October weather forecast
Riverdale Gardens, MD

Share

Weather in October

October, like September, in Riverdale Gardens, Maryland, is another comfortable autumn month, with an average temperature ranging between max 66.2°F (19°C) and min 51.8°F (11°C).

Temperature

The transition into October is accompanied by a temperature decrease, with the average high-temperature shifting from a moderately hot 78.1°F (25.6°C) in September to a comfortable 66.2°F (19°C). An average temperature of 51.8°F (11°C) marks the nights in Riverdale Gardens in October.

Humidity

The months with the highest humidity are May, October and December, with an average relative humidity of 76%.

Rainfall

In October, the rain falls for 11.8 days. Throughout October, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 157.9 rainfall days, and 31.14" (791mm) of precipitation is accumulated.

Snowfall

In Riverdale Gardens, snow does not fall in May through November.

Daylight

The average length of the day in October is 11h and 10min.
On the first day of the month, sunrise is at 7:04 am and sunset at 6:49 pm. On the last day of October, sunrise is at 7:34 am and sunset at 6:07 pm EDT.

Sunshine

In Riverdale Gardens, the average sunshine in October is 5.6h.

UV index

In October, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 4 during October translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Riverdale Gardens in October?

In Riverdale Gardens, 66.2°F (19°C) is the average high-temperature and 51.8°F (11°C) is the average low-temperature during October. In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is appraised at 93.2°F (34°C).

What are the most humid months?

The months with the highest humidity are May, October and December, with an average relative humidity of 76%.

What is the average humidity in October?

In October, the average relative humidity is 76%.

How many days does it rain in October?

In October, the rain falls for 11.8 days. Throughout October, 2.64" (67mm) of precipitation is accumulated.

When it does not snow?

May through November are months without snowfall.

How many hours of daylight does Riverdale Gardens have in October?

In October, the average day length is 11h and 10min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 7:04 am and sunset at 6:49 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 6:07 pm EDT.

How long on average sun shines in October?

The average sunshine duration in October is 5.6h.

How high is the UV index in October?

In October, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes 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
Riverdale Gardens, MD

Average temperature in October - Riverdale Gardens, MD
  • Average high temperature in October: 66.2°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in October: 51.8°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure in October
Riverdale Gardens, MD

Average pressure in October - Riverdale Gardens, 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
Riverdale Gardens, MD

Average wind speed in October - Riverdale Gardens, MD
  • Average wind speed in October: 6.9mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in October
Riverdale Gardens, MD

Average humidity in October - Riverdale Gardens, MD
  • Average humidity in October: 76%

The months with the highest relative humidity are May, October and December (76%).
The months with the lowest relative humidity are April and July (71%).

Average rainfall in October
Riverdale Gardens, MD

Average rainfall in October - Riverdale Gardens, MD
  • Average rainfall in October: 2.64"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in October
Riverdale Gardens, MD

Average rainfall days in October - Riverdale Gardens, MD
  • Average rainfall days in October: 11.8 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (9 days).

Average snowfall in October
Riverdale Gardens, MD

Average snowfall in October - Riverdale Gardens, 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, October and November (0").

Average snowfall days in October
Riverdale Gardens, MD

Average snowfall days in October - Riverdale Gardens, MD
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (4.1 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
Riverdale Gardens, MD

Average daylight in October / Average sunshine in October - Riverdale Gardens, 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 February (Average sunshine: 5h and 0min).

Average sunshine days in October
Riverdale Gardens, MD

Average sunshine days in October - Riverdale Gardens, MD
  • Average sunshine days in October: 17.4 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in October
Riverdale Gardens, MD

Average UV index in October - Riverdale Gardens, 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 and December (UV index 2).

Average cloud cover in October
Riverdale Gardens, MD

Average cloud cover in October - Riverdale Gardens, MD
  • Average cloud cover in October: 38

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

Average visibility in October
Riverdale Gardens, MD

Average visibility in October - Riverdale Gardens, MD
  • Average visibility in October: 6mi

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

Riverdale Gardens, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location