September weather forecast
Colora, MD

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Weather in September

September, the first month of the autumn in Colora, is also a moderately hot month, with an average temperature fluctuating between 59.7°F (15.4°C) and 76.5°F (24.7°C).

Temperature

In September, the meteorological conditions change slightly, with the average high-temperature moving from 82.8°F (28.2°C) in August to a still warm 76.5°F (24.7°C). In the month of September, an average of 59.7°F (15.4°C) marks the low-temperature in Colora.

Humidity

In Colora, the average relative humidity in September is 78%.

Rainfall

The month with the least rainfall in Colora is September, when the rain falls for 11.8 days and typically collects 1.97" (50mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

In Colora, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:33 am and sunset at 7:35 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:47 pm EDT.

Sunshine

In September, the average sunshine in Colora is 9.1h.

UV index

In September, the average daily maximum UV index in Colora is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 5 during September translates into these guidelines:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the usual temperature for Colora in September?

In September, in Colora, the average high-temperature is 76.5°F (24.7°C), and the average low-temperature is 59.7°F (15.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), 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 Colora?

The average relative humidity in September in Colora, Maryland, is 78%.

What is the driest month in Colora?

September is the month with the least rainfall in Colora, Maryland. Rain falls for 11.8 days and accumulates 1.97" (50mm) of precipitation.

How many days does it rain in September in Colora?

In Colora, in September, during 11.8 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Colora?

In Colora, snow does not fall in June through October.

How many hours of daylight does Colora have in September?

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

What time are sunrise and sunset in September in Colora?

On the first day of September in Colora, Maryland, sunrise is at 6:33 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:47 pm EDT.

How many hours of sunshine does Colora have in September?

In Colora, Maryland, the average sunshine duration in September is 9.1h.

What is the UV index reading in September in Colora?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents 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
Colora, MD

Average temperature in September - Colora, MD
  • Average high temperature in September: 76.5°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in September: 59.7°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in September
Colora, MD

Average pressure in September - Colora, 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
Colora, MD

Average wind speed in September - Colora, MD
  • Average wind speed in September: 6mph

The windiest months (with the highest average wind speed) are February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in September
Colora, MD

Average humidity in September - Colora, MD
  • Average humidity in September: 78%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in September
Colora, MD

Average rainfall in September - Colora, MD
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in September
Colora, MD

Average rainfall days in September - Colora, MD
  • Average rainfall days in September: 11.8 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in September
Colora, MD

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

The month with the highest snowfall is January (2.4").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Colora, MD

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

The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in September
Colora, MD

Average sunshine days in September - Colora, MD
  • Average sunshine days in September: 16.8 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in September
Colora, MD

Average UV index in September - Colora, 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, February, November and December (UV index 2).

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Average cloud cover in September
Colora, MD

Average cloud cover in September - Colora, MD
  • Average cloud cover in September: 36

The months with the most cloud cover are February, March and May (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in September
Colora, MD

Average visibility in September - Colora, MD
  • Average visibility in September: 5mi

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

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Colora, Maryland, USA

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