October weather forecast
Garrison, MD

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Weather in October

October, like September, in Garrison, Maryland, is another refreshing autumn month, with an average temperature varying between 64.8°F (18.2°C) and 49.5°F (9.7°C).

Temperature

The commencement of October involves a temperature shift, with the average high-temperature dropping from a moderately hot 76.5°F (24.7°C) in September to a refreshing 64.8°F (18.2°C). Throughout the month of October, Garrison witnesses an average temperature of 49.5°F (9.7°C).

Humidity

The average relative humidity in October is 77%.

Rainfall

In Garrison, in October, it is raining for 13.3 days, with typically 2.72" (69mm) of accumulated precipitation. In Garrison, during the entire year, the rain falls for 167.8 days and collects up to 34.53" (877mm) of precipitation.

Snowfall

In Garrison, snow does not fall in May through October.

Daylight

The average length of the day in October in Garrison is 11h and 9min.
On the first day of the month, sunrise is at 7:03 am and sunset at 6:49 pm. On the last day of October, sunrise is at 7:34 am and sunset at 6:06 pm EDT.

Sunshine

In October, the average sunshine is 5.6h.

UV index

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In October, the average maximum UV index of 3 translates into the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What is the usual temperature for Garrison in October?

In October, the average high-temperature and low-temperature are 64.8°F (18.2°C) and 49.5°F (9.7°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in August is estimated at 89.6°F (32°C).

What is the average humidity in October?

The average relative humidity in October is 77%.

How many days does it rain in October in Garrison?

In Garrison, during October, the rain falls for 13.3 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When it does not snow?

In Garrison, snow does not fall in May through October.

Does it snow in October?

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

How many hours of daylight does Garrison have in October?

In October, the average day length is 11h and 9min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 7:03 am and sunset at 6:49 pm. On the last day of the month, in Garrison, sunrise is at 7:34 am and sunset at 6:06 pm EDT.

How many hours of sunshine does Garrison have in October?

The average sunshine duration in October is 5.6h.

How high is the UV index in October?

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to 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
Garrison, MD

Average temperature in October - Garrison, MD
  • Average high temperature in October: 64.8°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in October: 49.5°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

Average pressure in October
Garrison, MD

Average pressure in October - Garrison, 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 (29.94"Hg).

Average wind speed in October
Garrison, MD

Average wind speed in October - Garrison, MD
  • Average wind speed in October: 7.3mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in October
Garrison, MD

Average humidity in October - Garrison, MD
  • Average humidity in October: 77%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are April and July (73%).

Average rainfall in October
Garrison, MD

Average rainfall in October - Garrison, MD
  • Average rainfall in October: 2.72"

The wettest month (with the highest rainfall) is August (4.37").
The driest months (with the least rainfall) are January and February (2.28").

Average rainfall days in October
Garrison, MD

Average rainfall days in October - Garrison, MD
  • Average rainfall days in October: 13.3 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in October
Garrison, MD

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

The month with the highest snowfall is March (3.39").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
Garrison, MD

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

The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in October / Average sunshine in October - Garrison, 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 24min).

  • Average sunshine in October: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 5h and 0min).

Average sunshine days in October
Garrison, MD

Average sunshine days in October - Garrison, MD
  • Average sunshine days in October: 15.5 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (10.2 days).

Average UV index in October
Garrison, MD

Average UV index in October - Garrison, 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).

Average cloud cover in October
Garrison, MD

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

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in October
Garrison, MD

Average visibility in October - Garrison, 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).

Garrison, Maryland, USA

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