Grand Ronde, Oregon Weather
Solstice Light Crests. Day 88 of spring. Read this microseason across nine climate regions →
Grand Ronde weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Overcast——93°67°—
- TuesdayJun 16Overcast——70°50°-23°
- WednesdayJun 17Overcast——75°46°+5°
- ThursdayJun 18Overcast——81°52°+6°
- FridayJun 19Overcast——78°51°-3°
- SaturdayJun 20Overcast——67°50°-11°
- SundayJun 21Overcast——72°47°+5°
AQI 37 (Good), driven by PM2.5. AQI down 7 over the last 6 hours (gradual decline). PM2.5 at 6.9 µg/m³ (AQI 38) with a 0.82 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
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 30. Overcast through the UV peak window (cloud cover ~98%) — afternoon ozone should stay flat.
- Present
- AQI 30
- UV peak
- 3.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 7
PM × Wind × Precip
PM2.5 at 6.9 µg/m³ (AQI 38) with a 0.82 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.82
- 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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:30 AM
- Moonset
- 9:31 PM
- In sign
- ♊︎ Gemini
Solstice Light Crests
Grand Ronde at a glance
- Today vs. normal: 69°F — typical for the season
- Last frost: May 16 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
15-Day Forecast — Grand Ronde
- Mon93°67°0%
- Tue70°50°2%
- Wed75°46°0%
- Thu81°52°0%
- Fri78°51°0%
- Sat67°50°0%
- Sun72°47°0%
- Mon78°48°0%
- Tue73°49°0%
- Wed66°50°3%
- Thu59°50°5%
- Fri76°52°13%
- Sat89°54°13%
- Sun85°56°7%
- Mon74°53°6%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 15, 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.
ZIP codes in Grand Ronde
- 97347