October weather forecast
Germantown, MD

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Weather in October

October is a month of transformation for Germantown as autumn deeply sets in. The weather takes a cooler turn, allowing residents to take out their warm apparel. The amber hues of fall fill the city, and there is a marked increase in relative humidity. Persistent rainfall refreshes the atmosphere, and moderate wind adds to the crispness of the autumn air. October's climate, replete with cool temperatures and falling leaves, undoubtedly makes it a picturesque month.

Temperature

Observing a mild shift, the average high-temperature during October reduces from September's warm 77.5°F (25.3°C) to an enjoyable 65.5°F (18.6°C). Germantown, during October nights, observes an average temperature of 48.9°F (9.4°C).

Humidity

The months with the highest humidity in Germantown are October and December, with an average relative humidity of 78%.

Rainfall

In Germantown, in October, during 12.2 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. Throughout the year, there are 159.4 rainfall days, and 30.71" (780mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Germantown, the average length of the day in October is 11h and 10min.
On the first day of the month, sunrise is at 7:05 am and sunset at 6:51 pm. On the last day of October, in Germantown, Maryland, sunrise is at 7:36 am and sunset at 6:08 pm EDT.

Sunshine

In October, the average sunshine in Germantown, Maryland, is 5.6h.

UV index

In October, the average daily maximum UV index in Germantown is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 3 in October, converts into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

What are the temperatures in Germantown in October?

In October, the average high-temperature and low-temperature in Germantown, Maryland, are 65.5°F (18.6°C) and 48.9°F (9.4°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 93.2°F (34°C).

What are the most humid months in Germantown?

October and December, with an average relative humidity of 78%, are most humid months in Germantown, Maryland.

What is the average humidity in October in Germantown?

In October, the average relative humidity is 78%.

How much does it rain in Germantown in October?

In October, in Germantown, Maryland, the rain falls for 12.2 days. Throughout October, 2.48" (63mm) of precipitation is accumulated.

When it does not snow in Germantown?

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

Does it snow in Germantown in October?

In Germantown, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Germantown have in October?

The average day length in October in Germantown, Maryland, is 11h and 10min.

When is the sunrise / sunset in October in Germantown?

In October, on the first day of the month, sunrise is at 7:05 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 6:08 pm EDT.

How many hours of sunshine does Germantown have in October?

In Germantown, the average sunshine duration in October is 5.6h.

What is the UV index reading in October in Germantown?

In October, the average daily maximum UV index in Germantown, Maryland, is 3. A UV Index reading of 3 to 5 represents a medium health risk 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 October
Germantown, MD

Average temperature in October - Germantown, MD
  • Average high temperature in October: 65.5°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in October: 48.9°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in October
Germantown, MD

Average pressure in October - Germantown, MD
  • Average pressure in October: 30.04"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in October
Germantown, MD

Average wind speed in October - Germantown, MD
  • Average wind speed in October: 6.4mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in October
Germantown, MD

Average humidity in October - Germantown, MD
  • Average humidity in October: 78%

The months with the highest relative humidity are October and December (78%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in October
Germantown, MD

Average rainfall in October - Germantown, MD
  • Average rainfall in October: 2.48"

The wettest month (with the highest rainfall) is August (3.78").
The driest months (with the least rainfall) are January and February (1.97").

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Average rainfall days in October
Germantown, MD

Average rainfall days in October - Germantown, MD
  • Average rainfall days in October: 12.2 days

The month with the highest number of rainy days is May (17.5 days).
The months with the least rainy days are January and November (9.5 days).

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Average snowfall in October
Germantown, MD

Average snowfall in October - Germantown, MD
  • Average snowfall in October: 0"

The month with the highest snowfall is March (2.83").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in October
Germantown, MD

Average snowfall days in October - Germantown, MD
  • Average snowfall days in October: 0 days

The months with the highest number of snowfall days are January and February (5.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in October /
Average sunshine in October
Germantown, MD

Average daylight in October / Average sunshine in October - Germantown, MD
  • Average daylight in October: 11h and 1min

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 30min).

  • Average sunshine in October: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

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Average sunshine days in October
Germantown, MD

Average sunshine days in October - Germantown, MD
  • Average sunshine days in October: 16.7 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in October
Germantown, MD

Average UV index in October - Germantown, MD
  • Average UV index in October: 3

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 October
Germantown, MD

Average cloud cover in October - Germantown, MD
  • Average cloud cover in October: 39

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in October
Germantown, MD

Average visibility in October - Germantown, MD
  • Average visibility in October: 6mi

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

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Germantown, Maryland, USA

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