Pronghorn, Oregon Weather
Fog locks the valleys. Day 93 of summer. Read this microseason across nine climate regions →
Pronghorn weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 7:18 AM PDT · Open-Meteo
- TodaySep 21Overcast later——83°50°—
- TuesdaySep 22Overcast——71°49°-12°
- WednesdaySep 23Overcast——73°43°+2°
- ThursdaySep 24Drizzle27%0.05″81°47°+8°
- FridaySep 25Light Drizzle20%—59°42°-22°
- SaturdaySep 26Overcast——64°39°+5°
- SundaySep 27Overcast——63°43°-1°
Air quality now AQI 16 · Good
AQI 16 (Good), driven by PM2.5. AQI projected to climb to 46 over the next 6 hours.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 7 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).
September dries up ditches or breaks down bridges.
- Moonrise
- 4:53 PM
- Moonset
- 1:16 AM
- In sign
- ♑︎ Capricorn
Fog locks the valleys
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Pronghorn at a glance
- Today vs. normal: Today averages 67°F (high 83°F, low 50°F), 11°F above the 56°F normal for Sep 21
- Last frost: June 9 (1991–2020 median, NOAA station 8 km away)
- Microseason: Sep 21–25
- Planting calendar: September — harvest peas, tomatoes, peppers, beans, summer squash, fall brassicas, carrots, garlic
16-Day Forecast — Pronghorn
- Mon83°50°1%
- Tue71°49°1%
- Wed73°43°0%
- Thu81°47°27%
- Fri59°42°20%
- Sat64°39°3%
- Sun63°43°2%
- Mon58°39°1%
- Tue72°36°3%
- Wed74°41°3%
- Thu76°44°11%
- Fri67°41°16%
- Sat67°37°10%
- Sun78°36°3%
- Mon71°43°3%
- Tue71°39°3%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Post-frost dormancy
As of September 21, the season's first frost (typically September 14) is due or past. Bring frost-tender plants indoors, mulch overwintering beds, and turn spent plantings under. This city's planting calendar for September: harvest peas, tomatoes, peppers, beans, summer squash, fall brassicas, carrots, and garlic.
Sun & seasons in Pronghorn
Pronghorn sits in Deschutes County, where the year’s longest day runs 15h 31m of daylight and its shortest just 8h 52m — a swing of +6h 39m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Portland, the state’s largest city, lies about 118 miles to the NW. The nearest town Pronghorn tracks is Eugene, roughly 96 miles to the W.
Air quality in Pronghorn
Air quality in Pronghorn’s county has trended dirtier since 2020; its cleanest year on record was 2020 (median AQI 23).
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| May | lettuce, peas, spinach, radishes | — |
| June | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash, fall brassicas, carrots | spinach, radishes |
| July | — | lettuce, peas, spinach, radishes |
| August | garlic (overwinter) | lettuce, peas, spinach, beans, summer squash, garlic |
| September | — | peas, tomatoes, peppers, beans, summer squash, fall brassicas, carrots, garlic |
| October | — | fall brassicas, carrots |
A year in weather
In Pronghorn, July runs warmest near 66°F and December coldest around 32°F, while December is the wettest month (1.1 inches) and September the driest (0.4 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 33° | 1.0″ | 8 |
| February | 35° | 0.8″ | 7 |
| March | 40° | 0.6″ | 6 |
| April | 44° | 0.7″ | 7 |
| May | 52° | 1.1″ | 7 |
| June | 57° | 0.9″ | 5 |
| July | 66° | 0.4″ | 3 |
| August | 65° | 0.5″ | 3 |
| September | 58° | 0.4″ | 3 |
| October | 48° | 0.7″ | 5 |
| November | 38° | 1.0″ | 7 |
| December | 32° | 1.1″ | 8 |
Regional context
Similar climates Redmond, OR, Tumalo, OR, Eagle Crest, OR
By the nearest station's NOAA NCEI 1991-2020 normals, Pronghorn sees 33°F Januarys and 66°F Julys, a 33°F range, plus around 9.1 inches of precipitation across 69 days.
Pronghorn's precipitation spreads evenly across the seasons: December peaks at 1.1 inches on 8.4 wet days, while September holds 0.4 inches over 3.3 — no season dominates Pronghorn's rain calendar. It is a balanced pattern Pronghorn shares with places like Redmond, OR, Tumalo, OR and Eagle Crest, OR.
By June 9 the frosts ease in Pronghorn, opening the season for peas, lettuce, spinach, and radishes. In Pronghorn, warm-season transplants — tomatoes, peppers, basil — wait two weeks past Pronghorn's frost date. Around September 14, freezing nights resume in Pronghorn and tender crops must come in. In about half of years, Pronghorn's last freeze comes after June 9.
Similar climates: Redmond, OR, Tumalo, OR, Eagle Crest, OR, Bend, OR, Terrebonne, OR.
Frequently asked
- When does it freeze in Pronghorn?
- Frost typically leaves Pronghorn by June 9 and returns to Pronghorn near September 14.
- What is the rainy season in Pronghorn?
- Pronghorn sees its heaviest rain in December (around 1.1 inches), part of roughly 9 inches a year.
- What is the warmest month in Pronghorn?
- July is Pronghorn's warmest month, averaging about 66°F.
- What is the coldest month in Pronghorn?
- Pronghorn bottoms out in December, with a mean near 32°F.
- When can I start a vegetable garden in Pronghorn?
- Frost-hardy sowings begin at June 9 in Pronghorn; warm-season starts follow two weeks on.
- How many rainy days does Pronghorn get?
- Expect roughly 69 wet days a year in Pronghorn.
- What hardiness zone is Pronghorn?
- Pronghorn's hardiness zone tracks its winter low; with December near 32°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for Pronghorn?
- Pronghorn'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 Pronghorn?
- See this week's day-by-day rain chances for Pronghorn in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Pronghorn?
- Current conditions for Pronghorn and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Pronghorn forecast updated?
- The Pronghorn forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Pronghorn?
- Today's sunrise and sunset times for Pronghorn 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 Pronghorn?
- The next few days in Pronghorn's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Pronghorn sits at 44.2°N; its climate zone is warm-summer Mediterranean (Köppen approximation).
ZIP codes in Pronghorn
- 97701