Weather forecast for tomorrow
Union, CT

Weather forecast for tomorrow

Thursday, Jun 19.

AM Fog / PM Sun
5:11 am

8:28 pm
EDT
AM Fog / PM Sun
86°F / 64°F
  • Wind: 14mph SW
  • Humidity: 74%
  • Precip. probability: 24%
  • Precipitation: 0.12"
  • UV index: 9
Tomorrow, in Union, morning fog and overcast skies will clear, bringing afternoon warmth and sunshine.
Minimal precipitation is forecasted. Temperatures will oscillate between a blazing 86°F at their highest and a comfortable 64.4°F at their lowest.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at a fiery hot 96.8°F. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Conditions will lean hotter, as the high of 86°F is more representative of July's climate.
Sunrise will be at 5:11 am and sunset at 8:28 pm; tomorrow's daylight will last for 15h and 18min.

Frequently asked questions

What is the weather forecast for Union for tomorrow?
On Thursday, expect a foggy and damp morning, followed by a clear, sunny afternoon.
Will it rain tomorrow?
Tomorrow, there is a low chance of minimal precipitation in Union.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 86°F, while the minimum temperature will be 64.4°F. The maximum heat index, which modifies the air temperature to account for humidity, is estimated at 96.8°F.
The maximum temperature will be significantly higher than the average highest temperature of 74.5°F in June. The lowest temperature will be also notably higher than the average low of 54.9°F.
What time are sunrise and sunset tomorrow?
On Thursday, in Union, sunrise will be at 5:11 am and sunset at 8:28 pm (EDT).
How many hours of daylight will Union have tomorrow?
In Union, tomorrow, there will be 15h and 18min of daylight.

Hourly weather forecast

12 am
  • 68°F
  • Feels like:
    70°F
Cloudy
Cloudy
  • Wind: 4mph S
  • Pressure: 29.85"Hg
  • Humidity: 99%
  • Precip. probability: 20%
  • Precipitation: 0"
  • Visibility: 1mi
2 am
  • 66°F
  • Feels like:
    70°F
Foggy
Foggy
  • Wind: 3mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 98%
  • Precip. probability: 11%
  • Precipitation: 0"
  • Visibility: 0mi
4 am
  • 66°F
  • Feels like:
    70°F
Foggy
Foggy
  • Wind: 3mph SW
  • Pressure: 29.83"Hg
  • Humidity: 97%
  • Precip. probability: 17%
  • Precipitation: 0"
  • Visibility: 0mi
Sunrise: 5:11 am
6 am
  • 66°F
  • Feels like:
    68°F
Foggy
Foggy
  • Wind: 4mph SW
  • Pressure: 29.83"Hg
  • Humidity: 97%
  • Precip. probability: 20%
  • Precipitation: 0"
  • Visibility: 0mi
8 am
  • 70°F
  • Feels like:
    72°F
Foggy
Foggy
  • Wind: 6mph WSW
  • Pressure: 29.83"Hg
  • Humidity: 95%
  • Precip. probability: 11%
  • Precipitation: 0"
  • Visibility: 0mi
10 am
  • 75°F
  • Feels like:
    79°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph SW
  • Pressure: 29.8"Hg
  • Humidity: 82%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 6mi
12 pm
  • 82°F
  • Feels like:
    86°F
Mostly Sunny
Mostly Sunny
  • Wind: 11mph SW
  • Pressure: 29.77"Hg
  • Humidity: 68%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 84°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph SSW
  • Pressure: 29.71"Hg
  • Humidity: 61%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 84°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph SSW
  • Pressure: 29.68"Hg
  • Humidity: 62%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 81°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph SSW
  • Pressure: 29.65"Hg
  • Humidity: 69%
  • Precip. probability: 23%
  • Precipitation: 0"
  • Visibility: 9mi
8 pm
  • 75°F
  • Feels like:
    77°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 12mph SW
  • Pressure: 29.68"Hg
  • Humidity: 79%
  • Precip. probability: 33%
  • Precipitation: 0.04"
  • Visibility: 7mi
Sunset: 8:28 pm
10 pm
  • 72°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Wind: 10mph SW
  • Pressure: 29.68"Hg
  • Humidity: 87%
  • Precip. probability: 13%
  • Precipitation: 0"
  • Visibility: 7mi
Tomorrow, on Thursday, weather will be unstable, and a combination of primarily gloomy and occasionally foggy, unstable and bright weather is anticipated.
Rain is forecasted at 5 pm, 7 pm and 8 pm. With light precipitation of 0.08", the most intense rain will be falling at 5 pm and 7 pm.
The temperature will vary between the lowest temperature of 66.2°F and the highest temperature of 86°F. The hottest part of the day is expected around 3 pm.
The forecasted high is more alike with July's typical maximum of 81.3°F than the usual for June. The lowest temperature is also more close to July's average minimum of 61.3°F than the usual minimum of 54.9°F in June.
Updated: Jun 18, 2025 @ 15:22:32 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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