Williams, Arizona Weather
Heat hardens the dust. Day 76 of spring. Read this microseason across nine climate regions →
Williams weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Overcast——82°53°—
- ThursdayJun 4Partly Cloudy——83°59°+1°
- FridayJun 5Overcast——85°57°+2°
- SaturdayJun 6Overcast——81°55°-4°
- SundayJun 7Overcast——77°53°-4°
- MondayJun 8Partly Cloudy——78°47°+1°
- TuesdayJun 9Overcast——82°51°+4°
Ozone at AQI 78. AQI up 7 over the last 6 hours (gradual rise). Overcast through the UV peak window (cloud cover ~93%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 78. Overcast through the UV peak window (cloud cover ~93%) — afternoon ozone should stay flat.
- Present
- AQI 78
- UV peak
- 10.4 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 54
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
The higher the clouds, the finer the weather.
- Moonrise
- 5:06 AM
- Moonset
- 2:47 PM
- In sign
- ♑︎ Capricorn
Heat hardens the dust
Williams at a glance
- Today vs. normal: 79°F — typical for the season
- Last frost: March 18 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 3, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.