September weather forecast
Crisfield, MD

Weather in September

The first month of the autumn, September, is also a moderately hot month in Crisfield, Maryland, with an average temperature varying between 68.9°F (20.5°C) and 76.3°F (24.6°C).

Temperature

In Crisfield, the average high-temperature in September marginally drops from 81.9°F (27.7°C) in August to a still warm 76.3°F (24.6°C). In September, in Crisfield, the average low-temperature is 68.9°F (20.5°C).

Humidity

In Crisfield, the average relative humidity in September is 76%.

Rainfall

In September, in Crisfield, Maryland, the rain falls for 14.2 days. Throughout September, 2.72" (69mm) of precipitation is accumulated. In Crisfield, during the entire year, the rain falls for 158.7 days and collects up to 32.72" (831mm) of precipitation.

Snowfall

In Crisfield, snow does not fall in April through November.

Ocean temperature

In Crisfield, the average seawater temperature in September is 74.1°F (23.4°C).
Note: For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 74.1°F (23.4°C).

Daylight

In September, the average length of the day in Crisfield is 12h and 25min.
On the first day of the month, sunrise is at 6:33 am and sunset at 7:33 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:48 pm EDT.

Sunshine

In September, the average sunshine in Crisfield is 9.3h.

UV index

The average daily maximum UV index in September in Crisfield is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in September in Crisfield?

The average relative humidity in September is 76%.

How much does it rain in Crisfield in September?

In Crisfield, Maryland, during September, the rain falls for 14.2 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When it does not snow in Crisfield?

In Crisfield, snow does not fall in April through November.

What is the ocean temperature in September in Crisfield?

In Crisfield, in September, the average water temperature is 74.1°F (23.4°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 74.1°F (23.4°C) water.

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

The average day length in September in Crisfield, Maryland, is 12h and 25min.

When are sunrise and sunset in September in Crisfield?

In September, on the first day of the month, sunrise is at 6:33 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:48 pm EDT.

How many hours of sunshine does Crisfield have in September?

In September, the average sunshine duration is 9.3h.

How high is the UV index in September in Crisfield?

In Crisfield, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Crisfield, MD

Average temperature in September - Crisfield, MD
  • Average high temperature in September: 76.3°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in September: 68.9°F

The month with the highest average low temperature is July (74.7°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).

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Average pressure in September
Crisfield, MD

Average pressure in September - Crisfield, MD
  • Average pressure in September: 30.04"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).

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Average wind speed in September
Crisfield, MD

Average wind speed in September - Crisfield, MD
  • Average wind speed in September: 10mph

The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in September
Crisfield, MD

Average humidity in September - Crisfield, MD
  • Average humidity in September: 76%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and November (74%).

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Average rainfall in September
Crisfield, MD

Average rainfall in September - Crisfield, MD
  • Average rainfall in September: 2.72"

The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (1.93").

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Average rainfall days in September
Crisfield, MD

Average rainfall days in September - Crisfield, MD
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in September
Crisfield, MD

Average snowfall in September - Crisfield, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Crisfield, MD

Average snowfall days in September - Crisfield, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (1.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in September
Crisfield, MD

Average sea temperature in September - Crisfield, MD
  • Average sea temperature in September: 74.2°F

The best month for swimming (with the highest average sea temperature) is August (78.6°F).
The coldest month (with the lowest average sea temperature) is February (41.5°F).

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Average daylight in September /
Average sunshine in September
Crisfield, MD

Average daylight in September / Average sunshine in September - Crisfield, MD
  • Average daylight in September: 12h and 25min

The month with the longest days is June (Average daylight: 14h and 46min).
The month with the shortest days is December (Average daylight: 9h and 35min).

  • Average sunshine in September: 9h and 18min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in September
Crisfield, MD

Average sunshine days in September - Crisfield, MD
  • Average sunshine days in September: 13.5 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (11.2 days).

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Average UV index in September
Crisfield, MD

Average UV index in September - Crisfield, MD
  • Average UV index in September: 5

The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in September
Crisfield, MD

Average cloud cover in September - Crisfield, MD
  • Average cloud cover in September: 32

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in September
Crisfield, MD

Average visibility in September - Crisfield, MD
  • Average visibility in September: 6mi

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

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