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 (19.6°F).

Average pressure in September
Lower Brownville, PA

Average pressure in September - Lower Brownville, PA
  • Average pressure in September: 30.07"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Lower Brownville, PA

Average wind speed in September - Lower Brownville, PA
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in September
Lower Brownville, PA

Average humidity in September - Lower Brownville, PA
  • Average humidity in September: 80%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

Average rainfall in September
Lower Brownville, PA

Average rainfall in September - Lower Brownville, PA
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in September
Lower Brownville, PA

Average rainfall days in September - Lower Brownville, PA
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (9.7 days).

Average snowfall in September
Lower Brownville, PA

Average snowfall in September - Lower Brownville, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (7.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Lower Brownville, PA

Average snowfall days in September - Lower Brownville, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Lower Brownville, PA

Average daylight in September / Average sunshine in September - Lower Brownville, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 18min).

Average sunshine days in September
Lower Brownville, PA

Average sunshine days in September - Lower Brownville, PA
  • Average sunshine days in September: 14.9 days

The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is May (9.1 days).

Average UV index in September
Lower Brownville, PA

Average UV index in September - Lower Brownville, PA
  • Average UV index in September: 4

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in September
Lower Brownville, PA

Average cloud cover in September - Lower Brownville, PA
  • Average cloud cover in September: 39

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in September
Lower Brownville, PA

Average visibility in September - Lower Brownville, PA
  • Average visibility in September: 5mi

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

Lower Brownville, Pennsylvania, USA

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