Cornelius, Oregon Weather
Fireweed Ignites. Day 15 of summer. Read this microseason across nine climate regions →
Cornelius weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——81°52°—
- MondayJul 6Overcast——86°57°+5°
- TuesdayJul 7Overcast——84°52°-2°
- WednesdayJul 8Overcast——79°55°-5°
- ThursdayJul 9Overcast——83°49°+4°
- FridayJul 10Overcast——81°51°-2°
- SaturdayJul 11Mostly Clear——80°51°-1°
AQI 17 (Good), driven by Ozone. AQI down 6 over the last 6 hours (gradual decline).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 9 PM.
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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:36 PM
- Moonset
- 11:29 AM
- In sign
- ♓︎ Pisces
Fireweed Ignites
Cornelius at a glance
- Today vs. normal: 8°F below the seasonal normal for this latitude
- Last frost: May 19 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 97113
16-Day Forecast — Cornelius
- Sun81°52°0%
- Mon86°57°0%
- Tue84°52°0%
- Wed79°55°0%
- Thu83°49°0%
- Fri81°51°0%
- Sat80°51°2%
- Sun83°50°2%
- Mon89°56°2%
- Tue93°59°1%
- Wed90°56°0%
- Thu93°60°3%
- Fri94°60°0%
- Sat90°59°0%
- Sun85°57°0%
- Mon83°50°3%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 Cornelius
- 97113