Weather forecast for tomorrowUnion, CT
Weather forecast for tomorrow
Sunday Oct 18, 2026
- 55°F
- 34°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 3mphN 6°
- Humidity: 48%
- UV index: 4
- Sunrise: 7:04 am EDT
- Sunset: 6:02 pm EDT
- details ▼
Tomorrow, on Sunday, skies are expected to be clear and full of sunshine.
The maximum temperature will be a moderate 55.4°F, while the minimum forecasted temperature is a wintry 33.8°F.
The high temperature will be a few degrees lower than the typical October level of 59.4°F.
Sunrise will be at 7:04 am and sunset at 6:02 pm; tomorrow's daylight will last for 10h and 58min.
The maximum temperature will be a moderate 55.4°F, while the minimum forecasted temperature is a wintry 33.8°F.
The high temperature will be a few degrees lower than the typical October level of 59.4°F.
Sunrise will be at 7:04 am and sunset at 6:02 pm; tomorrow's daylight will last for 10h and 58min.
Hourly overview
Hourly temperatures
Warmest hour: 3 pm 54°C.
Coldest hour: 6 am 30°C.
Coldest hour: 6 am 30°C.
Chance of precipitation
Highest chance: 2%.
Hourly weather forecast
- 12 am
- 34°F
- Feels like:28°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 6mphN 349°
- Humidity: 68%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 2 am
- 32°F
- Feels like:28°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 5mphN 350°
- Humidity: 70%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 4 am
- 30°F
- Feels like:27°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 4mphN 352°
- Humidity: 72%
- Pressure: 30.47"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 am
- 30°F
- Feels like:27°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 4mphN 357°
- Humidity: 72%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:04 am
- 8 am
- 30°F
- Feels like:30°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 2mphN 0°
- Humidity: 74%
- Pressure: 30.53"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 am
- 41°F
- Feels like:39°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 3mphNNE 26°
- Humidity: 50%
- Pressure: 30.56"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 12 pm
- 50°F
- Feels like:48°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 3mphNNE 27°
- Humidity: 36%
- Pressure: 30.53"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 2 pm
- 52°F
- Feels like:52°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 3mphNNW 338°
- Humidity: 35%
- Pressure: 30.53"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 4 pm
- 54°F
- Feels like:54°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 3mphNNW 341°
- Humidity: 37%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 48°F
- Feels like:48°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 2mphENE 64°
- Humidity: 57%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:02 pm
- 8 pm
- 41°F
- Feels like:41°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 2mphSE 127°
- Humidity: 73%
- Pressure: 30.53"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 39°F
- Feels like:39°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 2mphSE 145°
- Humidity: 77%
- Pressure: 30.53"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Tomorrow, on Sunday, bright skies and dry conditions are anticipated.
The temperature will vary between the lowest temperature of 30.2°F and the highest temperature of 53.6°F. The warmest part of the day will be at 3 pm and 4 pm.
The maximum temperature will be slightly cooler than October's average high of 59.4°F. The minimum temperature will be more in line with November's average low of 34.2°F than October's typical 44.8°F.
The temperature will vary between the lowest temperature of 30.2°F and the highest temperature of 53.6°F. The warmest part of the day will be at 3 pm and 4 pm.
The maximum temperature will be slightly cooler than October's average high of 59.4°F. The minimum temperature will be more in line with November's average low of 34.2°F than October's typical 44.8°F.
Updated: Oct 18, 2026 @ 00:45:52 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Sunday, conditions will remain bright with clear skies.
Tomorrow, the maximum temperature will be 55.4°F, while the minimum temperature will be 33.8°F.
The highest temperature will be a couple of degrees lower than the average maximum of 59.4°F in October. The lowest temperature will be notably lower than the average low of 44.8°F.
The highest temperature will be a couple of degrees lower than the average maximum of 59.4°F in October. The lowest temperature will be notably lower than the average low of 44.8°F.
On Sunday, in Union, sunrise will be at 7:04 am and sunset at 6:02 pm (EDT).
Tomorrow, the daylight will last for 10h and 58min.
