Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
October's arrival comes with a decrease in the average high-temperature, moving from a moderately hot 76.3°F (24.6°C) in September to an enjoyable 64.8°F (18.2°C). October brings an average low-temperature of 50.2°F (10.1°C) to Riderwood.Humidity
In October, the average relative humidity in Riderwood is 77%.Rainfall
In October, in Riderwood, the rain falls for 7.3 days. Throughout October, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 102.3 rainfall days, and 9.25" (235mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Riderwood, Maryland.Daylight
In October, the average length of the day in Riderwood is 11h and 9min.On the first day of October in Riderwood, sunrise is at 7:03 am and sunset at 6:48 pm. On the last day of the month, 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 in Riderwood is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: In October, the maximum UV index of 3 transforms into these recommendations:
Take necessary precautions - Defending against sun damage is advocated. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Frequently asked questions
What are October temperatures in Riderwood?
What is the average humidity in October in Riderwood?
How many days does it rain in October in Riderwood?
When it does not snow in Riderwood?
Does it snow in Riderwood in October?
What is the average length of the day in October in Riderwood?
When are sunrise and sunset in October in Riderwood?
How many hours of sunshine does Riderwood have in October?
How high is the UV index in October in Riderwood?
Average temperature in October
Riderwood, 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: 50.2°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure in October
Riderwood, 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
Riderwood, MD
- Average wind speed in October: 7.5mph
The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in October
Riderwood, MD
- Average humidity in October: 77%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is April (73%).
Average rainfall in October
Riderwood, MD
- Average rainfall in October: 0.71"
The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in October
Riderwood, MD
- Average rainfall days in October: 7.3 days
The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is January (5.2 days).
Average snowfall in October
Riderwood, MD
- Average snowfall in October: 0"
The month with the highest snowfall is January (0.55").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Riderwood, MD
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is February (3.8 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
Riderwood, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in October
Riderwood, MD
- Average sunshine days in October: 21.3 days
The month with the most sunshine days is November (22.9 days).
The month with the least sunshine days is July (15.2 days).
Average UV index in October
Riderwood, 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
Riderwood, 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
Riderwood, 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).
Riderwood, Maryland, USA
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