Bon Air weather in January

In January, Bon Air sees average daytime highs of 47°F and overnight lows near 32°F, with 3.4 in of precipitation across 9.2 wet days and about 9.7 hours of daylight. It is the 12th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 47°F through the month. The sky is clear or mostly clear about 38% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 30 min at the start of January to 10 h 06 min by month's end. Set against the rest of the year, January is Bon Air's 3rd-clearest and 4th-windiest month. For the whole year in context, see Bon Air's year-round climate.

Daytime high
47°
12th warmest
Overnight low
32°
1st coldest
Precipitation
3.4 in
9.2 wet days
Daylight
9 h 42 min
7:29 AM – 5:10 PM
Cloud cover
55%
3rd clearest
Wind
7 mph
4th windiest
Solar energy
2.41 kWh/m²
Travel score
1.7
out of 10

Bon Air is census designated place in Chesterfield County, Virginia, United States.

Density
756/km²
people per km²

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 47°F through the month.

A typical January day in Bon Air reaches about 47°F in the afternoon and slips back to 32°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 34°F and 63°F. Set against its neighbours, January runs about 3°F cooler than December and about 3°F cooler than February.

20°40°60°151015202531
Avg high (°F)Avg low (°F)
14933
24933
34933
44933
54933
64833
74833
84833
94833
104833
114832
124832
134732
144732
154731
164731
174731
184731
194731
204731
214731
224730
234730
244730
254730
264730
274730
284730
294731
304831
314831

How January really feels in Bon Air

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.

Bon Air weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan47° / 32°3.49.22.29.71.7
Feb51° / 33°3.08.21.910.62.5
Mar59° / 40°4.010.1111.74.6
Apr69° / 49°3.29.5012.96.4
May77° / 58°3.2110146.6
Jun85° / 67°3.811.3014.55.2
Jul89° / 71°4.213014.34.0
Aug86° / 70°4.310.8013.44.8
Sep80° / 63°4.49.3012.36.5
Oct70° / 51°3.77.60117.0
Nov59° / 41°3.27.80.1105.0
Dec51° / 35°3.58.819.52.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35050
45050
55050
65050
75050
85149
95149
105149
115149
125149
135149
145248
155248
165149
175149
185149
195149
205248
215248
225248
235248
245149
255149
265248
275248
285149
295149
305149
315050

Chance of precipitation in January

Any precipitationSnow

Bon Air gets around 3.4 in of rain and snow over 9.2 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 30% and peaks near 31% on the wettest days, and about 2 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1273
2273
3274
4284
5284
6284
7294
8295
9295
10306
11306
12316
13317
14317
15317
16318
17318
18318
19318
20318
21319
22319
23319
24309
25308
26308
27298
28298
29298
30287
31287

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19721
29721
39721
49721
59721
69721
79721
89721
99721
109721
119721
129721
139811
149811
159811
169811
179811
189910
199910
209910
219910
229910
239910
249910
259910
269910
279910
289910
299910
309910
319910

Wind in January

Winds average 7 mph in January.

Across January, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 30 min at the start of January to 10 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over January. Sunrise moves from 7:30 AM to 7:22 AM, and sunset from 4:57 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.57:304:57
29.57:304:58
39.57:304:58
49.57:304:59
59.57:305:00
69.57:305:01
79.57:305:02
89.57:305:02
99.57:305:03
109.67:305:04
119.67:305:05
129.67:305:06
139.67:305:07
149.67:305:08
159.77:295:09
169.77:295:10
179.77:295:11
189.77:295:12
199.77:285:13
209.87:285:14
219.87:275:15
229.87:275:16
239.87:275:17
249.97:265:18
259.97:265:19
269.97:255:20
279.97:245:21
2810.07:245:22
2910.07:235:23
3010.07:225:24
3110.17:225:25

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.41 kWh/m².

For context, solar energy here swings from a low near 2.12 kWh/m² to a high of 6.16 kWh/m² in June across the year — January's 2.41 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.2Moderate
22.2Moderate
32.2Moderate
42.2Moderate
52.2Moderate
62.2Moderate
72.2Moderate
82.2Moderate
92.3Moderate
102.3Moderate
112.3Moderate
122.3Moderate
132.3Moderate
142.3Moderate
152.4Moderate
162.4Moderate
172.4Moderate
182.4Moderate
192.5Moderate
202.5Moderate
212.5Moderate
222.5Moderate
232.6Moderate
242.6Moderate
252.6Moderate
262.7Moderate
272.7Moderate
282.7Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in January

Is January a good time to visit Bon Air?

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

1.7
Sightseeing
12th-best month of the year
0.0
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Bon Air.

What to pack for Bon Air in January

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

In January, Bon Air sees daytime highs around 47°F and nights near 32°F. Pack a warm layer. Worth having: rain gear. About 9 days see rain.

a warm layerrain gear

UV index in Bon Air 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 Bon Air peaks around June 21 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 21UV 9Dec 19UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Bon Air 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 Bon Air is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (November, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1416 µg/m³Nov 217 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar10Good
Apr11Good
May13Moderate
Jun15Moderate
Jul17Moderate
Aug14Moderate
Sep11Good
Oct8Good
Nov7Good
Dec7Good
Location & terrain

Where is Bon Air?

Bon Air sits at 37.5°N, 77.6°W, 322 ft above sea level, in United States. The nearest listed city is Tuckahoe, 4.3 mi away.

Topography around Bon Air

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

Within 2 miles, the terrain around Bon Air has only modest variations in elevation — a maximum elevation change of 285 ft around an average of 295 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 778 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,266 ft.

The land around Bon Air is covered by trees (83%) within 2 miles, trees (72%) within 10 miles, and trees (80%) within 50 miles.

2 miles
285 ft
10 miles
778 ft
50 miles
1,266 ft
treesgrasslandcroplandartificial surfaceswaterwetland
January weather nearby: Tuckahoe 4.3 mi · Midlothian 5.0 mi · Richmond 5.6 mi · Meadowbrook 6.8 mi · Laurel 8.7 mi · Short Pump 9.3 mi · Mechanicsville 12 mi · Highland Springs 12 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 Bon Air (37.5249°, -77.5578°, elevation 322 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).