September weather forecast
Calvert, PA

Share

Weather in September

September, the first month of the autumn in Calvert, is still a pleasant month, with an average temperature varying between 72.1°F (22.3°C) and 51.6°F (10.9°C).

Temperature

A moderate decline in average high-temperatures is noted in September, moving from a moderately hot 79.2°F (26.2°C) in August to an agreeable 72.1°F (22.3°C). Calvert anticipates an average minimum temperature of 51.6°F (10.9°C) in the month of September.

Humidity

The average relative humidity in September is 80%.

Rainfall

In Calvert, Pennsylvania, in September, it is raining for 13.9 days, with typically 2.56" (65mm) of accumulated precipitation. Throughout the year, in Calvert, Pennsylvania, there are 170.2 rainfall days, and 32.2" (818mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September in Calvert is 12h and 28min.
On the first day of the month, sunrise is at 6:34 am and sunset at 7:40 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:50 pm EDT.

Sunshine

In Calvert, the average sunshine in September is 8.6h.

UV index

In Calvert, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In September, the UV index of 3 transforms into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Stay sun-safe with clothing that is both closely woven and worn loosely.
[Resources]

Frequently asked questions

What is the temperature in September in Calvert?

The average high-temperature, in September, in Calvert, is 72.1°F (22.3°C), while the average low-temperature is 51.6°F (10.9°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 evaluated at 87.8°F (31°C).

What is the average humidity in September in Calvert?

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

How many days does it rain in September in Calvert?

In September, in Calvert, the rain falls for 13.9 days. Throughout September, 2.56" (65mm) of precipitation is accumulated.

When it does not snow in Calvert?

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

Does it snow in Calvert in September?

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

How many hours of daylight does Calvert have in September?

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

When are sunrise and sunset in September in Calvert?

In September, on the first day of the month, sunrise is at 6:34 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:50 pm EDT.

How many hours of sunshine does Calvert have in September?

The average sunshine duration in September is 8.6h.

What is the UV index reading in September in Calvert?

In Calvert, Pennsylvania, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe 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
Calvert, PA

Average temperature in September - Calvert, PA
  • Average high temperature in September: 72.1°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 (30.7°F).

  • Average low temperature in September: 51.6°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).

[Resources]

Average pressure in September
Calvert, PA

Average pressure in September - Calvert, 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).

[Resources]

Average wind speed in September
Calvert, PA

Average wind speed in September - Calvert, PA
  • Average wind speed in September: 5.3mph

The windiest months (with the highest average wind speed) are January, March and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

[Resources]

Average humidity in September
Calvert, PA

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

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (77%).

[Resources]

Average rainfall in September
Calvert, PA

Average rainfall in September - Calvert, PA
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is July (3.43").
The driest month (with the least rainfall) is November (1.93").

[Resources]

Average rainfall days in September
Calvert, PA

Average rainfall days in September - Calvert, PA
  • Average rainfall days in September: 13.9 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (8.8 days).

[Resources]

Average snowfall in September
Calvert, PA

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

The month with the highest snowfall is February (6.18").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in September
Calvert, PA

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

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in September / Average sunshine in September - Calvert, 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 12min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).

[Resources]

Average sunshine days in September
Calvert, PA

Average sunshine days in September - Calvert, PA
  • Average sunshine days in September: 13.6 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is July (9.9 days).

[Resources]

Average UV index in September
Calvert, PA

Average UV index in September - Calvert, 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).

[Resources]

Average cloud cover in September
Calvert, PA

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

The months with the most cloud cover are January, February and December (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 36).

[Resources]

Average visibility in September
Calvert, PA

Average visibility in September - Calvert, 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).

[Resources]

Calvert, Pennsylvania, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location