Air Quality Alert AIR QUALITY ALERT - Plano, Collin County, Texas
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Updated: @ 13-May-2026 1:10pm - next update at 1:15pm  
Summary / Temperature Wind Precipitation Outlook


Mostly sunny, Dry
Mostly sunny, Dry

87.3°F Warmer 2.2°F than last hour.
Warm
Currently 87.3, Max: 87.6, Min: 60.5 Feels like:
89°F

24-hr
difference
6.3°FWarmer 6.3°F than yesterday at this time.
TEMP HIGH LOW
Today 87.6°F
12:53pm
60.5°F
6:44am
Yesterday 84.5°F
4:16pm
57.2°F
6:37am
Record 95°F
1956
43°F
1971
Normal 83°F
64°F
 Wind from SW SW
2.4
Gust:
1.1
Light Air

60-Min Avg: 2.3 mph
120-Min Avg: 4.6 mph
Max Gust: 13.2 mph 11:17am
Month: 37.4 mph May 10
Today: 0.00 in
Yesterday: 0.00 in
Last
Rain:
5/10/2026
10:04 PM
May: 1.87 in
Last 7 Days: 1.86 in
Rain Season:1 12.79 in
Rain Days: 38 in 2026
2 days since last rain
Tonight

Tonight: Mostly clear, with a low around 68. Southeast wind around 5 mph.
Mostly Clear

Barometer Humidity/Dew Point Moon
Current: 30.057 inHg Falling 0.02 °F/hr
1-Hr Trend: Falling slowly
3-Hr Trend: Falling
High: 30.107  |  Low: 30.013
Humidity: 46 % Decreased 4% since last hour.
Humidex: 97.8°F
Dewpoint: 64.0°F Decreased 0.5°F since last hour.
Wetbulb: 72.2°F
Waning Crescent
Waning Crescent, Moon at 26 days in cycle
13%
Illuminated
Current UV Index Current Solar Energy
   5.0    Medium 
High: 5.0 @ 12:49pm
Time to Burn: 22 Mins
Energy: 0 W/m2 (65%)
High: 852 at  12:53pm
Apparent Temp: 106.1°F
Heat Index Cooling Degree Days Sun
Current: 88.9°F
Today: 89.7°F  12:53pm
Yesterday: 84.9°F
Last Week: 93.0°F
Record: 127.2°F   26-Aug-2023
Today: 1.2
May: 52.9
2026 to Date: 413.9
Heating Degree Days
2026 to Date: 930.5
Sunlight Hours
Possible hours of Daylight
13:49 hrs:min
+ 00:01:29 Min
Almanac Irrigation Index5 Station All Time Records Fire Risk
Sunrise: 6:28am
Sunset: 8:17pm
Moonrise: 4:05am
Moonset: 4:56pm
Full Moon: May 01 2026
New Moon: 20:02 UTC May 16 2026
Updated at Midnight
Current: 0.21 in   
7-Days Rain: 1.86 in   
7-Days ET: 1.05 in   
7-Day: 0.81 in 0.81 in water in excess of what evaporated in last 7 days.
May: -0.13 in 0.13 in water in deficit of what evaporated this month.
Irrigation System: Standby
Other Conditions
Air Density: 1.16 kg/m3
Cloud Height: 6090 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:0 ISS:Ok CON:4.6 RCP:99%
Chandler Burning Index
Chandler Burning Index: LOW
Currently:
26.6 at 1:10 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 90. Calm wind becoming east southeast around 5 mph.
Sunny

Hi 90 °F
NWS forecast: Sunny, with a high near 90. Calm wind becoming east southeast around 5 mph.
Tonight

Tonight: Mostly clear, with a low around 68. Southeast wind around 5 mph.
Mostly Clear

Lo 68 °F
NWS forecast: Mostly clear, with a low around 68. Southeast wind around 5 mph.
 NWS NWS Short Term Weather Forecast
Tonight

Tonight: Mostly clear, with a low around 68. Southeast wind around 5 mph.
Mostly Clear
Thursday

Thursday: Mostly sunny, with a high near 91. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Mostly Sunny
Thursday
Night
Thursday Night: Mostly clear, with a low around 69. South wind around 15 mph, with gusts as high as 25 mph.
Mostly Clear
Friday

Friday: Mostly sunny, with a high near 91. South wind 15 to 20 mph, with gusts as high as 35 mph.
Mostly Sunny
Friday
Night
Friday Night: Mostly cloudy, with a low around 70. South wind 15 to 20 mph, with gusts as high as 30 mph.
Mostly Cloudy
Saturday

Saturday: Mostly sunny, with a high near 90. South wind 15 to 20 mph, with gusts as high as 30 mph.
Mostly Sunny
Saturday
Night
Saturday Night: Partly cloudy, with a low around 73. South wind around 15 mph, with gusts as high as 25 mph.
Partly Cloudy
Sunday

Sunday: Partly sunny, with a high near 91. South wind 15 to 20 mph, with gusts as high as 30 mph.
Partly Sunny
Lo 68 °F Hi 91 °F Lo 69 °F Hi 91 °F Lo 70 °F Hi 90 °F Lo 73 °F Hi 91 °F
US Radar & Infrared Satellite
US Radar National Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.