Covington weather in January

In January, Covington sees average daytime highs of 44°F and overnight lows near 34°F, with 8.7 in of precipitation across 18.8 wet days and about 8.7 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 43°F in the first days to 45°F by the end. The sky is clear or mostly clear about 15% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 18 min at the start of January to 9 h 12 min by month's end. Set against the rest of the year, January is Covington's 11th-clearest and 1st-windiest month. For the whole year in context, see Covington's year-round climate.

Daytime high
44°
11th warmest
Overnight low
34°
2nd coldest
Precipitation
8.7 in
18.8 wet days
Daylight
8 h 42 min
7:58 AM – 4:38 PM
Cloud cover
76%
11th clearest
Wind
6 mph
1st windiest
Solar energy
1.09 kWh/m²
Travel score
0.6
out of 10

Covington is city in Washington, United States.

Density
1,244/km²
people per km²
Founded
1997

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 43°F in the first days to 45°F by the end.

A typical January day in Covington reaches about 44°F in the afternoon and slips back to 34°F overnight — a 10°F spread between the day's warmth and the night's chill. On most days the high lands between 36°F and 51°F. Set against its neighbours, January runs on par with December and about 3°F cooler than February.

20°30°40°50°60°151015202531
Avg high (°F)Avg low (°F)
14233
24233
34233
44333
54333
64333
74333
84333
94333
104333
114333
124333
134434
144434
154434
164434
174434
184434
194434
204434
214534
224534
234534
244534
254534
264534
274534
284534
294534
304634
314634

How January really feels in Covington

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.

Covington weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan44° / 34°8.718.86.38.70.6
Feb47° / 34°6.115.64.99.91.1
Mar50° / 35°6.818.95.311.61.9
Apr55° / 39°5.416.71.913.33.0
May62° / 44°3.813.30.214.84.7
Jun65° / 48°2.910.7015.75.8
Jul72° / 52°1.15.5015.37.7
Aug73° / 52°1.35.1014.17.9
Sep67° / 48°3.18.8012.46.5
Oct57° / 42°6.314.60.110.63.7
Nov48° / 36°9.218.52.69.11.4
Dec43° / 33°8.718.56.88.30.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% 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 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22476
32476
42476
52476
62476
72476
82476
92476
102476
112575
122575
132575
142575
152476
162476
172476
182575
192575
202476
212476
222476
232476
242476
252377
262377
272377
282377
292377
302377
312377

Chance of precipitation in January

Any precipitationSnow

Covington gets around 8.7 in of rain and snow over 18.8 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 60% and peaks near 62% on the wettest days, and about 6 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
16123
26123
36123
46222
56222
66221
76121
86121
96120
106120
116120
126019
136019
146019
155918
165918
175818
185818
195818
205818
215818
225919
235919
245919
255919
265919
275919
285918
295918
305818
315818

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 6 mph in January, the windiest month of the year.

Across January, daily wind ranges from about 6 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 18 min at the start of January to 9 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over January. Sunrise moves from 8:02 AM to 7:45 AM, and sunset from 4:21 PM to 4:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.38:024:21
28.38:024:22
38.48:024:23
48.48:024:24
58.48:024:25
68.48:024:26
78.48:024:27
88.48:014:28
98.58:014:29
108.58:014:30
118.58:004:31
128.58:004:33
138.68:004:34
148.67:594:35
158.67:594:36
168.77:584:38
178.77:574:39
188.77:574:40
198.87:564:42
208.87:554:43
218.87:554:44
228.97:544:46
238.97:534:47
248.97:524:48
259.07:514:50
269.07:504:51
279.17:494:53
289.17:484:54
299.17:474:56
309.27:464:57
319.27:454:59

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.09 kWh/m².

For context, solar energy here swings from a low near 0.94 kWh/m² to a high of 6.29 kWh/m² in July across the year — January's 1.09 kWh/m² sits near the bottom.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.0Dim
21.0Dim
31.0Dim
41.0Dim
51.0Dim
61.0Dim
71.0Dim
81.0Dim
91.0Dim
101.0Dim
111.0Dim
121.0Dim
131.0Dim
141.1Dim
151.1Dim
161.1Dim
171.1Dim
181.1Dim
191.1Dim
201.2Dim
211.2Dim
221.2Dim
231.2Dim
241.3Dim
251.3Dim
261.3Dim
271.3Dim
281.4Dim
291.4Dim
301.4Dim
311.4Dim
Planning a trip in January

Hazard calendar for Covington

In seasonPeak

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

Covington's rainy season runs October–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 Covington?

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

0.6
Sightseeing
11th-best month of the year
0.0
Beach & pool
8th-best month of the year

January is a weaker month for outdoor sightseeing in Covington.

What to pack for Covington in January

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

In January, Covington sees daytime highs around 44°F and nights near 34°F. Pack a warm layer and rain gear. Worth having: a heavy coat. About 19 days see rain.

a warm layerrain geara heavy coat

UV index in Covington in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 1. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Covington peaks around July 17 at about 8 (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 17UV 8Dec 17UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5Moderate
May7Very high
Jun6High
Jul9Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Covington 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 Covington is worst in September — around 22 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (December, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodSep 1322 µg/m³Dec 177 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar12Moderate
Apr12Good
May11Good
Jun10Good
Jul10Good
Aug18Moderate
Sep22Moderate
Oct12Good
Nov8Good
Dec7Good
Location & terrain

Where is Covington?

Covington sits at 47.4°N, 122.1°W, 381 ft above sea level, in United States. The nearest listed city is Maple Valley, 4.3 mi away.

Topography around Covington

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

Within 2 miles, the terrain around Covington has only modest variations in elevation — a maximum elevation change of 328 ft around an average of 420 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,818 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 14,350 ft.

The land around Covington is covered by trees (64%) within 2 miles, trees (66%) within 10 miles, and trees (77%) within 50 miles.

2 miles
328 ft
10 miles
1,818 ft
50 miles
14,350 ft
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewater
January weather nearby: Maple Valley 4.3 mi · East Hill-Meridian 4.3 mi · Kent 5.6 mi · Auburn 6.2 mi · Fairwood 6.2 mi · Federal Way 9.3 mi · Renton 9.9 mi · Des Moines 9.9 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 Covington (47.3582°, -122.1222°, elevation 381 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).