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
The shift from September to October involves a decrease in the average high-temperature, from a warm 79°F (26.1°C) to a refreshing 67.1°F (19.5°C). Potomac Heights throughout October, experiences an average nighttime temperature of 50.7°F (10.4°C).Humidity
The months with the highest humidity are May, October and December, with an average relative humidity of 77%.Rainfall
In October, the rain falls for 12 days. Throughout October, 2.6" (66mm) of precipitation is accumulated. Throughout the year, there are 164.3 rainfall days, and 32.32" (821mm) of precipitation is accumulated.Snowfall
May through November are months without snowfall.Daylight
The average length of the day in October is 11h and 11min.On the first day of October, sunrise is at 7:05 am and sunset at 6:50 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 6:09 pm EDT.
Sunshine
The average sunshine in October is 5.7h.UV index
In Potomac Heights, the average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In October, the maximum UV index of 4 transforms into these recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature?
What are the most humid months?
What is the average humidity in October?
How much does it rain in October?
When it does not snow?
How many hours of daylight does Potomac Heights have in October?
When is the sunrise / sunset in October in Potomac Heights?
How long on average sun shines in October?
How high is the UV index in October?
Average temperature in October
Potomac Heights, MD
- Average high temperature in October: 67.1°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in October: 50.7°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 (27.3°F).
Average pressure in October
Potomac Heights, 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).
Average wind speed in October
Potomac Heights, MD
- Average wind speed in October: 6.2mph
The windiest months (with the highest average wind speed) are March and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in October
Potomac Heights, MD
- Average humidity in October: 77%
The months with the highest relative humidity are May, October and December (77%).
The months with the lowest relative humidity are April and July (72%).
Average rainfall in October
Potomac Heights, MD
- Average rainfall in October: 2.6"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in October
Potomac Heights, MD
- Average rainfall days in October: 12 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in October
Potomac Heights, MD
- Average snowfall in October: 0"
The month with the highest snowfall is January (2.44").
The months with the least snowfall are May, June, July, August, September, October and November (0").
Average snowfall days in October
Potomac Heights, MD
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (4.8 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
Potomac Heights, MD
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
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 months with the least sunshine are February and December (Average sunshine: 5h and 12min).
Average sunshine days in October
Potomac Heights, MD
- Average sunshine days in October: 17.5 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in October
Potomac Heights, 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).
Average cloud cover in October
Potomac Heights, 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 30).
Average visibility in October
Potomac Heights, 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).
Potomac Heights, Maryland, USA
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