September weather forecast
Patmos, OH

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Weather in September

The first month of the autumn, September, is still a warm month in Patmos, Ohio, with an average temperature fluctuating between 74.3°F (23.5°C) and 54.5°F (12.5°C).

Temperature

September is characterized by a mild reduction in the average high-temperature, from 80.8°F (27.1°C) in August to a still moderately hot 74.3°F (23.5°C). The low-temperature average for Patmos during September stands at a cool 54.5°F (12.5°C).

Humidity

The average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 14.7 days and accumulates 2.05" (52mm) of precipitation.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of the month, sunrise is at 6:51 am and sunset at 7:55 pm. On the last day of September, in Patmos, sunrise is at 7:19 am and sunset at 7:06 pm EDT.

Sunshine

In Patmos, the average sunshine in September is 8.2h.

UV index

In September, the average daily maximum UV index in Patmos is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 4 in September transforms into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What are September temperatures in Patmos?

During September, Patmos experiences an average high-temperature of 74.3°F (23.5°C) and a low-temperature of 54.5°F (12.5°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, in August is evaluated at 86°F (30°C).

What is the average humidity in September in Patmos?

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

What is the driest month in Patmos?

September is the month with the least rainfall. Rain falls for 14.7 days and accumulates 2.05" (52mm) of precipitation.

How many days does it rain in September in Patmos?

In Patmos, during September, the rain falls for 14.7 days and regularly aggregates up to 2.05" (52mm) of precipitation.

When it does not snow in Patmos?

June through September are months without snowfall.

Does it snow in Patmos in September?

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

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

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

What time are sunrise and sunset in September in Patmos?

On the first day of September, sunrise is at 6:51 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:06 pm EDT.

How many hours of sunshine does Patmos have in September?

In September, the average sunshine duration in Patmos is 8.2h.

What is the UV index reading in September in Patmos?

The average daily maximum UV index in September in Patmos, Ohio, is 4. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Patmos, OH

Average temperature in September - Patmos, OH
  • Average high temperature in September: 74.3°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in September: 54.5°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in September
Patmos, OH

Average pressure in September - Patmos, OH
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in September
Patmos, OH

Average wind speed in September - Patmos, OH
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in September
Patmos, OH

Average humidity in September - Patmos, OH
  • Average humidity in September: 79%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in September
Patmos, OH

Average rainfall in September - Patmos, OH
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in September
Patmos, OH

Average rainfall days in September - Patmos, OH
  • Average rainfall days in September: 14.7 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (9 days).

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Average snowfall in September
Patmos, OH

Average snowfall in September - Patmos, OH
  • Average snowfall in September: 0"

The month with the highest snowfall is January (6.57").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Patmos, OH

Average snowfall days in September - Patmos, OH
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (17.9 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
Patmos, OH

Average daylight in September / Average sunshine in September - Patmos, OH
  • 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 18min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

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Average sunshine days in September
Patmos, OH

Average sunshine days in September - Patmos, OH
  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is November (13.8 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in September
Patmos, OH

Average UV index in September - Patmos, OH
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in September
Patmos, OH

Average cloud cover in September - Patmos, OH
  • Average cloud cover in September: 40

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in September
Patmos, OH

Average visibility in September - Patmos, OH
  • Average visibility in September: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

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Patmos, Ohio, USA

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