Bowmanville weather in January

In January, Bowmanville sees average daytime highs of -2°C and overnight lows near -10°C, with 65 mm of precipitation across 10.7 wet days and about 9.1 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near -2°C through the month. The sky is clear or mostly clear about 14% of the time in January, and the air most often feels dry.

Daylight stretches from about 8 h 48 min at the start of January to 9 h 36 min by month's end. Set against the rest of the year, January is Bowmanville's 12th-clearest and 1st-windiest month. For the whole year in context, see Bowmanville's year-round climate.

Daytime high
-2°
12th warmest
Overnight low
-10°
1st coldest
Precipitation
65 mm
10.7 wet days
Daylight
9 h 06 min
7:52 AM – 4:56 PM
Cloud cover
75%
12th clearest
Wind
15 km/h
1st windiest
Solar energy
1.66 kWh/m²
Travel score
0.0
out of 10

Bowmanville is population centre in Ontario, Canada.

Density
1,814/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 -2°C through the month.

A typical January day in Bowmanville reaches about -2°C in the afternoon and slips back to -10°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -11°C and 5°C. Set against its neighbours, January runs about 3°C cooler than December and about 1°C cooler than February.

-20°-10°10°151015202531
Avg high (°C)Avg low (°C)
1-1-8
2-1-8
3-1-8
4-1-9
5-1-9
6-1-9
7-2-9
8-2-9
9-2-9
10-2-10
11-2-10
12-2-10
13-2-10
14-2-10
15-2-10
16-2-11
17-2-11
18-2-11
19-3-11
20-3-11
21-3-11
22-3-11
23-3-11
24-3-11
25-3-11
26-3-11
27-3-11
28-3-11
29-2-11
30-2-11
31-2-11

How January really feels in Bowmanville

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

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
31 feel bitter (≤ -10°C)

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

Bowmanville weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -10°6510.78.89.10.0
Feb-1° / -10°518.26.710.20.0
Mar / -5°6010.45.511.60.2
Apr11° / 8311.3213.22.8
May18° / 7611014.55.6
Jun23° / 14°8911015.26.6
Jul26° / 16°8410.5014.96.6
Aug25° / 15°8010.1013.86.9
Sep21° / 11°809.1012.36.6
Oct14° / 8311.40.210.83.8
Nov / -0°7310.22.79.40.8
Dec / -6°6710.66.88.80.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12179
22179
32179
42179
52080
62080
72179
82179
92179
102179
112179
122278
132278
142476
152476
162575
172575
182674
192674
202872
212872
222872
232872
242971
252872
262872
272872
282872
292872
302872
312872

Chance of precipitation in January

Any precipitationSnow

Bowmanville gets around 65 mm of rain and snow over 10.7 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 34% and peaks near 38% on the wettest days, and about 9 days bring snow. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
13627
23727
33728
43728
53828
63829
73829
83829
93829
103829
113829
123729
133729
143629
153529
163428
173428
183328
193328
203228
213128
223128
233128
243027
253027
263027
272926
282926
292926
302926
312925

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 15 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3114light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 48 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 48 minutes over January. Sunrise moves from 7:55 AM to 7:41 AM, and sunset from 4:41 PM to 5:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.87:554:41
28.87:554:42
38.87:554:43
48.87:554:43
58.87:554:44
68.87:554:45
78.97:554:46
88.97:554:47
98.97:554:48
108.97:544:49
118.97:544:50
129.07:544:51
139.07:534:52
149.07:534:54
159.07:534:55
169.17:524:56
179.17:524:57
189.17:514:58
199.17:514:59
209.27:505:01
219.27:495:02
229.27:495:03
239.37:485:04
249.37:475:06
259.37:475:07
269.47:465:08
279.47:455:09
289.47:445:11
299.57:435:12
309.57:425:13
319.67:415:15

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.66 kWh/m².

For context, solar energy here swings from a low near 1.33 kWh/m² to a high of 6.43 kWh/m² in June across the year — January's 1.66 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.4Dim
21.4Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.5Dim
91.5Dim
101.5Dim
111.5Dim
121.5Dim
131.6Dim
141.6Dim
151.6Dim
161.6Dim
171.7Dim
181.7Dim
191.7Dim
201.8Dim
211.8Dim
221.8Dim
231.9Dim
241.9Dim
251.9Dim
261.9Dim
272.0Dim
282.0Moderate
292.0Moderate
302.1Moderate
312.1Moderate
Planning a trip in January

Is January a good time to visit Bowmanville?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
8th-best month of the year

January is a weaker month for outdoor sightseeing in Bowmanville.

What to pack for Bowmanville in January

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

In January, Bowmanville sees daytime highs around -2°C and nights near -10°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 11 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Bowmanville in January

The nearest coast averages about 4°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 21°C and coldest in March near 3°C.

It's comfortable for a long swim from Jul 27 to Sep 3 — about 1.3 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr4Bracing
May7Bracing
Jun14Bracing
Jul19Cool
Aug21Refreshing
Sep19Cool
Oct13Bracing
Nov8Bracing
Dec5Bracing

UV index in Bowmanville 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 Bowmanville peaks around June 20 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 20UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun8Very high
Jul7Very high
Aug6High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Bowmanville 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 Bowmanville is worst in June — around 16 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1616 µg/m³Dec 108 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb12Good
Mar14Moderate
Apr14Moderate
May16Moderate
Jun16Moderate
Jul16Moderate
Aug14Moderate
Sep12Moderate
Oct8Good
Nov8Good
Dec8Good
Location & terrain

Where is Bowmanville?

Bowmanville sits at 43.9°N, 78.7°W, 104 m above sea level, in Canada. The nearest listed city is Oshawa, 13 km away.

Topography around Bowmanville

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bowmanville.

Within 3 km, the terrain around Bowmanville has only modest variations in elevation — a maximum elevation change of 139 m around an average of 109 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 358 m; within 80 km, significant variations in elevation — a maximum elevation change of 394 m.

The land around Bowmanville is covered by artificial surfaces (30%), trees (28%) and cropland (24%) within 3 km, water (35%), trees (24%) and cropland (20%) within 16 km, and water (43%) and trees (26%) within 80 km.

3 km
139 m
16 km
358 m
80 km
394 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Oshawa 13 km · Whitby 20 km · Brooklin 23 km · Ajax 29 km · Pickering 36 km · Uxbridge 40 km · Rouge 41 km · Cobourg 42 km

Canada travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 83% of US
price level, 2025
GDP per capita
$55,698
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
2
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 53%none 35%Muslim 5%Hindu 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 Bowmanville (43.9168°, -78.6829°, elevation 104 m), 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).