Weather in Connecticut in October 2017

Check the weather in Connecticut in October before you book your next holiday. Long-term weather averages give the best indication of the weather in October 2017 and include figures for temperature, sunshine and rainfall plus sunrise & sunset times for Connecticut, United States.

The October weather guide for Connecticut shown below is for Hartford.

Weather in Connecticut in October

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

  • 18°C maximum daytime temperature in October in Connecticut (Hartford)18
    18°C max day temperature
  • 6 hours of sunshine per day (58% of daylight hours) in October in Connecticut6
    6 hours of sunshine per day
  • 8 days with some rainfall in October in Connecticut (Hartford)8
    8 days with some rainfall
  • 5°C minimum night-time temperature in October in Connecticut (Hartford)5
    5°C min night temperature
  • 11 hours of daylight per day in October in Connecticut (Hartford)11
    11 hours of daylight per day
  • No heat & humidity in October in Connecticut (Hartford)0
    No heat & humidity
  • 90 mm monthly rainfall in October in Connecticut (Hartford)90
    90 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in October in Connecticut (Hartford)4
    4 (Moderate) UV index

The average maximum daytime temperature in Connecticut in October is a comfortable 18°C (64°F). There are usually 6 hours of bright sunshine each day, which represents 58% of the 11 hours of daylight.

Expect 90mm (3.5 inches) of rainfall across the whole of October with 8 days with some rain falling. Maximum UV levels will be moderate (4 UV index) at midday when the skies are clear. The average night-time temperature is usually a cold 5°C (41°F). The weather in Connecticut in October is represented by Hartford.

Metric (°C / mm)  |  Imperial (°F / inches)

More about Connecticut weather

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Connecticut sunrise & sunset times for October 2017

Browse the sunrise & sunset times for Connecticut in October 2017. Select a month to view Connecticut sunrise & sunset times for the next twelve months. The Connecticut sunrise & sunset times shown below are for Hartford.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st October 2017 06:48 18:32
Monday, 2nd October 2017 06:49 18:30
Tuesday, 3rd October 2017 06:50 18:29
Wednesday, 4th October 2017 06:51 18:27
Thursday, 5th October 2017 06:52 18:25
Friday, 6th October 2017 06:53 18:24
Saturday, 7th October 2017 06:54 18:22
Sunday, 8th October 2017 06:56 18:20
Monday, 9th October 2017 06:57 18:19
Tuesday, 10th October 2017 06:58 18:17
Wednesday, 11th October 2017 06:59 18:15
Thursday, 12th October 2017 07:00 18:14
Friday, 13th October 2017 07:01 18:12
Saturday, 14th October 2017 07:02 18:11
Sunday, 15th October 2017 07:03 18:09
Monday, 16th October 2017 07:04 18:07
Tuesday, 17th October 2017 07:06 18:06
Wednesday, 18th October 2017 07:07 18:04
Thursday, 19th October 2017 07:08 18:03
Friday, 20th October 2017 07:09 18:01
Saturday, 21st October 2017 07:10 18:00
Sunday, 22nd October 2017 07:11 17:58
Monday, 23rd October 2017 07:13 17:57
Tuesday, 24th October 2017 07:14 17:56
Wednesday, 25th October 2017 07:15 17:54
Thursday, 26th October 2017 07:16 17:53
Friday, 27th October 2017 07:17 17:51
Saturday, 28th October 2017 07:18 17:50
Sunday, 29th October 2017 07:20 17:49
Monday, 30th October 2017 07:21 17:47
Tuesday, 31st October 2017 07:22 17:46
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Connecticut weather by month

Check Connecticut weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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