Roseburg weather in December: Roseburg, Oregon: normal highs, lows, rain and records for December
Roseburg in December has a normal high of 48°F and a normal low of 37°F, a daily mean of 43°F, holding near 48°F all month. Measurable precipitation falls on 20 days in a normal December, 6.05 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 9°C and low of 3°C, 154 mm of precipitation in December.
- NOAA stationRoseburg Regional Airport
- Station IDUSW00024231
- Location43.24°N 123.35°W
- Elevation525 ft (160 m)
- Population23,795
- Jan 50° 37°
- Feb 54° 38°
- Mar 59° 40°
- Apr 63° 43°
- May 71° 48°
- Jun 77° 53°
- Jul 86° 57°
- Aug 86° 57°
- Sep 80° 52°
- Oct 67° 45°
- Nov 54° 41°
- Dec 48° 37°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Roseburg in December?
The normal high is 48°F and the normal low 37°F, for a daily mean of 42.5°F. December is 4.9°F cooler than November and 1.1°F cooler than January. December is the 12th warmest month of the year in Roseburg and the wettest. Across the month the normal high falls 1°F, from 50°F on December 1 to 49°F on December 31. From one year to the next December's mean temperature typically moves about 2.5°F either way (NOAA's standard deviation), so roughly two Decembers in three average between 40°F and 45°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 64%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| December 1 | 50°F | 38°F | 63% | 36% |
| December 8 | 48°F | 37°F | 64% | 37% |
| December 15 | 48°F | 37°F | 64% | 38% |
| December 22 | 48°F | 36°F | 64% | 38% |
| December 31 | 49°F | 36°F | 63% | 37% |
Every day of December: normal high, low and chance of precipitation (warmest afternoon December 1, coldest night December 23)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| December 1 | 50°F | 38°F | 63% | 36% | 9 h 10 min |
| December 2 | 49°F | 38°F | 63% | 36% | 9 h 10 min |
| December 3 | 49°F | 38°F | 63% | 36% | 9 h 10 min |
| December 4 | 49°F | 38°F | 63% | 36% | 9 h 10 min |
| December 5 | 49°F | 38°F | 63% | 36% | 9 h 10 min |
| December 6 | 49°F | 38°F | 63% | 37% | 9 h 10 min |
| December 7 | 48°F | 37°F | 63% | 37% | 9 h 10 min |
| December 8 | 48°F | 37°F | 64% | 37% | 9 h 10 min |
| December 9 | 48°F | 37°F | 64% | 37% | 9 h 10 min |
| December 10 | 48°F | 37°F | 64% | 37% | 9 h |
| December 11 | 48°F | 37°F | 64% | 37% | 9 h |
| December 12 | 48°F | 37°F | 64% | 37% | 9 h |
| December 13 | 48°F | 37°F | 64% | 37% | 9 h |
| December 14 | 48°F | 37°F | 64% | 37% | 9 h |
| December 15 | 48°F | 37°F | 64% | 38% | 9 h |
| December 16 | 48°F | 37°F | 64% | 38% | 9 h |
| December 17 | 48°F | 36°F | 64% | 38% | 9 h |
| December 18 | 48°F | 36°F | 64% | 38% | 9 h |
| December 19 | 48°F | 36°F | 64% | 38% | 9 h |
| December 20 | 48°F | 36°F | 64% | 38% | 9 h |
| December 21 | 48°F | 36°F | 64% | 38% | 9 h |
| December 22 | 48°F | 36°F | 64% | 38% | 9 h |
| December 23 | 48°F | 36°F | 64% | 38% | 9 h |
| December 24 | 48°F | 36°F | 64% | 38% | 9 h |
| December 25 | 48°F | 36°F | 64% | 38% | 9 h |
| December 26 | 48°F | 36°F | 63% | 38% | 9 h |
| December 27 | 48°F | 36°F | 63% | 38% | 9 h |
| December 28 | 48°F | 36°F | 63% | 38% | 9 h |
| December 29 | 48°F | 36°F | 63% | 38% | 9 h |
| December 30 | 48°F | 36°F | 63% | 38% | 9 h |
| December 31 | 49°F | 36°F | 63% | 37% | 9 h |
- Normal high
- 48°FDecember average
- Normal low
- 37°FDecember average
- Precipitation
- 6.05 inmonth total
- Days with precipitation
- 200.01 inch or more
- Nights at 32°F or colder
- 7
- Daylight
- 9 h 10 min to 9 hDecember 1 to December 31
- Sunshine
- 55%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00024231; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Roseburg in December?
On a given December day the chance of 0.01 inch or more is 63% on average, highest around December 14 (64%). In all, 6.05 in falls on 20 days of a normal December, 1 of them with an inch or more.
In a normal December in Roseburg, 7 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00024231.
What are the records for December in Roseburg?
The warmest December temperature on this station's record (since 1900) is 70°F, on December 21, 1940; the coldest is 5°F, on December 11, 1932. The wettest December brought 15.74 in (1955); the snowiest, 5.5 inches (1964).
The December mean against the 1991-2020 normal of 42.5°F: 2021 42.6°F (+0.1), 2022 42.5°F (at normal), 2023 48.2°F (+5.7), 2024 44.9°F (+2.4), 2025 46.4°F (+3.9). 4 of 5 ran warmer than normal.
| December | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 42.6°F | +0.1°F | 5.77 in |
| 2022 | 42.5°F | at normal | 4.88 in |
| 2023 | 48.2°F | +5.7°F | 4.42 in |
| 2024 | 44.9°F | +2.4°F | 8.61 in |
| 2025 | 46.4°F | +3.9°F | 4.77 in |
Source: records: ACIS, station USW00024231; recent months: ACIS, station USW00024231. Records and recent months use complete months only.
How does December in Roseburg compare across Oregon?
Across the 105 places PlainClimate covers in Oregon, December normal highs run from 33°F in Halfway to 55°F in Bandon; Roseburg's is 48°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.