September weather forecast
Saint Michaels, MD

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Weather in September

The first month of the autumn, September, is still a warm month in Saint Michaels, Maryland, with an average temperature ranging between max 76.8°F (24.9°C) and min 64°F (17.8°C).

Temperature

With the commencement of September, Saint Michaels records a moderate temperature decline, with the average high easing from August's 82.9°F (28.3°C) to a still moderately hot 76.8°F (24.9°C). Saint Michaels, in the month of September, anticipates a consistent average low-temperature of 64°F (17.8°C).

Humidity

In Saint Michaels, the average relative humidity in September is 77%.

Rainfall

In Saint Michaels, Maryland, in September, during 14.3 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. In Saint Michaels, during the entire year, the rain falls for 157 days and collects up to 32.91" (836mm) of precipitation.

Snowfall

In Saint Michaels, snow does not fall in May through October.

Ocean temperature

In Saint Michaels, the average seawater temperature in September is 73.9°F (23.3°C).
Note: Every individual's cold threshold differs, but factors like today's sunshine, wind, and temperature can tip the scales for a delightful swim in 73.9°F (23.3°C) waters. For reference, Olympians swim in waters of 77°F (25°C) to 82.4°F (28°C).

Daylight

In Saint Michaels, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:34 am and sunset at 7:34 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:48 pm EDT.

Sunshine

In Saint Michaels, the average sunshine in September is 9.5h.

UV index

The average daily maximum UV index in September in Saint Michaels is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Guard yourself - Avoiding sunburn is suggested. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Watch out! Sand and water enhance the UV exposure you receive.
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Frequently asked questions

What are September temperatures in Saint Michaels?

In September, the average high-temperature and low-temperature in Saint Michaels, Maryland, are 76.8°F (24.9°C) and 64°F (17.8°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 89.6°F (32°C).

What is the average humidity in September in Saint Michaels?

The average relative humidity in September in Saint Michaels, Maryland, is 77%.

How much does it rain in Saint Michaels in September?

In September, the rain falls for 14.3 days. Throughout September, 2.36" (60mm) of precipitation is accumulated.

When it does not snow in Saint Michaels?

In Saint Michaels, snow does not fall in May through October.

What is the ocean temperature in September in Saint Michaels?

In Saint Michaels, Maryland, the average seawater temperature in September is 73.9°F (23.3°C). 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 73.9°F (23.3°C).

What is the average length of the day in September in Saint Michaels?

The average day length in September is 12h and 26min.

When are sunrise and sunset in September in Saint Michaels?

In September, on the first day of the month, sunrise is at 6:34 am and sunset at 7:34 pm. On the last day of the month, in Saint Michaels, Maryland, sunrise is at 7:00 am and sunset at 6:48 pm EDT.

How long on average sun shines in September in Saint Michaels?

The average sunshine duration in September is 9.5h.

What is the UV index reading in September in Saint Michaels?

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
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
Saint Michaels, MD

Average temperature in September - Saint Michaels, MD
  • Average high temperature in September: 76.8°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in September: 64°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (30°F).

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Average pressure in September
Saint Michaels, MD

Average pressure in September - Saint Michaels, MD
  • Average pressure in September: 30.05"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).

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Average wind speed in September
Saint Michaels, MD

Average wind speed in September - Saint Michaels, MD
  • Average wind speed in September: 7.5mph

The windiest months (with the highest average wind speed) are February and March (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in September
Saint Michaels, MD

Average humidity in September - Saint Michaels, MD
  • Average humidity in September: 77%

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).

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Average rainfall in September
Saint Michaels, MD

Average rainfall in September - Saint Michaels, MD
  • Average rainfall in September: 2.36"

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
Saint Michaels, MD

Average rainfall days in September - Saint Michaels, MD
  • Average rainfall days in September: 14.3 days

The month with the highest number of rainy days is May (17.2 days).
The months with the least rainy days are January and November (8.8 days).

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Average snowfall in September
Saint Michaels, MD

Average snowfall in September - Saint Michaels, MD
  • Average snowfall in September: 0"

The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Saint Michaels, MD

Average snowfall days in September - Saint Michaels, MD
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.2 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
Saint Michaels, MD

Average sea temperature in September - Saint Michaels, MD
  • Average sea temperature in September: 73.9°F

The best month for swimming (with the highest average sea temperature) is August (77.8°F).
The coldest month (with the lowest average sea temperature) is February (45.1°F).

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Average daylight in September /
Average sunshine in September
Saint Michaels, MD

Average daylight in September / Average sunshine in September - Saint Michaels, MD
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).

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Average sunshine days in September
Saint Michaels, MD

Average sunshine days in September - Saint Michaels, MD
  • Average sunshine days in September: 13.8 days

The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and August (11.8 days).

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Average UV index in September
Saint Michaels, MD

Average UV index in September - Saint Michaels, MD
  • Average UV index in September: 5

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

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Average cloud cover in September
Saint Michaels, MD

Average cloud cover in September - Saint Michaels, MD
  • Average cloud cover in September: 32

The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in September
Saint Michaels, MD

Average visibility in September - Saint Michaels, 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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Saint Michaels, Maryland, USA

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