Winston, Oregon Weather
Rufous Hummingbirds Arrive. Day 76 of spring. Read this microseason across nine climate regions →
Winston weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 3Overcast——75°56°—
- ThursdayJun 4Partly Cloudy——74°48°-1°
- FridayJun 5Overcast——72°40°-2°
- SaturdayJun 6Overcast——67°41°-5°
- SundayJun 7Overcast——74°37°+7°
- MondayJun 8Light Drizzle30%0.02″54°48°-20°
- TuesdayJun 9Overcast28%—67°44°+13°
PM2.5 at 12.1 µg/m³ (AQI 57) with a 0.66 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust. AQI up 7 over the last 6 hours (gradual rise).
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 41 now. With UV 2.7 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 10 by mid-afternoon.
- Present
- AQI 41
- UV peak
- 2.7 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 10
PM × Wind × Precip
PM2.5 at 12.1 µg/m³ (AQI 57) with a 0.66 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.66
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 6:22 AM
- Moonset
- 3:06 PM
- In sign
- ♑︎ Capricorn
Rufous Hummingbirds Arrive
Winston at a glance
- Today vs. normal: 73°F — typical for the season
- Last frost: May 5 (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.