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
06:31
Sunrise
18:40
Sunset
Moon
Waxing Crescent
12:02
Moonrise
21:14
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 Calexico.
Resources
UV Index
Humidity
Weather in Calexico today, September 16, 2026
Calexico starts September 16, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds. Morning skies stay relatively clear, holding cloud close to 0% near 09:00. The early part of the day favours being outside.
Temperatures climb from an overnight low near 27°C toward a daytime high of about 41°C. The air stays humid, with relative humidity between 17% and 67% and the peak around 23:00. Winds stay light, near 6.6 km/h by 17:00, so the day feels still more than breezy.
Later hours favour clearer intervals, as cloud stays near 7% around 23:00. The afternoon is the better half for outdoor time. Visibility stays near 16.1 km. Sunrise is at 06:31 and sunset at 18:40, giving 12 hours 9 minutes of sunlight today.
In short, September 16, 2026 looks like a fine day in Calexico for being outside, peaking around 41°C.
Frequently asked questions about weather in Calexico
How warm does it get in Calexico?
The warmest month in Calexico is July, with average high temperatures of 44°C. The average temperature during this period is around 36°C.
How cold does it get in Calexico?
The coldest month in Calexico is January, with average low temperatures of 8°C. The average temperature during this period is around 14°C.
What is the wettest time of year in Calexico?
The wettest month in Calexico is December, with an average of 11mm of precipitation.
What is the driest time of year in Calexico?
The driest month in Calexico is May, with an average of 1mm of precipitation.
Explore more weather forecasts
- El Centro, California
- New York City, New York
- Imperial, California
- Los Angeles, California
- Brawley, California
- Brooklyn, New York
- Alpine, California
- Chicago, Illinois
- San Diego Country Estates, California
- Houston, Texas
- Coachella, California
- Queens, New York
- La Quinta, California
- Phoenix, Arizona
- Blythe, California
- Philadelphia, Pennsylvania
