October weather forecast
Seymour, CT

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Weather in October

October, like September, in Seymour, Connecticut, is another comfortable autumn month, with an average temperature ranging between min 48.6°F (9.2°C) and max 61.5°F (16.4°C).

Temperature

During Seymour's transition into October, the average high-temperature lessens, moving from a moderately hot 73.4°F (23°C) in September to a comfortable 61.5°F (16.4°C). During the nights in October, Seymour observes an average low-temperature of 48.6°F (9.2°C).

Humidity

In October, the average relative humidity is 77%.

Rainfall

In October, the rain falls for 9.2 days. Throughout October, 0.87" (22mm) of precipitation is accumulated. Throughout the year, there are 118.8 rainfall days, and 9.61" (244mm) of precipitation is accumulated.

Snowfall

In Seymour, snow does not fall in April through October.

Daylight

In October, the average length of the day is 11h and 5min.
On the first day of the month, sunrise is at 6:49 am and sunset at 6:33 pm. On the last day of October, sunrise is at 7:23 am and sunset at 5:48 pm EDT.

Sunshine

In Seymour, the average sunshine in October is 5.9h.

UV index

The average daily maximum UV index in October 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 the ordinary person.
Note: In October, an average UV index of 3 transforms into the following instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

What is the average October temperature?

During October, Seymour experiences an average high-temperature of 61.5°F (16.4°C) and a low-temperature of 48.6°F (9.2°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in July is estimated at 87.8°F (31°C).

What is the average humidity in October?

In Seymour, the average relative humidity in October is 77%.

How many days does it rain in October?

In Seymour, Connecticut, in October, during 9.2 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

When it does not snow?

In Seymour, snow does not fall in April through October.

Does it snow in October?

In Seymour, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Seymour have in October?

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

When are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:49 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:48 pm EDT.

How long on average sun shines in October in Seymour?

In October, the average sunshine duration is 5.9h.

What is the UV index intensity in October?

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

Average temperature in October
Seymour, CT

Average temperature in October - Seymour, CT
  • Average high temperature in October: 61.5°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in October: 48.6°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in October
Seymour, CT

Average pressure in October - Seymour, 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
Seymour, CT

Average wind speed in October - Seymour, CT
  • Average wind speed in October: 7.7mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in October
Seymour, CT

Average humidity in October - Seymour, CT
  • Average humidity in October: 77%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (72%).

Average rainfall in October
Seymour, CT

Average rainfall in October - Seymour, CT
  • Average rainfall in October: 0.87"

The wettest month (with the highest rainfall) is July (1.22").
The driest months (with the least rainfall) are January and February (0.47").

Average rainfall days in October
Seymour, CT

Average rainfall days in October - Seymour, CT
  • Average rainfall days in October: 9.2 days

The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in October
Seymour, CT

Average snowfall in October - Seymour, CT
  • Average snowfall in October: 0"

The month with the highest snowfall is December (0.55").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Seymour, CT

Average snowfall days in October - Seymour, CT
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in October /
Average sunshine in October
Seymour, CT

Average daylight in October / Average sunshine in October - Seymour, 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 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in October
Seymour, CT

Average sunshine days in October - Seymour, CT
  • Average sunshine days in October: 18.8 days

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is July (13.9 days).

Average UV index in October
Seymour, CT

Average UV index in October - Seymour, 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
Seymour, CT

Average cloud cover in October - Seymour, CT
  • Average cloud cover in October: 41

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in October
Seymour, CT

Average visibility in October - Seymour, CT
  • 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).

Seymour, Connecticut, USA

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