See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
27°
Clear
Feels Like: 34°
Min: 20°
Max: 34°
The next few hours will be clear, with tomorrow reaching 35°C and dropping to 27°C. The coming days will be drizzle
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:26
Sunrise
19:40
Sunset
Moon
Waxing Crescent
10:54
Moonrise
20:59
Moonset
Daily Forecast
Monday
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Air Quality Data Available
Upgrade to access real-time air quality data for Union City.
Resources
UV Index
Humidity
Weather in Union City tomorrow, September 15, 2026
Conditions in Union City on September 15, 2026 favour clear skies, so the day opens with a fine, sunny outlook. Any interruptions to the blue should be brief rather than lasting. The first half of the day looks overcast, as cloud amounts reach about 83% around 08:00. Brighter weather, if it comes, waits until later.
The day peaks near 35°C and cools toward 24°C. The air stays humid, with relative humidity between 34% and 79% and the peak around 07:00. Airflow remains manageable, reaching about 4.0 km/h around 14:00.
Later hours favour clearer intervals, as cloud stays near 57% around 18:00. The afternoon is the better half for outdoor time. Views remain open at about 16.1 km. The sun rises at 07:26 and sets at 19:38, for a total of 12 hours 11 minutes of sunlight today.
The practical takeaway for Union City is a bright September 15, 2026, ideal for outdoor errands before temperatures ease from about 35°C.
Frequently asked questions about weather in Union City
How warm does it get in Union City?
The warmest month in Union City is July, with average high temperatures of 32°C. The average temperature during this period is around 27°C.
How cold does it get in Union City?
The coldest month in Union City is January, with average low temperatures of 3°C. The average temperature during this period is around 7°C.
What is the wettest time of year in Union City?
The wettest month in Union City is March, with an average of 122mm of precipitation.
What is the driest time of year in Union City?
The driest month in Union City is October, with an average of 70mm of precipitation.
Explore more weather forecasts
- Fairburn, Georgia
- New York City, New York
- College Park, Georgia
- Los Angeles, California
- Riverdale, Georgia
- Brooklyn, New York
- South Fulton, Georgia
- Chicago, Illinois
- East Point, Georgia
- Houston, Texas
- Forest Park, Georgia
- Queens, New York
- Fayetteville, Georgia
- Phoenix, Arizona
- Peachtree City, Georgia
- Philadelphia, Pennsylvania
