Air Quality Alert AIR QUALITY ALERT - Plano, Collin County, Texas
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Updated: @ 22-Oct-2026 7:25pm - next update at 7:30pm  
Summary / Temperature Wind Precipitation Outlook


Night time, Dry, Clear
Night time, Dry, Clear

71.5°F Colder 6.2°F than last hour.
Comfortable
Currently 71.5, Max: 83.6, Min: 55.1 Feels like:
77°F

24-hr
difference
1.1°FWarmer 1.1°F than yesterday at this time.
TEMP HIGH LOW
Today 83.6°F
2:52pm
55.1°F
7:40am
Yesterday 81.4°F
2:50pm
53.7°F
7:32am
Record 94°F
1939
31°F
1898
Normal 76°F
55°F
 Wind from ESE ESE
0.4
Gust:
0.0
Calm

60-Min Avg: 2.3 mph
120-Min Avg: 3.5 mph
Max Gust: 12.0 mph 1:09pm
Month: 32.0 mph Oct 16
Today: 0.00 in
Yesterday: 0.00 in
Last
Rain:
10/4/2026
5:28 AM
October: 3.23 in
Last 7 Days: 0.00 in
Rain Season:1 26.01 in
Rain Days: 62 in 2026
17 days since last rain
Friday

Friday: Mostly Sunny
Mostly Sunny

Barometer Humidity/Dew Point Moon
Current: 30.144 inHg  
1-Hr Trend: Steady
3-Hr Trend: Steady
High: 30.249  |  Low: 30.132
Humidity: 42 % Increased 8% since last hour.
Humidex: 72.6°F
Dewpoint: 47.2°F Increased 0.1°F since last hour.
Wetbulb: 58.6°F
Waxing Gibbous
Waxing Gibbous, Moon at 11 days in cycle
88%
Illuminated
UV Forecast Current Solar Energy
22-Oct-2026   Medium   5.9   
23-Oct-2026   Medium   5.6   
24-Oct-2026   Medium   5.6   
Energy: 0 W/m2 (0%)
High: 715 at  1:12pm
Apparent Temp: 72.0°F
Heat Index Cooling Degree Days Sun
Current: 77.0°F
Today: 81.8°F  2:52pm
Yesterday: 80.5°F
Last Week: 82.4°F
Record: 106.0°F   13-Oct-2026
Today: 0.4
October: 172.3
2026 to Date: 3513.1
Heating Degree Days
2026 to Date: 954.5
Sunlight Hours
Possible hours of Daylight
11:07 hrs:min
-00:01:55 Min
Almanac Irrigation Index5 Station All Time Records Fire Risk
Sunrise: 7:37am
Sunset: 6:44pm
Moonrise: 5:14pm
Moonset: 4:55am
Full Moon: October 26 2026
New Moon: 07:03 UTC November 9 2026
Updated at Midnight
Current: 0.13 in   
7-Days Rain: 0.00 in   
7-Days ET: 0.83 in   
7-Day: -0.84 in 0.84 in water in deficit of what evaporated in last 7 days.
October: 0.77 in 0.77 in water in excess of what evaporated this month.
Irrigation System: Standby
Other Conditions
Air Density: 1.20 kg/m3
Cloud Height: 5563 ft
HIGHS: LOWS:
110.8°F
Sep 8 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:4.7 RCP:98%
Chandler Burning Index
Chandler Burning Index: LOW
Currently:
30.7 at 7:25 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 Friday's Outlook
Tonight

Tonight: Mostly Clear
Mostly Clear

Lo 59 °F
NWS forecast: Mostly clear, with a low around 59. East southeast wind around 5 mph.
Friday

Friday: Mostly Sunny
Mostly Sunny

Hi 84 °F
NWS forecast: Mostly sunny. High near 84, with temperatures falling to around 82 in the afternoon. Southeast wind 5 to 10 mph.
 NWS NWS Short Term Weather Forecast
Friday

Friday: Mostly Sunny
Mostly Sunny
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
Saturday

Saturday: Mostly Sunny
Mostly Sunny
Saturday
Night
Saturday Night: Mostly Cloudy
Mostly Cloudy
Sunday

Sunday: Partly Sunny
Partly Sunny
Sunday
Night
Sunday Night: Mostly Cloudy
Mostly Cloudy
Monday

Monday: Partly Sunny
Partly Sunny
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
Hi 84 °F Lo 59 °F Hi 83 °F Lo 62 °F Hi 81 °F Lo 58 °F Hi 79 °F Lo 60 °F
US Radar & Infrared Satellite
US Radar National Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.