See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
28°
Clear
Feels Like: 33°
Min: 17°
Max: 28°
The next few hours will be clear, with today reaching 28°C and dropping to 19°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
06:10
Sunrise
18:21
Sunset
Moon
Waxing Crescent
10:38
Moonrise
20:20
Moonset
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
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Weather in Sierra Vista today, September 15, 2026
Plan for bright conditions in Sierra Vista on September 15, 2026, though cloud cover thickens for a spell near 17:00. The day as a whole still leans toward sunshine.
The temperature range runs from about 17°C up to 28°C. Relative humidity sits between 39% and 57%, reaching its peak around 19:00. Expect gentle winds, highest near 19:00 at 7.0 km/h.
Afternoon conditions open up, holding cloud close to 20% near 17:00. The day finishes on a milder, brighter note. Expect visibility around 16.1 km. Expect sunrise at 06:10, sunset at 18:21, and 12 hours 10 minutes of sunlight today overall.
In short, September 15, 2026 looks like a fine day in Sierra Vista for being outside, peaking around 28°C.
Frequently asked questions about weather in Sierra Vista
How warm does it get in Sierra Vista?
The warmest month in Sierra Vista is June, with average high temperatures of 34°C. The average temperature during this period is around 27°C.
How cold does it get in Sierra Vista?
The coldest month in Sierra Vista is January, with average low temperatures of 2°C. The average temperature during this period is around 8°C.
What is the wettest time of year in Sierra Vista?
The wettest month in Sierra Vista is July, with an average of 71mm of precipitation.
What is the driest time of year in Sierra Vista?
The driest month in Sierra Vista is May, with an average of 3mm of precipitation.
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