October weather forecast
Riva, MD

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Weather in October

October, the same as September, is another comfortable autumn month in Riva, Maryland, with temperature in the range of an average high of 66.2°F (19°C) and an average low of 54.5°F (12.5°C).

Temperature

In Riva, the average high-temperature in October decreases from a warm 77°F (25°C) in September to a comfortable 66.2°F (19°C). An average low-temperature of 54.5°F (12.5°C) marks the month of October.

Humidity

The average relative humidity in October in Riva is 75%.

Rainfall

In Riva, during October, the rain falls for 8.8 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 120.4 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

Snowfall

In Riva, snow does not fall in April through October.

Daylight

The average length of the day in October in Riva is 11h and 10min.
On the first day of the month, sunrise is at 7:02 am and sunset at 6:48 pm. On the last day of October, sunrise is at 7:33 am and sunset at 6:06 pm EDT.

Sunshine

In Riva, Maryland, the average sunshine in October is 5.7h.

UV index

In October, the average daily maximum UV index in Riva, Maryland, is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 4 in October suggests the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. It's recommended to limit sun exposure when its radiation is at its peak during midday. Enhance your sun protection with tightly woven, yet airy clothing.
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Frequently asked questions

What is the average October temperature in Riva?

The high-temperature, in October, in Riva, is 66.2°F (19°C), while the low-temperature averages to 54.5°F (12.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in August is estimated at 89.6°F (32°C).

What is the average humidity in October in Riva?

The average relative humidity in October in Riva is 75%.

How much does it rain in Riva in October?

In October, in Riva, Maryland, the rain falls for 8.8 days. Throughout October, 0.87" (22mm) of precipitation is accumulated.

When it does not snow in Riva?

April through October are months without snowfall in Riva.

Does it snow in Riva in October?

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

How many hours of daylight does Riva have in October?

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

When is the sunrise / sunset in October in Riva?

On the first day of October in Riva, Maryland, sunrise is at 7:02 am and sunset at 6:48 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 6:06 pm EDT.

How many hours of sunshine does Riva have in October?

In Riva, Maryland, the average sunshine duration in October is 5.7h.

What is the UV index intensity in October in Riva?

In October, the average daily maximum UV index in Riva, Maryland, is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Riva, MD

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

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in October: 54.5°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in October
Riva, MD

Average pressure in October - Riva, MD
  • Average pressure in October: 30.03"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 October
Riva, MD

Average wind speed in October - Riva, MD
  • Average wind speed in October: 9mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in October
Riva, MD

Average humidity in October - Riva, MD
  • Average humidity in October: 75%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall in October
Riva, MD

Average rainfall in October - Riva, MD
  • Average rainfall in October: 0.87"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in October
Riva, MD

Average rainfall days in October - Riva, MD
  • Average rainfall days in October: 8.8 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

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Average snowfall in October
Riva, MD

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

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in October
Riva, MD

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

The month with the highest number of snowfall days is February (2.5 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
Riva, MD

Average daylight in October / Average sunshine in October - Riva, 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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in October
Riva, MD

Average sunshine days in October - Riva, MD
  • Average sunshine days in October: 20 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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Average UV index in October
Riva, MD

Average UV index in October - Riva, 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, February and December (UV index 2).

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Average cloud cover in October
Riva, MD

Average cloud cover in October - Riva, MD
  • Average cloud cover in October: 37

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in October
Riva, MD

Average visibility in October - Riva, 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).

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Riva, Maryland, USA

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