Oatfield, Oregon Weather
Fireweed Ignites. Day 14 of summer. Read this microseason across nine climate regions →
Oatfield weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast——77°57°—
- SundayJul 5Overcast——80°51°+3°
- MondayJul 6Overcast——88°54°+8°
- TuesdayJul 7Overcast——86°57°-2°
- WednesdayJul 8Overcast——77°56°-9°
- ThursdayJul 9Clear——82°54°+5°
- FridayJul 10Clear——85°53°+3°
AQI 40 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 10.5 µg/m³ (AQI 54) with a 0.78 fine-to-coarse ratio and 5 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
PM × Wind × Precip
PM2.5 at 10.5 µg/m³ (AQI 54) with a 0.78 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.78
- Wind
- light
- 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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:15 PM
- Moonset
- 10:16 AM
- In sign
- ♓︎ Pisces
Fireweed Ignites
Oatfield at a glance
- Today vs. normal: 3°F below the seasonal normal for this latitude
- Last frost: May 18 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Oatfield
- Sat76°57°1%
- Sun80°51°0%
- Mon88°54°0%
- Tue86°57°0%
- Wed77°56°1%
- Thu82°54°0%
- Fri85°53°0%
- Sat79°58°5%
- Sun80°55°3%
- Mon78°51°2%
- Tue95°51°4%
- Wed101°59°6%
- Thu101°69°3%
- Fri104°70°3%
- Sat98°66°6%
- Sun98°65°3%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, 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.
Microseason · July 1–5
Fireweed Ignites
Magenta fireweed spires surge from burned and cleared slopes, their blooms climbing from base upward. July's signature color claims the disturbed ground.
Day 185 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | — | — |
| May | lettuce, peas, spinach, radishes | lettuce, peas, radishes |
| June | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | tomatoes, peppers, beans, squash, fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | — | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
Oatfield's warmest month is August (~71°F mean) and its coldest is December (~42°F). Rainfall peaks in December (7.2 inches) and bottoms out in July (0.5 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 43° | 6.5″ | 22 |
| February | 45° | 4.5″ | 15 |
| March | 49° | 4.8″ | 16 |
| April | 53° | 3.8″ | 13 |
| May | 60° | 2.5″ | 8 |
| June | 65° | 1.8″ | 6 |
| July | 71° | 0.5″ | 2 |
| August | 71° | 0.6″ | 2 |
| September | 65° | 1.6″ | 5 |
| October | 56° | 4.2″ | 14 |
| November | 47° | 6.7″ | 22 |
| December | 42° | 7.2″ | 24 |
Regional context
Per NOAA NCEI 1991-2020 normals, Oatfield runs from a 43°F January mean to 71°F in July, a 28°F seasonal spread, with near 44.8 inches of precipitation across about 149 wet days.
Precipitation in Oatfield peaks in the cool season: December averages 7.2 inches across 24.0 storm-fed days, while July bottoms out at 0.5 inches over just 2.0 rainy days. That groups Oatfield with places like Johnson City, OR, Jennings Lodge, OR and Gladstone, OR on the same cool-season storm track.
Once Oatfield passes late-May, overnight freezes fade and peas, lettuce, spinach, and radishes can be sown. Tomatoes and peppers do best set out two weeks later in Oatfield, once nights clear the mid-40s°F. The season ends by early-October in Oatfield, once hard frosts set back in. A creek-bottom lot in Oatfield can lag Oatfield's last frost 7-10 days behind a south slope.
Similar climates: Johnson City, OR, Jennings Lodge, OR, Gladstone, OR, Oak Grove, OR, Milwaukie, OR.
Frequently asked
- When does it freeze in Oatfield?
- Frost typically leaves Oatfield by mid-May and returns to Oatfield near mid-October.
- What is the rainy season in Oatfield?
- December is the wettest month in Oatfield, about 7.2 inches on average; the year totals roughly 45 inches.
- What is the warmest month in Oatfield?
- Oatfield peaks in August, when the mean runs near 71°F.
- What is the coldest month in Oatfield?
- December is Oatfield's coldest month, averaging about 42°F.
- When can I start a vegetable garden in Oatfield?
- Hardy spring crops go in near mid-May in Oatfield; tender peppers and squash wait 10–14 days.
- How many rainy days does Oatfield get?
- Oatfield averages about 149 days with measurable rain or snow each year.
- What hardiness zone is Oatfield?
- Because Oatfield bottoms near 42°F in December, that winter low sets Oatfield's USDA zone — verify by ZIP.
- What is the 10-day forecast for Oatfield?
- Oatfield's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Oatfield?
- See this week's day-by-day rain chances for Oatfield in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Oatfield?
- Current conditions for Oatfield and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Oatfield forecast updated?
- The Oatfield forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Oatfield?
- Today's sunrise and sunset times for Oatfield are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Oatfield?
- The next few days in Oatfield's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a warm-summer Mediterranean zone, Oatfield, Oregon swings from 43°F in the heart of winter to 71°F at midsummer — a 28°F arc.
Across the year, Oatfield collects about 45 inches of precipitation over roughly 149 days with measurable rain or snow.
Oatfield's 28°F range, set by its 45.4°N position, drives frost timing and what thrives in Oatfield.
ZIP codes in Oatfield
- 97222
- 97267