September weather forecast
Cocolamus, PA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Cocolamus, Pennsylvania, with an average temperature ranging between min 54.3°F (12.4°C) and max 74.3°F (23.5°C).

Temperature

September brings a slight decrease in temperature, down from a moderately hot 81.7°F (27.6°C) in August to a still warm 74.3°F (23.5°C). In the month of September, Cocolamus's average low-temperature falls to a cool 54.3°F (12.4°C).

Humidity

In Cocolamus, the average relative humidity in September is 79%.

Rainfall

In Cocolamus, during September, the rain falls for 12.5 days and regularly aggregates up to 2.09" (53mm) of precipitation. In Cocolamus, Pennsylvania, during the entire year, the rain falls for 157.4 days and collects up to 28.46" (723mm) of precipitation.

Snowfall

In Cocolamus, 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 September, sunrise is at 6:36 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:52 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: During September, 4 as the daily maximum UV index converts into the following advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Around midday, solar radiation is most harmful; hence, exposure should be limited. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.

Frequently asked questions

What is the average September temperature?

During September, Cocolamus experiences an average high-temperature of 74.3°F (23.5°C) and a low-temperature of 54.3°F (12.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is evaluated at 87.8°F (31°C).

What is the average humidity in September?

The average relative humidity in September is 79%.

How much does it rain in September?

In Cocolamus, during September, the rain falls for 12.5 days and regularly aggregates up to 2.09" (53mm) of precipitation.

When it does not snow in Cocolamus?

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

Does it snow in September?

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

How many hours of daylight does Cocolamus have in September?

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

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:36 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 6:52 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 8.7h.

What is the UV index reading in September?

The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health threat 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
Cocolamus, PA

Average temperature in September - Cocolamus, PA
  • Average high temperature in September: 74.3°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in September: 54.3°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in September
Cocolamus, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in September
Cocolamus, PA

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

The windiest months (with the highest average wind speed) are March and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in September
Cocolamus, PA

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

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (75%).

Average rainfall in September
Cocolamus, PA

Average rainfall in September - Cocolamus, PA
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (2.01").

Average rainfall days in September
Cocolamus, PA

Average rainfall days in September - Cocolamus, PA
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in September
Cocolamus, PA

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

The month with the highest snowfall is February (3.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Cocolamus, PA

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

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 4h and 12min).

Average sunshine days in September
Cocolamus, PA

Average sunshine days in September - Cocolamus, PA
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in September
Cocolamus, PA

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

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

Average cloud cover in September
Cocolamus, PA

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

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 33).

Average visibility in September
Cocolamus, PA

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

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

Cocolamus, Pennsylvania, USA

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