The National Weather Service forecasts scattered showers and isolated thunderstorms in the Tucson region beginning on Saturday.
Tucson, AZ
Right Now
67°
Partly Cloudy
- Humidity: 73%
- Feels Like: 67°
- Heat Index: 67°
- Wind: 7 mph
- Wind Chill: 67°
- UV Index: 7 High
- Sunrise: 06:25:42 AM
- Sunset: 05:54:37 PM
- Dew Point: 58°
- Visibility: 10 mi
Today
A mix of clouds and sun. High 81F. Winds SSW at 10 to 20 mph.
Tonight
Partly cloudy. Low around 65F. Winds S at 5 to 10 mph.
Tomorrow
Sunshine and clouds mixed. High 79F. Winds SW at 10 to 20 mph.
Next 12 Hours
Time
Temp
Wind
Precip
7 AM
67°
7 mph
24%
7 AM
67°
Wind: SE @ 7 mph
Precip: 24% Chance
Humidity: 72%
Wind Chill: 67°
Heat Index: 67°
UV Index: 0 Low
Visibility: 10 mi
Dew Point: 58°
8 AM
70°
7 mph
2%
8 AM
70°
Wind: SSE @ 7 mph
Precip: 2% Chance
Humidity: 67%
Wind Chill: 70°
Heat Index: 70°
UV Index: 1 Low
Visibility: 10 mi
Dew Point: 58°
9 AM
72°
8 mph
23%
9 AM
72°
Wind: SSE @ 8 mph
Precip: 23% Chance
Humidity: 61%
Wind Chill: 72°
Heat Index: 72°
UV Index: 2 Low
Visibility: 10 mi
Dew Point: 58°
10 AM
75°
11 mph
24%
10 AM
75°
Wind: S @ 11 mph
Precip: 24% Chance
Humidity: 55%
Wind Chill: 75°
Heat Index: 75°
UV Index: 4 Moderate
Visibility: 10 mi
Dew Point: 57°
11 AM
77°
12 mph
24%
11 AM
77°
Wind: SSW @ 12 mph
Precip: 24% Chance
Humidity: 47%
Wind Chill: 77°
Heat Index: 77°
UV Index: 6 High
Visibility: 10 mi
Dew Point: 56°
12 PM
79°
13 mph
1%
12 PM
79°
Wind: SSW @ 13 mph
Precip: 1% Chance
Humidity: 43%
Wind Chill: 79°
Heat Index: 80°
UV Index: 7 High
Visibility: 10 mi
Dew Point: 55°
1 PM
80°
14 mph
21%
1 PM
80°
Wind: SW @ 14 mph
Precip: 21% Chance
Humidity: 39%
Wind Chill: 80°
Heat Index: 80°
UV Index: 7 High
Visibility: 10 mi
Dew Point: 53°
2 PM
80°
15 mph
22%
2 PM
80°
Wind: SW @ 15 mph
Precip: 22% Chance
Humidity: 36%
Wind Chill: 80°
Heat Index: 80°
UV Index: 5 Moderate
Visibility: 10 mi
Dew Point: 51°
3 PM
80°
16 mph
0%
3 PM
80°
Wind: SSW @ 16 mph
Precip: 0% Chance
Humidity: 36%
Wind Chill: 80°
Heat Index: 80°
UV Index: 3 Moderate
Visibility: 10 mi
Dew Point: 51°
4 PM
80°
15 mph
0%
4 PM
80°
Wind: SW @ 15 mph
Precip: 0% Chance
Humidity: 36%
Wind Chill: 80°
Heat Index: 80°
UV Index: 1 Low
Visibility: 10 mi
Dew Point: 51°
5 PM
78°
13 mph
2%
5 PM
78°
Wind: SW @ 13 mph
Precip: 2% Chance
Humidity: 39%
Wind Chill: 78°
Heat Index: 79°
UV Index: 0 Low
Visibility: 10 mi
Dew Point: 51°
6 PM
77°
11 mph
0%
6 PM
77°
Wind: SW @ 11 mph
Precip: 0% Chance
Humidity: 43%
Wind Chill: 77°
Heat Index: 77°
UV Index: 0 Low
Visibility: 10 mi
Dew Point: 53°
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- Henry Brean
Tucson’s 2026 monsoon season ended slightly above average with 5.73 inches of rainfall, boosted by moisture from Pacific cyclone Polo, surpassing the 30-year average of 5.69 inches. This marks a significant increase over last year’s 2.82 inches, reflecting a wetter season overall.
- Arizona Daily Star
Mount Lemmon received over four inches of rain Tuesday, with significant rainfall measured across various locations in Tucson including Marana, South Wilmot Road, and the Arizona-Sonora Desert Museum. Tucson International Airport recorded 0.27 inches as the storm moved into New Mexico.
-
Brandi D. Addison
USA Today
A stronger-than-normal polar vortex is taking shape over the North Pole. That might sound like a recipe for a brutally cold winter, but it isn't that simple.
- Griffin Salkowski
If the forecast holds, Tucson could end the year with above-normal monsoon rainfall.
- Norma Coile
If longtime Tucsonans can seem rather blasé about weather scenarios like the one in our regional news this week, 1997 may well be the reason.
- Arizona Daily Star
A storm swept across metro Tucson Monday evening, prompting several rescues, a power outage and reports of toppled power lines.
- Shi En Kim Arizona Republic
On average, Arizona sees as many as 600,000 lightning strikes every year, most of them during the monsoon. Storm chasers are out to capture the chaos.
- Ignacio Calderon and Doyle Rice USA Today
The United States’ scorching summer of 2026 was a record-breaker, scientists from the National Oceanic and Atmospheric Administration announced Sept. 9.
- Tevian Whitehurst Arizona Republic
In Phoenix, 27 nights had lows at or warmer than 90 degrees, 14 of which broke or tied daily records.
Coral research with Tucson ties shows El Niño growing stronger as planet warms- Henry Brean
For Star subscribers: A study of corals dating back centuries in the Galapagos Islands found that the global climate phenomenon known as El Niño was nearly 40% stronger during the past 40 years than at any time in the past millennium.
- KEITH WEIR Reuters
Both July and August are on track to be the warmest on record, reflecting a trend of rising temperatures across the country.
- Jeanine Santucci, Doyle Rice and Dinah Voyles Pulver USA Today
Tropical Storm Dolly has formed in the Atlantic, just days after music icon Dolly Parton's death, becoming the fourth named storm of the 2026 Atlantic hurricane season.