Today's Weather Forecast - Fresno

Today's weather in Fresno. high 39°C (102°F), low 22°C (72°F). Sunny.

Today’s Hourly Weather Outlook

Morning6 AM – Noon27°
Wind speed
13 km/h
Rain probability
0%
AfternoonNoon – 6 PM38°
Wind speed
14 km/h
Rain probability
0%
Evening6 PM – Midn32°
Wind speed
17 km/h
Rain probability
0%
NightMidn – 6 AM28°
Wind speed
16 km/h
Rain probability
0%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 6:08 AM
Total Daylight
10% of day elapsedSolar noon 12:55 PM
Sunset
Dusk 7:42 PM
Remaining11h 17m
Solar elevation15°
vs yesterday-4 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: PM2.5
Monitoring station
Fresno - Garland, Fresno, California
PM2.5
27μg/m³
PM10
17μg/m³
O₃
37.6ppb
NO₂
1.9ppb
SO₂
1.2ppb
CO
1.2ppm
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Fresno is forecast to reach a high of 39°C today, with an overnight low around 22°C. That's 3° above the long-term average high of 36°C for this time of year. It continues a recent pattern — 11 of the last 19 days with published data have run warmer than normal. Expect little chance of rain (0% probability) and a gentle breeze averaging 17 km/h. Air quality is currently good (AQI 39), with no notable outdoor health concerns.

Today vs Normal

39°C+3° above normal

The long-term average high for today is 36°C.

11 of the last 19 days with published data ran above normal.

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

2026-08-19: 42°C42°2026-08-20: 42°C42°2026-08-21: 40°C40°2026-08-22: 40°C40°2026-08-23: 41°C41°2026-08-24: 42°C42°2026-08-25: 41°C41°2026-08-26: 42°C42°2026-08-27: 33°C33°2026-08-28: 35°C35°2026-08-29: 39°C39°2026-08-30: 37°C37°

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.