See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:41
Sunrise
18:54
Sunset
Moon
Waxing Crescent
12:40
Moonrise
20:57
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Air Quality Data Available
Upgrade to access real-time air quality data for Plano.
Resources
UV Index
Humidity
Weather in Plano today, September 16, 2026
Plano stays under cloudy skies on September 16, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open. The first half of the day looks overcast, as cloud amounts reach about 100% around 00:00. Brighter weather, if it comes, waits until later.
Expect highs of 26°C and cooler readings close to 15°C. Moisture in the air spans 49%-95%, with the highest values around 07:00. Airflow remains manageable, reaching about 5.5 km/h around 18:00.
The afternoon keeps an overcast feel, as cloud reaches about 100% around 12:00. Outdoor plans may still want a flexible backup. Expect visibility near 14.9 km, with poorer spells close to 11.1 km. The sun rises at 06:41 and sets at 18:54, for a total of 12 hours 12 minutes of sunlight today.
In short, cloud leads the story in Plano on September 16, 2026; expect limited sun and a peak around 26°C.
Frequently asked questions about weather in Plano
How warm does it get in Plano?
The warmest month in Plano is July, with average high temperatures of 29°C. The average temperature during this period is around 24°C.
How cold does it get in Plano?
The coldest month in Plano is January, with average low temperatures of -7°C. The average temperature during this period is around -4°C.
What is the wettest time of year in Plano?
The wettest month in Plano is May, with an average of 122mm of precipitation.
What is the driest time of year in Plano?
The driest month in Plano is February, with an average of 52mm of precipitation.
Explore more weather forecasts
- Yorkville, Illinois
- New York City, New York
- Oswego, Illinois
- Los Angeles, California
- Montgomery, Illinois
- Brooklyn, New York
- Aurora, Illinois
- Chicago, Illinois
- North Aurora, Illinois
- Houston, Texas
- Batavia, Illinois
- Queens, New York
- Plainfield, Illinois
- Phoenix, Arizona
- Geneva, Illinois
- Philadelphia, Pennsylvania
