Roseburg weather in January

In January, Roseburg sees average daytime highs of 48°F and overnight lows near 34°F, with 6.2 in of precipitation across 16.1 wet days and about 9.2 hours of daylight. It is the 11th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 47°F in the first days to 50°F by the end. The sky is clear or mostly clear about 17% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 54 min at the start of January to 9 h 36 min by month's end. Set against the rest of the year, January is Roseburg's 10th-clearest and 2nd-windiest month. For the whole year in context, see Roseburg's year-round climate.

Daytime high
48°
11th warmest
Overnight low
34°
2nd coldest
Precipitation
6.2 in
16.1 wet days
Daylight
9 h 06 min
7:49 AM – 4:57 PM
Cloud cover
73%
10th clearest
Wind
4 mph
2nd windiest
Solar energy
1.57 kWh/m²
Travel score
1.5
out of 10

Roseburg is city in and seat of Douglas County, Oregon, United States.

Density
837/km²
people per km²
Founded
1851

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 47°F in the first days to 50°F by the end.

A typical January day in Roseburg reaches about 48°F in the afternoon and slips back to 34°F overnight — a 14°F spread between the day's warmth and the night's chill. On most days the high lands between 41°F and 55°F. Set against its neighbours, January runs about 2°F warmer than December and about 3°F cooler than February.

20°30°40°50°60°151015202531
Avg high (°F)Avg low (°F)
14633
24733
34734
44734
54734
64734
74734
84734
94734
104734
114734
124834
134834
144834
154834
164834
174835
184835
194935
204935
214935
224935
234935
244935
254935
265035
275035
285035
295035
305035
315035

How January really feels in Roseburg

Once humidity and wind are folded in, January averages 0 days that feel above 90°F and 31 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
31
wind chill below the day's low

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Roseburg weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan48° / 34°6.216.13.49.21.5
Feb51° / 35°4.914.53.210.22.2
Mar55° / 37°5.816.6311.63.0
Apr59° / 40°4.615.41.413.24.0
May66° / 45°3.110.6014.45.9
Jun72° / 49°1.66.9015.17.3
Jul81° / 54°0.31.6014.98.1
Aug82° / 54°0.42013.88.0
Sep76° / 50°1.24.7012.38.1
Oct65° / 43°3.49.9010.86.0
Nov53° / 38°6.315.91.49.52.5
Dec47° / 34°7.816.83.48.91.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 9% of January, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22476
32476
42377
52476
62377
72377
82476
92476
102476
112476
122575
132575
142674
152674
162872
172872
182872
192971
202872
212872
222971
232971
242971
252872
262872
272872
282773
292773
302773
312773

Chance of precipitation in January

Any precipitationSnow

Roseburg gets around 6.2 in of rain and snow over 16.1 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 52% and peaks near 55% on the wettest days, and about 3 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
15213
25213
35312
45312
55412
65412
75412
85511
95511
105511
115511
125511
135511
145411
155410
165410
175310
185310
195210
205210
215110
225110
235010
245010
254910
264910
274910
284910
294910
304910
314810

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 4 mph in January.

Across January, daily wind ranges from about 4 mph on the calmest days to 4 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 54 min at the start of January to 9 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over January. Sunrise moves from 7:51 AM to 7:38 AM, and sunset from 4:42 PM to 5:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.97:514:42
28.97:514:43
38.97:514:44
48.97:514:45
58.97:514:45
68.97:514:46
78.97:514:47
89.07:514:48
99.07:514:49
109.07:514:50
119.07:504:51
129.07:504:52
139.17:504:53
149.17:494:54
159.17:494:56
169.17:494:57
179.27:484:58
189.27:484:59
199.27:475:00
209.27:475:01
219.37:465:03
229.37:455:04
239.37:455:05
249.47:445:06
259.47:435:07
269.47:435:09
279.57:425:10
289.57:415:11
299.57:405:13
309.67:395:14
319.67:385:15

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.57 kWh/m².

For context, solar energy here swings from a low near 1.34 kWh/m² to a high of 7.46 kWh/m² in July across the year — January's 1.57 kWh/m² sits near the bottom.

00.511.522.5151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.4Dim
91.4Dim
101.5Dim
111.5Dim
121.5Dim
131.5Dim
141.5Dim
151.5Dim
161.6Dim
171.6Dim
181.6Dim
191.6Dim
201.6Dim
211.7Dim
221.7Dim
231.7Dim
241.8Dim
251.8Dim
261.8Dim
271.8Dim
281.9Dim
291.9Dim
301.9Dim
311.9Dim
Planning a trip in January

Hazard calendar for Roseburg

In seasonPeak

In January, Roseburg sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Roseburg's rainy season runs November–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Roseburg?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

1.5
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Roseburg.

What to pack for Roseburg in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Roseburg sees daytime highs around 48°F and nights near 34°F. Pack a warm layer and rain gear. About 16 days see rain.

a warm layerrain gear

UV index in Roseburg in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Roseburg peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 15UV 9Dec 17UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar5Moderate
Apr6High
May9Very high
Jun8Very high
Jul9Very high
Aug7Very high
Sep5High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Roseburg in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Roseburg is worst in September — around 73 µg/m³ PM2.5 (unhealthy), about 16.1× the cleanest month (January, 5 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

020406080JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateSep 1566 µg/m³Jan 225 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb6Good
Mar8Good
Apr9Good
May9Good
Jun7Good
Jul13Moderate
Aug31Moderate
Sep73Unhealthy
Oct11Good
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Roseburg?

Roseburg sits at 43.2°N, 123.3°W, 482 ft above sea level, in United States. The nearest listed city is Coos Bay, 45 mi away.

Topography around Roseburg

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Roseburg.

Within 2 miles, the terrain around Roseburg has significant variations in elevation — a maximum elevation change of 1,060 ft around an average of 673 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,858 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,706 ft.

The land around Roseburg is covered by trees (54%) and artificial surfaces (25%) within 2 miles, trees (55%) and grassland (39%) within 10 miles, and trees (90%) within 50 miles.

2 miles
1,060 ft
10 miles
2,858 ft
50 miles
6,706 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Coos Bay 45 mi · Grants Pass 53 mi · Eugene 59 mi · Springfield 60 mi · Central Point 62 mi · Medford 66 mi · Ashland 78 mi · Corvallis 93 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Roseburg (43.2165°, -123.3417°, elevation 482 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).