October weather forecast
Watertown, CT

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Weather in October

October, the same as September, is another enjoyable autumn month in Watertown, Connecticut, with an average temperature fluctuating between 46.6°F (8.1°C) and 61°F (16.1°C).

Temperature

The onset of October comes with a shift in the average high-temperature, falling from a pleasant 73.2°F (22.9°C) in September to an enjoyable 61°F (16.1°C). In Watertown, October's nights observe an average temperature dip to a chilly 46.6°F (8.1°C).

Humidity

The average relative humidity in October is 78%.

Rainfall

In October, the rain falls for 14.4 days. Throughout October, 3.43" (87mm) of precipitation is accumulated. In Watertown, Connecticut, during the entire year, the rain falls for 158.5 days and collects up to 34.57" (878mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.39" (10mm) of snow. In Watertown, during the entire year, snow falls for 34.9 days and aggregates up to 20.35" (517mm) of snow.

Daylight

In Watertown, the average length of the day in October is 11h and 5min.
On the first day of the month, sunrise is at 6:50 am and sunset at 6:33 pm. On the last day of October, sunrise is at 7:24 am and sunset at 5:48 pm EDT.

Sunshine

The average sunshine in October is 5.7h.

UV index

In Watertown, Connecticut, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: In October, the maximum UV index of 3 suggests these recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.

Frequently asked questions

What is the average October temperature?

The average high-temperature and low-temperature during October are 61°F (16.1°C) and 46.6°F (8.1°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 84.2°F (29°C).

What is the average humidity in October in Watertown?

The average relative humidity in October is 78%.

How many days does it rain in October?

In Watertown, in October, it is raining for 14.4 days, with typically 3.43" (87mm) of accumulated precipitation.

When does it start to snow?

October is the first month it typically snows in Watertown. Throughout October, in the average 0.5 snowfall days, it receives 0.39" (10mm) of snow.

How many hours of daylight does Watertown have in October?

In October, the average day length is 11h and 5min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:50 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:48 pm EDT.

How many hours of sunshine does Watertown have in October?

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

What is the UV index reading in October?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Watertown, CT

Average temperature in October - Watertown, CT
  • Average high temperature in October: 61°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (33.3°F).

  • Average low temperature in October: 46.6°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

Average pressure in October
Watertown, CT

Average pressure in October - Watertown, CT
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in October
Watertown, CT

Average wind speed in October - Watertown, CT
  • Average wind speed in October: 7mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in October
Watertown, CT

Average humidity in October - Watertown, CT
  • Average humidity in October: 78%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (72%).

Average rainfall in October
Watertown, CT

Average rainfall in October - Watertown, CT
  • Average rainfall in October: 3.43"

The wettest month (with the highest rainfall) is December (3.78").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in October
Watertown, CT

Average rainfall days in October - Watertown, CT
  • Average rainfall days in October: 14.4 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in October
Watertown, CT

Average snowfall in October - Watertown, CT
  • Average snowfall in October: 0.39"

The month with the highest snowfall is February (5.39").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Watertown, CT

Average snowfall days in October - Watertown, CT
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is February (9.2 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, CT

Average daylight in October / Average sunshine in October - Watertown, CT
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in October: 5h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in October
Watertown, CT

Average sunshine days in October - Watertown, CT
  • Average sunshine days in October: 14.7 days

The month with the most sunshine days is January (18.1 days).
The month with the least sunshine days is June (11.1 days).

Average UV index in October
Watertown, CT

Average UV index in October - Watertown, CT
  • 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, CT

Average cloud cover in October - Watertown, CT
  • Average cloud cover in October: 44

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in October
Watertown, CT

Average visibility in October - Watertown, CT
  • Average visibility in October: 6mi

The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).

Watertown, Connecticut, USA

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