October weather forecast and climate
Niantic, CT

Weather in October

October, like September, in Niantic, Connecticut, is another enjoyable autumn month, with average temperature varying between 50.9°F (10.5°C) and 61.7°F (16.5°C).

Temperature

In October, the average high-temperature drops, from a pleasant 72°F (22.2°C) in September, to an enjoyable 61.7°F (16.5°C). In October, in Niantic, Connecticut, the average low-temperature is 50.9°F (10.5°C).

Humidity

In Niantic, the average relative humidity in October is 76%.

Rainfall

In Niantic, during October, the rain falls for 14.5 days and regularly aggregates up to 3.39" (86mm) of precipitation. Throughout the year, there are 159.8 rainfall days, and 33.07" (840mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Ocean temperature

In October, the average ocean temperature is 62.8°F (17.1°C).
Note: Swimming in 62.8°F (17.1°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

Daylight

The average length of the day in October is 11.1h.

Sunshine

The average sunshine in Niantic is 6.2h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in October in Niantic?

In Niantic, the average relative humidity in October is 76%.

How much does it rain in Niantic in October?

In Niantic, in October, it is raining for 14.5 days, with typically 3.39" (86mm) of accumulated precipitation.

When it does not snow in Niantic?

In Niantic, Connecticut, snow does not fall in May through October.

Does it snow in Niantic in October?

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

What is the ocean temperature in October in Niantic?

In October, the average ocean temperature in Niantic, Connecticut, is 62.8°F (17.1°C). For most, swimming in 62.8°F (17.1°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does Niantic have in October?

In October, the average length of the day is 11.1h.

How many hours of sunshine does Niantic have in October?

In October, the average sunshine in Niantic, Connecticut, is 6.2h.

How high is the UV index in October in Niantic?

In Niantic, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in October
Niantic, CT

Average temperature in October - Niantic, CT
  • Average high temperature in October: 61.7°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in October: 50.9°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in October
Niantic, CT

Average pressure in October - Niantic, CT
  • Average pressure in October: 30.01"

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in October
Niantic, CT

Average wind speed in October - Niantic, CT
  • Average wind speed in October: 10.4mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

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Average humidity in October
Niantic, CT

Average humidity in October - Niantic, CT
  • Average humidity in October: 76%

The month with the highest relative humidity is June (80%).
Months with the lowest relative humidity are January, March, April and November (74%).

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Average rainfall in October
Niantic, CT

Average rainfall in October - Niantic, CT
  • Average rainfall in October: 3.39"

The wettest month (with the highest rainfall) is December (3.86").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in October
Niantic, CT

Average rainfall days in October - Niantic, CT
  • Average rainfall days in October: 14.5 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (9.5 days).

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Average snowfall in October
Niantic, CT

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

The month with the highest snowfall is March (2.56").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
Niantic, CT

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

The month with the highest number of snowfall days is February (6.8 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in October
Niantic, CT

Average sea temperature in October - Niantic, CT
  • Average sea temperature in October: 62.8°F

The best month for swimming (with the highest average sea temperature) is August (72.1°F).
The coldest month (with the lowest average sea temperature) is February (38.8°F).

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

Average daylight in October / Average sunshine in October - Niantic, CT
  • Average daylight in October: 11.1h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in October: 6.2h

The month with the most sunshine is August (Average sunshine: 10.6h).
Months with the least sunshine are February and December (Average sunshine: 4.9).

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Average sunshine days in October
Niantic, CT

Average sunshine days in October - Niantic, CT
  • Average sunshine days in October: 14.5 days

The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (12.5 days).

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Average UV index in October
Niantic, CT

Average UV index in October - Niantic, CT
  • Average UV index in October: 3

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in October
Niantic, CT

Average cloud cover in October - Niantic, CT
  • Average cloud cover in October: 40

Months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in October
Niantic, CT

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

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

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