September weather forecast
Mountainhome, PA

Weather in September

The first month of the autumn, September, is still a pleasant month in Mountainhome, Pennsylvania, with an average temperature fluctuating between 53.1°F (11.7°C) and 72.5°F (22.5°C).

Temperature

In September, the average high-temperature marginally drops from a warm 79.3°F (26.3°C) in August to a pleasant 72.5°F (22.5°C). In September, the average low-temperature is 53.1°F (11.7°C).

Humidity

In September, the average relative humidity is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.7 days and accumulates 1.93" (49mm) of precipitation.

Snowfall

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

Daylight

In Mountainhome, the average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 6:27 am and sunset at 7:34 pm. On the last day of September, in Mountainhome, Pennsylvania, sunrise is at 6:56 am and sunset at 6:45 pm EDT.

Sunshine

The average sunshine in September is 8.7h.

UV index

In Mountainhome, Pennsylvania, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 4 in September transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in Mountainhome?

In Mountainhome, in September, the average high-temperature is 72.5°F (22.5°C), and the average low-temperature is 53.1°F (11.7°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 87.8°F (31°C).

What is the average humidity in September in Mountainhome?

In September, the average relative humidity is 79%.

What is the driest month in Mountainhome?

The month with the least rainfall in Mountainhome is September, when the rain falls for 12.7 days and typically collects 1.93" (49mm) of precipitation.

How much does it rain in Mountainhome in September?

In Mountainhome, in September, during 12.7 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

When it does not snow in Mountainhome?

In Mountainhome, Pennsylvania, snow does not fall in June through September.

Does it snow in Mountainhome in September?

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

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

The average day length in September in Mountainhome is 12h and 28min.

When are sunrise and sunset in September in Mountainhome?

On the first day of September in Mountainhome, sunrise is at 6:27 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:45 pm EDT.

How long on average sun shines in September in Mountainhome?

The average sunshine duration in September in Mountainhome is 8.7h.

What is the UV index reading in September in Mountainhome?

In Mountainhome, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Mountainhome, PA

Average temperature in September - Mountainhome, PA
  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in September: 53.1°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

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Average pressure in September
Mountainhome, PA

Average pressure in September - Mountainhome, 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
Mountainhome, PA

Average wind speed in September - Mountainhome, PA
  • Average wind speed in September: 5.7mph

The windiest months (with the highest average wind speed) are January, February and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in September
Mountainhome, PA

Average humidity in September - Mountainhome, PA
  • Average humidity in September: 79%

The months with the highest relative humidity are February and December (83%).
The months with the lowest relative humidity are April and July (77%).

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Average rainfall in September
Mountainhome, PA

Average rainfall in September - Mountainhome, PA
  • Average rainfall in September: 1.93"

The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in September
Mountainhome, PA

Average rainfall days in September - Mountainhome, PA
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is January (8.9 days).

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Average snowfall in September
Mountainhome, PA

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

The month with the highest snowfall is February (5.47").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Mountainhome, PA

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

The month with the highest number of snowfall days is January (10.3 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
Mountainhome, PA

Average daylight in September / Average sunshine in September - Mountainhome, PA
  • Average daylight in September: 12h and 28min

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 16min).

  • Average sunshine in September: 8h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in September
Mountainhome, PA

Average sunshine days in September - Mountainhome, PA
  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is July (9.6 days).

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Average UV index in September
Mountainhome, PA

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

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).

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Average cloud cover in September
Mountainhome, PA

Average cloud cover in September - Mountainhome, PA
  • Average cloud cover in September: 41

The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in September
Mountainhome, PA

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

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

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