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
06:38
Sunrise
18:48
Sunset
Moon
Waxing Crescent
12:14
Moonrise
21:19
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 Rubidoux.
Resources
UV Index
Humidity
Weather in Rubidoux today, September 16, 2026
Plan for bright conditions in Rubidoux on September 16, 2026, though cloud cover thickens for a spell near 23:00. The day as a whole still leans toward sunshine. The opening hours look fair, as cloud stays near 18% around 09:00. Morning errands should face fewer weather interruptions.
Expect highs of 28°C and cooler readings close to 15°C. The air stays humid, with relative humidity between 41% and 95% and the peak around 06:00. A lighter breeze peaks around 17:00 near 6.0 km/h.
Afternoon conditions open up, holding cloud close to 40% near 23:00. The day finishes on a milder, brighter note. Expect visibility near 15.9 km, with poorer spells close to 13.8 km. Daylight runs from 06:38 to 18:48, lasting 12 hours 9 minutes of sunlight today.
The practical takeaway for Rubidoux is a bright September 16, 2026, ideal for outdoor errands before temperatures ease from about 28°C.
Frequently asked questions about weather in Rubidoux
How warm does it get in Rubidoux?
The warmest month in Rubidoux is August, with average high temperatures of 34°C. The average temperature during this period is around 26°C.
How cold does it get in Rubidoux?
The coldest month in Rubidoux is January, with average low temperatures of 6°C. The average temperature during this period is around 11°C.
What is the wettest time of year in Rubidoux?
The wettest month in Rubidoux is January, with an average of 103mm of precipitation.
What is the driest time of year in Rubidoux?
The driest month in Rubidoux is July, with an average of 1mm of precipitation.
Explore more weather forecasts
- Riverside, California
- New York City, New York
- Pedley, California
- Los Angeles, California
- Glen Avon, California
- Brooklyn, New York
- Bloomington, California
- Chicago, Illinois
- Grand Terrace, California
- Houston, Texas
- Jurupa Valley, California
- Queens, New York
- Fontana, California
- Phoenix, Arizona
- Colton, California
- Philadelphia, Pennsylvania