September weather forecast
Montrose, PA

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Weather in September

The first month of the autumn, September, is still a pleasant month in Montrose, Pennsylvania, with an average temperature ranging between min 50.4°F (10.2°C) and max 70.7°F (21.5°C).

Temperature

In September, the average high-temperature marginally decreases from a warm 77.4°F (25.2°C) in August to a pleasant 70.7°F (21.5°C). In Montrose, September nights cool down to an average of 50.4°F (10.2°C).

Humidity

The average relative humidity in September is 81%.

Rainfall

In Montrose, during September, the rain falls for 13.5 days and regularly aggregates up to 2.44" (62mm) of precipitation. Throughout the year, in Montrose, there are 163.7 rainfall days, and 32.05" (814mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 6:30 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:46 pm EDT.

Sunshine

In Montrose, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, a regular UV index of 3 translates into these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. To avoid the Sun's strongest rays, limit exposure around the mid-day period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

What are September temperatures in Montrose?

In September, the average high-temperature and low-temperature in Montrose are 70.7°F (21.5°C) and 50.4°F (10.2°C) respectively.

What is the average humidity in September in Montrose?

In Montrose, the average relative humidity in September is 81%.

How much does it rain in Montrose in September?

In Montrose, in September, it is raining for 13.5 days, with typically 2.44" (62mm) of accumulated precipitation.

When it does not snow in Montrose?

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

Does it snow in Montrose in September?

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

How many hours of daylight does Montrose have in September?

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

When is the sunrise / sunset in September in Montrose?

In September, on the first day of the month, sunrise is at 6:30 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:46 pm EDT.

How many hours of sunshine does Montrose have in September?

In Montrose, the average sunshine duration in September is 8.5h.

How high is the UV index in September in Montrose?

The average daily maximum UV index in September in Montrose is 3. A UV Index of 3 to 5 symbolizes 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
Montrose, PA

Average temperature in September - Montrose, PA
  • Average high temperature in September: 70.7°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in September: 50.4°F

The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure in September
Montrose, PA

Average pressure in September - Montrose, PA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Montrose, PA

Average wind speed in September - Montrose, PA
  • Average wind speed in September: 5.9mph

The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in September
Montrose, PA

Average humidity in September - Montrose, PA
  • Average humidity in September: 81%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is July (78%).

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Average rainfall in September
Montrose, PA

Average rainfall in September - Montrose, PA
  • Average rainfall in September: 2.44"

The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is January (2.2").

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Average rainfall days in September
Montrose, PA

Average rainfall days in September - Montrose, PA
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is February (7.5 days).

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Average snowfall in September
Montrose, PA

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

The month with the highest snowfall is February (10.2").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Montrose, PA

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

The months with the highest number of snowfall days are January and February (17.8 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
Montrose, PA

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).

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Average sunshine days in September
Montrose, PA

Average sunshine days in September - Montrose, PA
  • Average sunshine days in September: 14 days

The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (7.8 days).

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Average UV index in September
Montrose, PA

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

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 and December (UV index 1).

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Average cloud cover in September
Montrose, PA

Average cloud cover in September - Montrose, PA
  • Average cloud cover in September: 43

The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 38).

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Average visibility in September
Montrose, PA

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

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

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Montrose, Pennsylvania, USA

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