Heat Advisory HEAT ADVISORY - Plano, Collin County, Texas
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Updated: @ 31-Jul-2026 12:15pm - next update at 12:20pm  
Summary / Temperature Wind Precipitation Outlook


Mostly sunny, Dry
Mostly sunny, Dry

95.5°F Warmer 2.1°F than last hour.
Dangerously Hot
Currently 95.5, Max: 95.9, Min: 82.0 Feels like:
107°F

24-hr
difference
-0.6°FColder 0.6°F than yesterday at this time.
TEMP HIGH LOW
Today 95.9°F
12:03pm
82.0°F
7:09am
Yesterday 99.5°F
4:02pm
81.4°F
6:49am
Record 106°F
2012
60°F
1971
Normal 97°F
77°F
 Wind from WSW WSW
5.9
Gust:
3.3
Light Breeze

60-Min Avg: 4.6 mph
120-Min Avg: 3.5 mph
Max Gust: 18.7 mph 1:59am
Month: 42.9 mph Jul 15
Today: 0.00 in
Yesterday: 0.00 in
Last
Rain:
7/19/2026
7:45 PM
July: 1.48 in
Last 7 Days: 0.00 in
Rain Season:1 22.53 in
Rain Days: 57 in 2026
12 days since last rain
Tonight

Tonight: Partly Cloudy
Partly Cloudy

Barometer Humidity/Dew Point Moon
Current: 29.933 inHg  
1-Hr Trend: Steady
3-Hr Trend: Steady
High: 29.949  |  Low: 29.869
Humidity: 52 % Decreased 4% since last hour.
Humidex: 115.7°F
Dewpoint: 75.1°F Decreased 0.3°F since last hour.
Wetbulb: 81.0°F
Waning Gibbous
Waning Gibbous, Moon at 16 days in cycle
96%
Illuminated
Current UV Index Current Solar Energy
   4.8    Medium 
High: 4.8 @ 12:12pm
Time to Burn: 23 Mins
Energy: 0 W/m2 (66%)
High: 761 at  12:13pm
Apparent Temp: 116.1°F
Heat Index Cooling Degree Days Sun
Current: 107.5°F
Today: 110.3°F  12:12pm
Yesterday: 112.0°F
Last Week: 111.7°F
Record: 127.2°F   26-Aug-2023
Today: 10.6
July: 680.3
2026 to Date: 1875.8
Heating Degree Days
2026 to Date: 930.5
Sunlight Hours
Possible hours of Daylight
13:48 hrs:min
-00:01:28 Min
Almanac Irrigation Index5 Station All Time Records Fire Risk
Sunrise: 6:39am
Sunset: 8:27pm
Moonrise: 9:22pm
Moonset: 8:31am
Full Moon: July 29 2026
New Moon: 17:37 UTC August 12 2026
Updated at Midnight
Current: 0.23 in   
7-Days Rain: 0.00 in   
7-Days ET: 2.03 in   
7-Day: -2.03 in 2.03 in water in deficit of what evaporated in last 7 days.
July: -6.67 in 6.67 in water in deficit of what evaporated this month.
Irrigation System: Ready
Other Conditions
Air Density: 1.13 kg/m3
Cloud Height: 5430 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:
19.7 at 12:15 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  -   Today's and Tonight's Outlook
Today

Today: Sunny
Sunny

Hi 103 °F
NWS forecast: Sunny, with a high near 103. Heat index values as high as 111. Southwest wind around 10 mph.
Tonight

Tonight: Partly Cloudy
Partly Cloudy

Lo 82 °F
NWS forecast: Partly cloudy. Low around 82, with temperatures rising to around 84 overnight. Heat index values as high as 109. Southwest wind 5 to 10 mph.
 NWS NWS Short Term Weather Forecast
Tonight

Tonight: Partly Cloudy
Partly Cloudy
Saturday

Saturday: Mostly Sunny
Mostly Sunny
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday

Sunday: Sunny
Sunny
Sunday
Night
Sunday Night: Clear
Clear
Monday

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

Tuesday: Sunny
Sunny
Lo 82 °F Hi 97 °F Lo 75 °F Hi 96 °F Lo 76 °F Hi 98 °F Lo 78 °F Hi 100 °F
US Radar & Infrared Satellite
US Radar National Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.