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 weather is marked by a drop in the average high-temperature, falling from a pleasant 73°F (22.8°C) in September to a comfortable 61°F (16.1°C). Throughout the month of October, Watertown witnesses an average low-temperature of 47.3°F (8.5°C).Humidity
In Watertown, the average relative humidity in October is 76%.Rainfall
In Watertown, in October, during 6.9 rainfall days, 0.51" (13mm) of precipitation is typically accumulated. Throughout the year, there are 85.9 rainfall days, and 5.87" (149mm) of precipitation is accumulated.Snowfall
In Watertown, Massachusetts, snow does not fall in June through October.Daylight
The average length of the day in October in Watertown is 11h and 3min.On the first day of October in Watertown, sunrise is at 6:42 am and sunset at 6:25 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:38 pm EDT.
Sunshine
The average sunshine in October in Watertown is 6.1h.UV index
In October, the average daily maximum UV index in Watertown is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 3 during October translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. When the Sun is at its strongest around midday, find shade and limit exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
What is the usual temperature for Watertown in October?
What is the average humidity in October in Watertown?
How many days does it rain in October in Watertown?
When it does not snow in Watertown?
Does it snow in Watertown in October?
What is the average length of the day in October in Watertown?
When is the sunrise / sunset in October in Watertown?
How long on average sun shines in October in Watertown?
How high is the UV index in October in Watertown?
Average temperature in October
Watertown, MA
- Average high temperature in October: 61°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in October: 47.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in October
Watertown, MA
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Watertown, MA
- Average wind speed in October: 7.6mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in October
Watertown, MA
- Average humidity in October: 76%
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).
Average rainfall in October
Watertown, MA
- Average rainfall in October: 0.51"
The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.24").
Average rainfall days in October
Watertown, MA
- Average rainfall days in October: 6.9 days
The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is February (4.1 days).
Average snowfall in October
Watertown, MA
- Average snowfall in October: 0"
The month with the highest snowfall is December (0.91").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in October
Watertown, MA
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Watertown, MA
- Average daylight in October: 11h and 0min
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 6min).
- Average sunshine in October: 6h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in October
Watertown, MA
- Average sunshine days in October: 21.7 days
The months with the most sunshine days are January and November (22.5 days).
The month with the least sunshine days is June (17.5 days).
Average UV index in October
Watertown, MA
- Average UV index in October: 3
The months with the highest UV index are June, 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
Watertown, MA
- Average cloud cover in October: 43
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in October
Watertown, 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).
Watertown, Massachusetts, USA
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