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 sea temperature 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
As September transitions into October, East Dennis sees a gentle drop in the average high-temperature, transitioning from a refreshing 67.1°F (19.5°C) to a mild 59.9°F (15.5°C). In East Dennis, the nighttime temperature in October descends gently to an average of 54.7°F (12.6°C).Humidity
The average relative humidity in October is 76%.Rainfall
October is the month with the most rainfall in East Dennis. Rain falls for 11.6 days and accumulates 1.93" (49mm) of precipitation.Snowfall
In East Dennis, Massachusetts, snow does not fall in May through November.Ocean temperature
In East Dennis, Massachusetts, in October, the average water temperature is 58.6°F (14.8°C).Note: Dipping into 58.6°F (14.8°C) below 50°F (10°C) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 55.4°F (13°C) feels cold to the bone.
Daylight
In East Dennis, Massachusetts, the average length of the day in October is 11h and 4min.On the first day of the month, sunrise is at 6:38 am and sunset at 6:21 pm. On the last day of October, in East Dennis, sunrise is at 7:12 am and sunset at 5:36 pm EDT.
Sunshine
The average sunshine in October is 6.7h.UV index
In East Dennis, the average daily maximum UV index in October is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 4 in October interprets into the following recommendations:
Exercise prevention - Warding off sunburn is urged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What are October temperatures in East Dennis?
What is the average humidity in October in East Dennis?
What is the wettest month in East Dennis?
How much does it rain in East Dennis in October?
When it does not snow in East Dennis?
What is the ocean temperature in October in East Dennis?
What is the average length of the day in October in East Dennis?
What time are sunrise and sunset in October in East Dennis?
How many hours of sunshine does East Dennis have in October?
What is the UV index reading in October in East Dennis?
Average temperature in October
East Dennis, MA
- Average high temperature in October: 59.9°F
The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in October: 54.7°F
The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in October
East Dennis, MA
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
East Dennis, MA
- Average wind speed in October: 14.8mph
The windiest month (with the highest average wind speed) is January (16.8mph).
The calmest months (with the lowest average wind speed) are July and August (10.9mph).
Average humidity in October
East Dennis, MA
- Average humidity in October: 76%
The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (74%).
Average rainfall in October
East Dennis, MA
- Average rainfall in October: 1.93"
The wettest month (with the highest rainfall) is October (1.93").
The driest month (with the least rainfall) is August (0.94").
Average rainfall days in October
East Dennis, MA
- Average rainfall days in October: 11.6 days
The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in October
East Dennis, MA
- Average snowfall in October: 0"
The month with the highest snowfall is January (0.87").
The months with the least snowfall are May, June, July, August, September, October and November (0").
Average snowfall days in October
East Dennis, MA
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in October
East Dennis, MA
- Average sea temperature in October: 58.7°F
The best month for swimming (with the highest average sea temperature) is August (67.5°F).
The coldest month (with the lowest average sea temperature) is March (39°F).
Average daylight in October /
Average sunshine in October
East Dennis, MA
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in October: 6h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).
Average sunshine days in October
East Dennis, MA
- Average sunshine days in October: 16.5 days
The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is February (14.3 days).
Average UV index in October
East Dennis, MA
- Average UV index in October: 4
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in October
East Dennis, MA
- Average cloud cover in October: 39
The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in October
East Dennis, MA
- 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).
East Dennis, Massachusetts, USA
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