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United StatesThe weather in October in Connecticut
It's cool to moderate in October in Connecticut with an average temperature of 18°C. Temperatures this month range from a low of 13°C to a high of 23°C. At night, you can expect temperatures between 4°C and 12°C.
Looking for sun? October isn’t a good month to be in Connecticut. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in October for Connecticut, United States. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 30°C in 2019, Connecticut reached the highest temperature in October over the past 10 years. The lowest daytime temperature in this month was 4°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of -6°C to a highest value of 21°C.
Precipitation and snowfall
In October, there is an average of 192 mm of precipitation, spread over 17 days. Of the total precipitation, about 1,0 cm falls as snow in October. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in October for Connecticut
Click on any day in October to get detailed info about the usual weather on that day in Connecticut. Check out the historical temperatures and precipitation over the past 10 years on this day.
October weather comparison
| Connecticut | New York | |
|---|---|---|
| Average temperature | 18°C | 21°C |
| Max. temperature | 23°C | 26°C |
| Min. temperature | 4°C | -5°C |
| Total precipitation | 192 mm | 119 mm |
| Rainy days | 17 days | 13 days |
| Total snowfall | 1,0 cm | 0 cm |
| Snowy days | 1 day | 0 days |
Start of October
The month of October starts in Connecticut with mild temps, averaging around 20°C during the day and nights around 11°C.
Mid October
By mid-October, daytime temps drop to around 19°C, with nights around 8°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of October
By the end of October, the average daytime temperature in Connecticut is around 15°C, while nighttime temps are about 7°C. There’s a significant chance of many days with precipitation.
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UV index
The UV index is a maximum of 5 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Check out the climate of Connecticut for all months and discover the best travel time
The climate in Connecticut is based on weather data from . Other places, like New York City, Miami or Los Angeles, might have different weather. You can check out all destinations in Connecticut to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in October in Connecticut, United States. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in October in Connecticut
Temperature in October in Connecticut over the years
Precipitation charts
These charts show the average amount of precipitation in October in Connecticut, United States. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in October in Connecticut
Total precipitation in October in Connecticut over the years
Daily Snowfall in October in Connecticut
Snowfall in October in Connecticut per year
Daily UV index in October in Connecticut
This chart shows the average daily UV index in October in Connecticut, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in October in Connecticut
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Average weather in Connecticut by month
Click on a month below to see detailed weather info for Connecticut. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.