September weather forecast
Oxford, CT

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Weather in September

The first month of the autumn, September, is still a pleasant month in Oxford, Connecticut, with an average temperature fluctuating between 73.2°F (22.9°C) and 56.3°F (13.5°C).

Temperature

With the arrival of September, Oxford experiences a modest decline in average high-temperatures, transitioning from a warm 80.4°F (26.9°C) in August to a pleasant 73.2°F (22.9°C). An average low-temperature of 56.3°F (13.5°C) is common during the nights of September.

Humidity

The average relative humidity in September is 78%.

Rainfall

September is the month with the least rainfall in Oxford. Rain falls for 5.8 days and accumulates 0.2" (5mm) of precipitation.

Snowfall

In Oxford, Connecticut, snow does not fall in June through October.

Daylight

In September, the average length of the day in Oxford is 12h and 28min.
On the first day of the month, sunrise is at 6:19 am and sunset at 7:25 pm. On the last day of September, in Oxford, sunrise is at 6:48 am and sunset at 6:35 pm EDT.

Sunshine

In September, the average sunshine in Oxford is 8.4h.

UV index

In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 4 during September leads to these instructions:
Guard yourself - Precautionary measures against sun damage are advocated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the usual temperature for Oxford in September?

In Oxford, 73.2°F (22.9°C) is the average high-temperature and 56.3°F (13.5°C) is the average low-temperature during September. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is estimated at 89.6°F (32°C).

What is the average humidity in September in Oxford?

In Oxford, the average relative humidity in September is 78%.

What is the driest month in Oxford?

The month with the least rainfall in Oxford is September, when the rain falls for 5.8 days and typically collects 0.2" (5mm) of precipitation.

How much does it rain in Oxford in September?

In Oxford, in September, it is raining for 5.8 days, with typically 0.2" (5mm) of accumulated precipitation.

When it does not snow in Oxford?

June through October are months without snowfall in Oxford, Connecticut.

What is the average length of the day in September in Oxford?

In Oxford, the average day length in September is 12h and 28min.

When are sunrise and sunset in September in Oxford?

In September, on the first day of the month, sunrise is at 6:19 am and sunset at 7:25 pm. On the last day of the month, in Oxford, sunrise is at 6:48 am and sunset at 6:35 pm EDT.

How many hours of sunshine does Oxford have in September?

In Oxford, the average sunshine duration in September is 8.4h.

What is the UV index reading in September in Oxford?

In Oxford, Connecticut, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
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 September
Oxford, CT

Average temperature in September - Oxford, CT
  • Average high temperature in September: 73.2°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 (33.1°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in September
Oxford, CT

Average pressure in September - Oxford, CT
  • Average pressure in September: 30.05"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).

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Average wind speed in September
Oxford, CT

Average wind speed in September - Oxford, CT
  • Average wind speed in September: 5.8mph

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

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Average humidity in September
Oxford, CT

Average humidity in September - Oxford, CT
  • Average humidity in September: 78%

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

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Average rainfall in September
Oxford, CT

Average rainfall in September - Oxford, CT
  • Average rainfall in September: 0.2"

The wettest month (with the highest rainfall) is December (0.79").
The driest month (with the least rainfall) is September (0.2").

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Average rainfall days in September
Oxford, CT

Average rainfall days in September - Oxford, CT
  • Average rainfall days in September: 5.8 days

The month with the highest number of rainy days is July (10.4 days).
The month with the least rainy days is January (3 days).

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Average snowfall in September
Oxford, CT

Average snowfall in September - Oxford, CT
  • Average snowfall in September: 0"

The month with the highest snowfall is December (0.47").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
Oxford, CT

Average snowfall days in September - Oxford, CT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Oxford, CT

Average daylight in September / Average sunshine in September - Oxford, CT
  • Average daylight in September: 12h and 3min

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 September: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in September
Oxford, CT

Average sunshine days in September - Oxford, CT
  • Average sunshine days in September: 20.7 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is July (16.9 days).

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Average UV index in September
Oxford, CT

Average UV index in September - Oxford, CT
  • Average UV index in September: 4

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).

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Average cloud cover in September
Oxford, CT

Average cloud cover in September - Oxford, CT
  • Average cloud cover in September: 39

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

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Average visibility in September
Oxford, CT

Average visibility in September - Oxford, CT
  • Average visibility in September: 5mi

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).

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Oxford, Connecticut, USA

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