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Rillito, Arizona

Community in Pima County, Arizona

Air quality

The air at Rillito

Index 25, good, led by coarse particles. Read at 12 AM from its reporting area, Rillito (AZ), 1 mile off.

25Good
  • Coarse particles (PM10)25Good-

The days ahead

Highest 96, moderate, today, led by coarse particles. Yesterday measured 24, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 5 PM.

FriSat

Precipitation

What has fallen at Rillito

None in the last 24 hours; 0.30 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.30in

Visibility

How far you can see at Rillito, the next 41 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

On the radar over Rillito, ArizonaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Rillito, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.0 miles away.

measured now4 instruments

measured daily2 instruments

Tohono ChulTCHA3

At a cooperative observer's station/11.4 mi away/2,527 ft/471 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Tucson - Marana, drawn

The nearest airport reporting now, 3.8 mi from Rillito, Arizona. From its report of Oct 16, 2026, 12:55 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Tucson - Marana, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AVQFIG. A THE SKY OVER TUCSON - MARANASECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLETucson - Marana, the skySTATION REPORT · ASOS AVQTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-AVQ-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

62.6 F with a dew point of 51.8 F, 68 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,500 ft up.

Chart of the air at Tucson - Marana: temperature 62.6 degrees Fahrenheit and dew point 51.8, 68 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AVQFIG. B THE AIR AT TUCSON - MARANATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00040 F50 F60 F70 FSATURATES 2,500 FT ABOVE THE STATION, AT 49.3 FTEMPERATURE 62.6 FDEW POINT 51.8 FSPREAD 10.8 FRELATIVE HUMIDITY 68 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLETucson - Marana, the airSTATION REPORT · ASOS AVQTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-AVQ-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southeast (140 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Tucson - Marana, north up: blowing from 140 degrees, the southeast, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AVQFIG. C THE WIND AT TUCSON - MARANAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 140°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLETucson - Marana, the windSTATION REPORT · ASOS AVQTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-AVQ-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Tucson - Marana, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Arizona

16 places, each with its own forecast and its own instruments.

Near Rillito

The nearest places, each with its own forecast and the instruments nearest it.

Near Rillito

River and lake gauges