Gloucester weather in January

In January, Gloucester sees average daytime highs of -5°C and overnight lows near -14°C, with 70 mm of precipitation across 10.4 wet days and about 8.9 hours of daylight. It is the 12th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near -5°C through the month. 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 36 min at the start of January to 9 h 24 min by month's end. Set against the rest of the year, January is Gloucester's 10th-clearest and 4th-windiest month. For the whole year in context, see Gloucester's year-round climate.

Daytime high
-5°
12th warmest
Overnight low
-14°
1st coldest
Precipitation
70 mm
10.4 wet days
Daylight
8 h 54 min
7:45 AM – 4:39 PM
Cloud cover
73%
10th clearest
Wind
12 km/h
4th windiest
Solar energy
1.65 kWh/m²
Travel score
0.0
out of 10

Gloucester is suburb of and within the City of Ottawa.

Founded
1792

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 -5°C through the month.

A typical January day in Gloucester reaches about -5°C in the afternoon and slips back to -14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between -14°C and 4°C. Set against its neighbours, January runs about 4°C cooler than December and about 2°C cooler than February.

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

How January really feels in Gloucester

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.

Gloucester weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-5° / -14°7010.49.28.90.0
Feb-3° / -13°568.8810.10.0
Mar / -7°7210.26.511.60.1
Apr12° / 9211.32.813.22.9
May19° / 8511.30.214.65.8
Jun24° / 13°9511.3015.46.5
Jul26° / 16°9411.8015.16.3
Aug25° / 15°8610.8013.96.7
Sep21° / 10°909.9012.36.4
Oct13° / 9711.70.610.73.5
Nov / -2°8011.13.59.30.5
Dec-1° / -8°7611.48.78.60.0

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 12% of January, with mostly cloudy or overcast conditions the remaining 71%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22575
32575
42674
52674
62674
72773
82773
92773
102773
112773
122872
132971
143070
153070
163070
173070
183070
193070
203070
213169
223169
233169
243169
253169
263268
273367
283367
293367
303367
313367

Chance of precipitation in January

Any precipitationSnow

Gloucester gets around 70 mm of rain and snow over 10.4 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 (%)
13831
23831
33831
43831
53832
63831
73831
83731
93731
103731
113631
123530
133530
143430
153429
163329
173228
183228
193128
203128
213128
223028
233028
243028
253028
263028
273029
283029
293029
303029
313029

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 12 km/h in January.

Across January, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 8 h 36 min at the start of January to 9 h 24 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 7:48 AM to 7:33 AM, and sunset from 4:23 PM to 4:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
18.67:484:23
28.67:484:24
38.67:484:25
48.67:484:26
58.67:484:27
68.77:484:28
78.77:484:29
88.77:484:30
98.77:474:31
108.77:474:32
118.87:474:33
128.87:474:34
138.87:464:35
148.87:464:36
158.97:454:38
168.97:454:39
178.97:444:40
189.07:444:41
199.07:434:43
209.07:424:44
219.17:424:45
229.17:414:46
239.17:404:48
249.27:404:49
259.27:394:50
269.27:384:52
279.37:374:53
289.37:364:54
299.37:354:56
309.47:344:57
319.47:334:59

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 1.65 kWh/m².

For context, solar energy here swings from a low near 1.21 kWh/m² to a high of 5.99 kWh/m² in June across the year — January's 1.65 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
11.3Dim
21.3Dim
31.3Dim
41.4Dim
51.4Dim
61.4Dim
71.4Dim
81.4Dim
91.4Dim
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
262.0Dim
272.0Dim
282.0Moderate
292.0Moderate
302.1Moderate
312.1Moderate
Planning a trip in January

Is January a good time to visit Gloucester?

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 Gloucester.

What to pack for Gloucester in January

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

In January, Gloucester sees daytime highs around -5°C and nights near -14°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 10 days see rain.

a warm layera heavy coatrain gear

UV index in Gloucester 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 Gloucester peaks around July 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 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 highHighModerateLowJul 13UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May6High
Jun7High
Jul8Very high
Aug5Moderate
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Gloucester 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 Gloucester is worst in June — around 15 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (December, 7 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodJun 2015 µg/m³Dec 107 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb11Good
Mar13Moderate
Apr11Good
May13Moderate
Jun15Moderate
Jul14Moderate
Aug13Moderate
Sep10Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

Where is Gloucester?

Gloucester sits at 45.4°N, 75.6°W, 93 m above sea level, in Canada. The nearest listed city is Alta Vista, 4.0 km away.

Topography around Gloucester

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

Within 3 km, the terrain around Gloucester has only modest variations in elevation — a maximum elevation change of 45 m around an average of 96 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 167 m; within 80 km, significant variations in elevation — a maximum elevation change of 524 m.

The land around Gloucester is covered by trees (54%) and artificial surfaces (30%) within 3 km, trees (39%) and artificial surfaces (22%) within 16 km, and trees (61%) and cropland (22%) within 80 km.

3 km
45 m
16 km
167 m
80 km
524 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Alta Vista 4.0 km · Ottawa South 6.0 km · Nepean 7.0 km · Ottawa 8.0 km · Centretown 9.0 km · Vanier 10 km · Hull 11 km · Aylmer 15 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 Gloucester (45.35°, -75.6333°, elevation 93 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. 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).