Air Quality Alert AIR QUALITY ALERT - Plano, Collin County, Texas
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Updated: @ 01-Jun-2026 12:10pm - next update at 12:15pm  
Summary / Temperature Wind Precipitation Outlook


Mostly sunny, Dry
Mostly sunny, Dry

91.5°F Warmer 1.4°F than last hour.
Hot
Currently 91.5, Max: 91.6, Min: 76.0 Feels like:
101°F

24-hr
difference
0.6°FWarmer 0.6°F than yesterday at this time.
TEMP HIGH LOW
Today 91.6°F
11:49am
76.0°F
6:46am
Yesterday 95.3°F
3:32pm
75.2°F
4:48am
Record 102°F
1911
48°F
1903
Normal 89°F
69°F
 Wind from S S
7.2
Gust:
5.5
Gentle Breeze

60-Min Avg: 8.1 mph
120-Min Avg: 5.8 mph
Max Gust: 15.4 mph 12:15am
Month: 15.4 mph Jun 1
Today: 0.00 in
Yesterday: 0.00 in
Last
Rain:
5/30/2026
7:51 PM
June: 0.00 in
Last 7 Days: 1.22 in
Rain Season:1 15.40 in
Rain Days: 43 in 2026
2 days since last rain
Tonight

Tonight: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph becoming light  after midnight.
Mostly Clear


Barometer Humidity/Dew Point Moon
Current: 29.939 inHg  
1-Hr Trend: Steady
3-Hr Trend: Steady
High: 29.942  |  Low: 29.905
Humidity: 55 % Decreased 2% since last hour.
Humidex: 109.7°F
Dewpoint: 73.1°F Increased 0.3°F since last hour.
Wetbulb: 78.7°F
Waning Gibbous
Waning Gibbous, Moon at 15 days in cycle
98%
Illuminated
Current UV Index Current Solar Energy
   5.4    Medium 
High: 5.5 @ 12:07pm
Time to Burn: 21 Mins
Energy: 0 W/m2 (71%)
High: 870 at  12:09pm
Apparent Temp: 111.7°F
Heat Index Cooling Degree Days Sun
Current: 100.8°F
Today: 102.9°F  11:48am
Yesterday: 103.8°F
Last Week: 103.8°F
Record: 127.2°F   26-Aug-2023
Today: 7.3
June: 7.3
2026 to Date: 663.0
Heating Degree Days
2026 to Date: 930.5
Sunlight Hours
Possible hours of Daylight
14:11 hrs:min
+ 00:00:53 Min
Almanac Irrigation Index5 Station All Time Records Fire Risk
Sunrise: 6:19am
Sunset: 8:30pm
Moonrise: 9:22pm
Moonset: 6:57am
Full Moon: May 31 2026
New Moon: 02:55 UTC June 15 2026
Updated at Midnight
Current: 0.21 in   
7-Days Rain: 1.22 in   
7-Days ET: 1.10 in   
7-Day: 0.12 in 0.12 in water in excess of what evaporated in last 7 days.
June: 0 in 
Irrigation System: Standby
Other Conditions
Air Density: 1.14 kg/m3
Cloud Height: 4977 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:9 ISS:Ok CON:4.6 RCP:98%
Chandler Burning Index
Chandler Burning Index: LOW
Currently:
16.0 at 12:10 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  -   This Afternoon's and Tonight's Outlook
This
Afternoon
This Afternoon: Sunny, with a high near 95. Heat index values as high as 101. Southeast wind around 5 mph.
Sunny


Hi 95 °F
NWS forecast: Sunny, with a high near 95. Heat index values as high as 101. Southeast wind around 5 mph.
Tonight

Tonight: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph becoming light  after midnight.
Mostly Clear


Lo 75 °F
NWS forecast: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph becoming light after midnight.
 NWS NWS Short Term Weather Forecast
Tonight

Tonight: Mostly clear, with a low around 75. Southeast wind 5 to 10 mph becoming light  after midnight.
Mostly Clear

Tuesday

Tuesday: A 20 percent chance of showers and thunderstorms after 4pm.  Sunny, with a high near 93. Heat index values as high as 100. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Sunny then
Slight Chance
T-storms
Tuesday
Night
Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am.  Mostly cloudy, with a low around 73. East wind 5 to 10 mph.  Chance of precipitation is 30%.
Chance
T-storms then
Chance
Showers
Wednesday

Wednesday: Mostly sunny, with a high near 88. East wind around 10 mph.
Mostly Sunny

Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 71. East wind 5 to 10 mph.
Partly Cloudy

Thursday

Thursday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 89. South southeast wind around 10 mph.
Chance
T-storms

Thursday
Night
Thursday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Southeast wind around 10 mph.
Chance
T-storms

Friday

Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 87. South southeast wind around 10 mph.  Chance of precipitation is 60%.
Chance
Showers then
Showers
Likely
Lo 75 °F Hi 93 °F Lo 73 °F Hi 88 °F Lo 71 °F Hi 89 °F Lo 72 °F Hi 87 °F
US Radar & Infrared Satellite
US Radar National Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.