Roseburg weather in January: Roseburg, Oregon: normal highs, lows, rain and records for January
Roseburg in January has a normal high of 50°F and a normal low of 37°F, a daily mean of 44°F, rising from 49°F on the 1st to 52°F by the 31st. Measurable precipitation falls on 18 days in a normal January, 4.82 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 10°C and low of 3°C, 122 mm of precipitation in January.
- 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 January?
The normal high is 50°F and the normal low 37°F, for a daily mean of 43.6°F. January is 1.1°F warmer than December and 2.1°F cooler than February. January is the 11th warmest month of the year in Roseburg and the 2nd wettest. Across the month the normal high rises 3°F, from 49°F on January 1 to 52°F on January 31. From one year to the next January's mean temperature typically moves about 2.7°F either way (NOAA's standard deviation), so roughly two Januarys in three average between 41°F and 46°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 62%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| January 1 | 49°F | 37°F | 62% | 37% |
| January 8 | 49°F | 37°F | 61% | 36% |
| January 15 | 50°F | 37°F | 60% | 35% |
| January 22 | 51°F | 37°F | 58% | 33% |
| January 31 | 52°F | 37°F | 57% | 31% |
Every day of January: normal high, low and chance of precipitation (warmest afternoon January 31, coldest night January 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| January 1 | 49°F | 37°F | 62% | 37% | 9 h |
| January 2 | 49°F | 37°F | 62% | 37% | 9 h |
| January 3 | 49°F | 37°F | 62% | 37% | 9 h |
| January 4 | 49°F | 37°F | 62% | 37% | 9 h |
| January 5 | 49°F | 37°F | 62% | 37% | 9 h 10 min |
| January 6 | 49°F | 37°F | 62% | 37% | 9 h 10 min |
| January 7 | 49°F | 37°F | 61% | 36% | 9 h 10 min |
| January 8 | 49°F | 37°F | 61% | 36% | 9 h 10 min |
| January 9 | 50°F | 37°F | 61% | 36% | 9 h 10 min |
| January 10 | 50°F | 37°F | 61% | 36% | 9 h 10 min |
| January 11 | 50°F | 37°F | 61% | 36% | 9 h 10 min |
| January 12 | 50°F | 37°F | 60% | 35% | 9 h 10 min |
| January 13 | 50°F | 37°F | 60% | 35% | 9 h 20 min |
| January 14 | 50°F | 37°F | 60% | 35% | 9 h 20 min |
| January 15 | 50°F | 37°F | 60% | 35% | 9 h 20 min |
| January 16 | 50°F | 37°F | 59% | 34% | 9 h 20 min |
| January 17 | 50°F | 37°F | 59% | 34% | 9 h 20 min |
| January 18 | 50°F | 37°F | 59% | 34% | 9 h 20 min |
| January 19 | 50°F | 37°F | 59% | 34% | 9 h 30 min |
| January 20 | 51°F | 37°F | 58% | 33% | 9 h 30 min |
| January 21 | 51°F | 37°F | 58% | 33% | 9 h 30 min |
| January 22 | 51°F | 37°F | 58% | 33% | 9 h 30 min |
| January 23 | 51°F | 37°F | 58% | 33% | 9 h 30 min |
| January 24 | 51°F | 37°F | 58% | 33% | 9 h 40 min |
| January 25 | 51°F | 37°F | 58% | 32% | 9 h 40 min |
| January 26 | 51°F | 37°F | 57% | 32% | 9 h 40 min |
| January 27 | 51°F | 37°F | 57% | 32% | 9 h 40 min |
| January 28 | 51°F | 37°F | 57% | 32% | 9 h 40 min |
| January 29 | 51°F | 37°F | 57% | 32% | 9 h 50 min |
| January 30 | 51°F | 37°F | 57% | 31% | 9 h 50 min |
| January 31 | 52°F | 37°F | 57% | 31% | 9 h 50 min |
- Normal high
- 50°FJanuary average
- Normal low
- 37°FJanuary average
- Precipitation
- 4.82 inmonth total
- Days with precipitation
- 180.01 inch or more
- Nights at 32°F or colder
- 7
- Daylight
- 9 h to 9 h 50 minJanuary 1 to January 31
- Sunshine
- 59%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 January?
On a given January day the chance of 0.01 inch or more is 59% on average, highest around January 1 (62%). In all, 4.82 in falls on 18 days of a normal January, 1 of them with an inch or more.
In a normal January in Roseburg, 7 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00024231.
What are the records for January in Roseburg?
The warmest January temperature on this station's record (since 1900) is 71°F, on January 17, 2018; the coldest is −1°F, on January 22, 1962. The wettest January brought 12.01 in (2006); the snowiest, 23.0 inches (1950).
The January mean against the 1991-2020 normal of 43.6°F: 2021 45.8°F (+2.2), 2022 43.7°F (+0.1), 2023 42.8°F (−0.8), 2024 47.6°F (+4.0), 2025 41.1°F (−2.5), 2026 41.1°F (−2.5). 3 of 6 ran warmer than normal.
| January | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 45.8°F | +2.2°F | 4.48 in |
| 2022 | 43.7°F | +0.1°F | 2.68 in |
| 2023 | 42.8°F | −0.8°F | 2.53 in |
| 2024 | 47.6°F | +4.0°F | 6.72 in |
| 2025 | 41.1°F | −2.5°F | 2.52 in |
| 2026 | 41.1°F | −2.5°F | 1.92 in |
Source: records: ACIS, station USW00024231; recent months: ACIS, station USW00024231. Records and recent months use complete months only.
How does January in Roseburg compare across Oregon?
Across the 105 places PlainClimate covers in Oregon, January normal highs run from 32°F in Halfway to 55°F in Bandon; Roseburg's is 50°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.