Climate Dayton - Oregon
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 48 | 51 | 56 | 61 | 68 | 73 |
| Average low in ºF Av. low Lo | 34 | 35 | 37 | 39 | 43 | 47 |
| Av. precipitation in inch Av. precip. Pre. | 6.10 | 4.44 | 4.03 | 2.91 | 2.24 | 1.53 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 81 | 82 | 76 | 63 | 52 | 46 |
| Average low in ºF Av. low Lo | 51 | 51 | 47 | 41 | 38 | 34 |
| Av. precipitation in inch Av. precip. Pre. | 0.50 | 0.58 | 1.38 | 3.15 | 6.79 | 6.09 |
What is the average weather in Dayton, Oregon?
Dayton experiences a warm-summer climate with distinct seasons. Summers are warm and dry, while winters are cold and much wetter. The area receives fairly wet conditions overall, with frequent rain and drizzle common during the cooler months, contrasting strongly with the drier summer period.
Dayton Climate Graph - Oregon Climate Chart
Daily normals Dayton - Oregon - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 46.1 | 34.4 | 0.19 | 0.19 | 0.00 | 0.00 |
| 2 Jan | 46.1 | 34.4 | 0.37 | 0.37 | 0.00 | 0.00 |
| 3 Jan | 46.2 | 34.5 | 0.56 | 0.56 | 0.00 | 0.00 |
| 4 Jan | 46.3 | 34.6 | 0.75 | 0.75 | 0.00 | 0.00 |
| 5 Jan | 46.3 | 34.6 | 0.94 | 0.94 | 0.00 | 0.00 |
| 6 Jan | 46.4 | 34.7 | 1.14 | 1.14 | 0.00 | 0.00 |
| 7 Jan | 46.5 | 34.8 | 1.33 | 1.33 | 0.00 | 0.00 |
| 8 Jan | 46.6 | 34.9 | 1.52 | 1.52 | 0.00 | 0.00 |
| 9 Jan | 46.7 | 34.9 | 1.71 | 1.71 | 0.00 | 0.00 |
| 10 Jan | 46.7 | 35.0 | 1.90 | 1.90 | 0.00 | 0.00 |
| 11 Jan | 46.8 | 35.1 | 2.08 | 2.08 | 0.00 | 0.00 |
| 12 Jan | 46.9 | 35.1 | 2.26 | 2.26 | 0.00 | 0.00 |
| 13 Jan | 47.0 | 35.2 | 2.43 | 2.43 | 0.00 | 0.00 |
| 14 Jan | 47.1 | 35.3 | 2.60 | 2.60 | 0.00 | 0.00 |
| 15 Jan | 47.2 | 35.3 | 2.78 | 2.78 | 0.00 | 0.00 |
| 16 Jan | 47.2 | 35.4 | 2.95 | 2.95 | 0.00 | 0.00 |
| 17 Jan | 47.3 | 35.4 | 3.13 | 3.13 | 0.00 | 0.00 |
| 18 Jan | 47.4 | 35.5 | 3.31 | 3.31 | 0.00 | 0.00 |
| 19 Jan | 47.5 | 35.5 | 3.48 | 3.48 | 0.00 | 0.00 |
| 20 Jan | 47.6 | 35.5 | 3.66 | 3.66 | 0.00 | 0.00 |
| 21 Jan | 47.7 | 35.5 | 3.83 | 3.83 | 0.00 | 0.00 |
| 22 Jan | 47.8 | 35.6 | 4.00 | 4.00 | 0.00 | 0.00 |
| 23 Jan | 47.9 | 35.6 | 4.17 | 4.17 | 0.00 | 0.00 |
| 24 Jan | 48.0 | 35.6 | 4.35 | 4.35 | 0.00 | 0.00 |
| 25 Jan | 48.1 | 35.6 | 4.52 | 4.52 | 0.00 | 0.00 |
| 26 Jan | 48.2 | 35.6 | 4.69 | 4.69 | 0.00 | 0.00 |
| 27 Jan | 48.3 | 35.6 | 4.86 | 4.86 | 0.00 | 0.00 |
| 28 Jan | 48.4 | 35.6 | 5.02 | 5.02 | 0.00 | 0.00 |
| 29 Jan | 48.5 | 35.5 | 5.19 | 5.19 | 0.00 | 0.00 |
| 30 Jan | 48.6 | 35.5 | 5.35 | 5.35 | 0.00 | 0.00 |
| 31 Jan | 48.7 | 35.5 | 5.51 | 5.51 | 0.00 | 0.00 |
Weather history Dayton - September 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Sep | 68.0 | 55.9 | 0.00 | - | - |
| 02 Sep | 63.0 | 54.0 | 0.31 | - | - |
| 03 Sep | 60.1 | 54.0 | 0.41 | - | - |
| 04 Sep | 64.0 | 53.1 | 0.24 | - | - |
| 05 Sep | 70.0 | 55.0 | 0.00 | - | - |
| 06 Sep | 66.9 | 53.1 | 0.28 | - | - |
| 07 Sep | 73.0 | 52.0 | 0.00 | - | - |
| 08 Sep | 82.0 | 48.0 | 0.00 | - | - |
| 09 Sep | 89.1 | 50.0 | 0.00 | - | - |
| 10 Sep | 84.0 | 50.0 | 0.00 | - | - |
| 11 Sep | 71.1 | 45.0 | 0.00 | - | - |
| 12 Sep | 64.0 | 52.0 | 0.04 | - | - |
| 13 Sep | 64.9 | 48.0 | T | - | - |
| 14 Sep | - | - | - | - | - |
| 15 Sep | 70.0 | 48.9 | 0.00 | - | - |
| 16 Sep | 81.0 | 48.9 | 0.00 | - | - |
| 17 Sep | 84.9 | 50.0 | 0.00 | - | - |
| 18 Sep | 71.1 | 48.0 | 0.00 | - | - |
| 19 Sep | 72.0 | 44.1 | 0.00 | - | - |
| 20 Sep | 81.0 | 48.0 | 0.00 | - | - |
| 21 Sep | - | - | - | - | - |
| 22 Sep | - | - | - | - | - |
| 23 Sep | - | - | - | - | - |
| 24 Sep | - | - | - | - | - |
| 25 Sep | - | - | - | - | - |
| 26 Sep | - | - | - | - | - |
| 27 Sep | - | - | - | - | - |
| 28 Sep | - | - | - | - | - |
| 29 Sep | - | - | - | - | - |
| 30 Sep | - | - | - | - | - |
Past weather Dayton
| Sep 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 72.6 ºF | 48 ºF | |
| Average low temperature Av. low temp. | 50.4 ºF | 34 ºF | |
| Total precipitation Total precip. | 1.28 inch | 6.10 inch | |
| Total snowfall Total snowfall | - inch | 0 inch | |
| Highest max temperature Highest max temp. | 89.1 ºF | - | |
| Lowest max temperature Lowest max temp. | 60.1 ºF | - | |
| Highest min temperature Highest min temp. | 55.9 ºF | - | |
| Lowest min temperature Lowest min temp. | 44.1 ºF | - | |
Past weather September 2026 incomplete - Missing data
Geo Dayton - Oregon
| Country | United States | |
|---|---|---|
| State | Oregon | |
| County | - | |
| City | Dayton | |
| Zip Code | 97114 | |
| Longitude | -123.08 dec. degr. | |
| Latitude | 45.22 dec. degr. | |
| Altitude - Elevation | 161ft | |
| ICAO | - | |
| IATA | - |
Date and Time Dayton - Oregon
| Local Time | 03:07 PM | |
|---|---|---|
| Sunrise | 06:59 AM | |
| Sunset | 07:09 PM | |
| Day/Night | Day | |
| Timezone | Pacific Daylight Time | |
| Timezone DB | America - Los Angeles |
Map of Dayton - Oregon
USGS National Map — Open interactive map
Dayton weather averages
| Annual high temperature | 63ºF |
| Annual low temperature | 41ºF |
| Average annual precip. | 39.74 inch |
Station Data
Monthly averages Dayton
Longitude: -123.076, Latitude: 45.2207
Average weather Dayton, OR - 97114
Monthly: 1991-2020 normals
History: 2015-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...