Air Quality Alert AIR QUALITY ALERT - Plano, Collin County, Texas
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Updated: @ 02-Aug-2026 8:40pm - next update at 8:45pm  
Summary / Temperature Wind Precipitation Outlook


Dusk, Dry, Clear
Dusk, Dry, Clear

87.6°F Colder 3°F than last hour.
Warm
Currently 87.6, Max: 96.1, Min: 72.6 Feels like:
89°F

24-hr
difference
-2.5°FColder 2.5°F than yesterday at this time.
TEMP HIGH LOW
Today 96.1°F
4:25pm
72.6°F
7:07am
Yesterday 97.4°F
3:43pm
81.6°F
11:58pm
Record 110°F
2011
62°F
1965
Normal 97°F
77°F
 Wind from N N
0.8
Gust:
3.3
Calm

60-Min Avg: 1.2 mph
120-Min Avg: 3.5 mph
Max Gust: 15.4 mph 4:59pm
Month: 22.0 mph Aug 1
Today: 0.00 in
Yesterday: 0.00 in
Last
Rain:
7/19/2026
7:45 PM
August: 0.00 in
Last 7 Days: 0.00 in
Rain Season:1 22.53 in
Rain Days: 57 in 2026
14 days since last rain
Monday

Monday: Sunny
Sunny

Barometer Humidity/Dew Point Moon
Current: 29.801 inHg Rising 0.01 °F/hr
1-Hr Trend: Steady
3-Hr Trend: Falling slowly
High: 29.936  |  Low: 29.794
Humidity: 44 % Increased 4% since last hour.
Humidex: 97.4°F
Dewpoint: 63.0°F  
Wetbulb: 71.8°F
Waning Gibbous
Waning Gibbous, Moon at 19 days in cycle
81%
Illuminated
UV Forecast Current Solar Energy
02-Aug-2026   Very High   9.6   
03-Aug-2026   Very High   10.1   
04-Aug-2026   Very High   10.4   
Energy: 0 W/m2 (0%)
High: 835 at  1:39pm
Apparent Temp: 91.6°F
Heat Index Cooling Degree Days Sun
Current: 88.6°F
Today: 98.3°F  4:25pm
Yesterday: 99.0°F
Last Week: 114.4°F
Record: 127.2°F   26-Aug-2023
Today: 12.8
August: 36.9
2026 to Date: 1929.4
Heating Degree Days
2026 to Date: 930.5
Sunlight Hours
Possible hours of Daylight
13:44 hrs:min
-00:01:31 Min
Almanac Irrigation Index5 Station All Time Records Fire Risk
Sunrise: 6:41am
Sunset: 8:25pm
Moonrise: 10:42pm
Moonset: 11:30am
Full Moon: July 29 2026
New Moon: 17:37 UTC August 12 2026
Updated at Midnight
Current: 0.28 in   
7-Days Rain: 0.00 in   
7-Days ET: 1.86 in   
7-Day: -1.86 in 1.86 in water in deficit of what evaporated in last 7 days.
August: -0.31 in 0.31 in water in deficit of what evaporated this month.
Irrigation System: Standby
Other Conditions
Air Density: 1.15 kg/m3
Cloud Height: 6387 ft
HIGHS: LOWS:
111.0°F
Aug 18 2023
-2.0°F
Feb 16 2021
Daytime Records
108.1°F
Aug 19 2024
3.6°F
Feb 15 2021
Nitetime Records
95.2°F
Aug 11 2023
2.1°F
Feb 16 2021
ICN:1 ISS:Ok CON:4.6 RCP:98%
Chandler Burning Index
Chandler Burning Index: LOW
Currently:
29.8 at 8:40 PM
1 Rain season: Jan 1st to Dec 31st.    5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present.)
 NWS Weather Forecast  -   Tonight's and Monday's Outlook
Tonight

Tonight: Clear
Clear

Lo 74 °F
NWS forecast: Clear. Low around 74, with temperatures rising to around 76 overnight. East wind 0 to 10 mph.
Monday

Monday: Sunny
Sunny

Hi 99 °F
NWS forecast: Sunny, with a high near 99. Heat index values as high as 97. South southeast wind 0 to 5 mph.
 NWS NWS Short Term Weather Forecast
Monday

Monday: Sunny
Sunny
Monday
Night
Monday Night: Clear
Clear
Tuesday

Tuesday: Sunny
Sunny
Tuesday
Night
Tuesday Night: Mostly Clear
Mostly Clear
Wednesday

Wednesday: Sunny
Sunny
Wednesday
Night
Wednesday Night: Mostly Clear
Mostly Clear
Thursday

Thursday: Sunny
Sunny
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Hi 99 °F Lo 77 °F Hi 101 °F Lo 79 °F Hi 100 °F Lo 80 °F Hi 99 °F Lo 79 °F
US Radar & Infrared Satellite
US Radar National Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.