Today's Weather Forecast - Dallas

Today's weather in Dallas. high 38°C (100°F), low 26°C (79°F). Partly Cloudy.

Today’s Hourly Weather Outlook

Morning6 AM – Noon29°
Wind speed
12 km/h
Rain probability
0%
AfternoonNoon – 6 PM37°
Wind speed
16 km/h
Rain probability
7%
Evening6 PM – Midn29°
Wind speed
25 km/h
Rain probability
19%
NightMidn – 6 AM28°
Wind speed
14 km/h
Rain probability
0%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 6:37 AM
Total Daylight
79% of day elapsedSolar noon 1:23 PM
Sunset
Dusk 8:09 PM
Remaining2h 41m
Solar elevation33°
vs yesterday-3 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: O3
Monitoring station
Arlington Municipal Airport, fort Worth, Dallas, Texas
O₃
37.6ppb
NO₂
0.1ppb
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Dallas is forecast to reach a high of 38°C today, with an overnight low around 26°C. That's 5° above the long-term average high of 33°C for this time of year. It continues a recent pattern — 20 of the last 20 days with published data have run warmer than normal. Expect a low chance of rain (19% probability) and moderate breezes averaging 25 km/h. Air quality is currently good (AQI 45), with no notable outdoor health concerns.

Today vs Normal

38°C+5° above normal

The long-term average high for today is 33°C.

20 of the last 20 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-19: 41°C41°2026-08-20: 42°C42°2026-08-21: 41°C41°2026-08-22: 42°C42°2026-08-23: 43°C43°2026-08-24: 43°C43°2026-08-25: 40°C40°2026-08-26: 40°C40°2026-08-27: 39°C39°2026-08-28: 40°C40°2026-08-29: 40°C40°2026-08-30: 40°C40°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.