October weather forecast
Chevy Chase, MD

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Weather in October

October, the same as September, is another comfortable autumn month in Chevy Chase, Maryland, with an average temperature fluctuating between 66.2°F (19°C) and 50.7°F (10.4°C).

Temperature

Chevy Chase in October experiences a subtle temperature decline, with average high-temperatures reducing from a moderately hot 78.4°F (25.8°C) in September to a refreshing 66.2°F (19°C). An average low-temperature of 50.7°F (10.4°C) marks the month of October in Chevy Chase.

Humidity

In Chevy Chase, the average relative humidity in October is 75%.

Rainfall

In Chevy Chase, in October, it is raining for 10.5 days, with typically 2.13" (54mm) of accumulated precipitation. Throughout the year, there are 150.3 rainfall days, and 28.66" (728mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In October, the average length of the day is 11h and 10min.
On the first day of the month, sunrise is at 7:04 am and sunset at 6:50 pm. On the last day of October, sunrise is at 7:35 am and sunset at 6:08 pm EDT.

Sunshine

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

UV index

In Chevy Chase, the average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 4 in October suggests the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What is the usual temperature for Chevy Chase in October?

In Chevy Chase, 66.2°F (19°C) is the average high-temperature and 50.7°F (10.4°C) is the average low-temperature during October. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 95°F (35°C).

What is the average humidity in October in Chevy Chase?

In Chevy Chase, Maryland, the average relative humidity in October is 75%.

How much does it rain in Chevy Chase in October?

In Chevy Chase, Maryland, in October, during 10.5 rainfall days, 2.13" (54mm) of precipitation is typically accumulated.

When it does not snow in Chevy Chase?

May through October are months without snowfall in Chevy Chase.

Does it snow in Chevy Chase in October?

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

How many hours of daylight does Chevy Chase have in October?

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

What time are sunrise and sunset in October in Chevy Chase?

In October, on the first day of the month, sunrise is at 7:04 am and sunset at 6:50 pm. On the last day of the month, in Chevy Chase, Maryland, sunrise is at 7:35 am and sunset at 6:08 pm EDT.

How many hours of sunshine does Chevy Chase have in October?

In Chevy Chase, Maryland, the average sunshine duration in October is 5.6h.

How high is the UV index in October in Chevy Chase?

In Chevy Chase, Maryland, the average daily maximum UV index in October is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Chevy Chase, MD

Average temperature in October - Chevy Chase, MD
  • Average high temperature in October: 66.2°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in October: 50.7°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in October
Chevy Chase, MD

Average pressure in October - Chevy Chase, 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
Chevy Chase, MD

Average wind speed in October - Chevy Chase, MD
  • Average wind speed in October: 6.6mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in October
Chevy Chase, MD

Average humidity in October - Chevy Chase, MD
  • Average humidity in October: 75%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in October
Chevy Chase, MD

Average rainfall in October - Chevy Chase, MD
  • Average rainfall in October: 2.13"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (1.69").

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Average rainfall days in October
Chevy Chase, MD

Average rainfall days in October - Chevy Chase, MD
  • Average rainfall days in October: 10.5 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in October
Chevy Chase, MD

Average snowfall in October - Chevy Chase, MD
  • Average snowfall in October: 0"

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
Chevy Chase, MD

Average snowfall days in October - Chevy Chase, MD
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in October /
Average sunshine in October
Chevy Chase, MD

Average daylight in October / Average sunshine in October - Chevy Chase, 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 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 0min).

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Average sunshine days in October
Chevy Chase, MD

Average sunshine days in October - Chevy Chase, MD
  • Average sunshine days in October: 18.5 days

The month with the most sunshine days is November (20.4 days).
The months with the least sunshine days are May and July (12.3 days).

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Average UV index in October
Chevy Chase, MD

Average UV index in October - Chevy Chase, MD
  • Average UV index in October: 4

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, November and December (UV index 2).

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Average cloud cover in October
Chevy Chase, MD

Average cloud cover in October - Chevy Chase, MD
  • Average cloud cover in October: 40

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in October
Chevy Chase, MD

Average visibility in October - Chevy Chase, 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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Chevy Chase, Maryland, USA

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