Glace Bay weather in September

In September, Glace Bay sees average daytime highs of 18°C and overnight lows near 14°C, with 113 mm of rain across 11.1 wet days and about 12.3 hours of daylight. It is the 3rd-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 16°C by the end. The sky is clear or mostly clear about 28% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Glace Bay's 3rd-clearest and 8th-windiest month. For the whole year in context, see Glace Bay's year-round climate.

Daytime high
18°
3rd warmest
Overnight low
14°
10th coldest
Rainfall
113 mm
11.1 wet days
Daylight
12 h 18 min
5:44 AM – 6:04 PM
Cloud cover
61%
3rd clearest
Wind
22 km/h
8th windiest
Solar energy
3.77 kWh/m²
Travel score
5.4
out of 10

Glace Bay is town in Nova Scotia, Canada.

Density
481/km²
people per km²
Founded
1785

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 16°C by the end.

A typical September day in Glace Bay reaches about 18°C in the afternoon and slips back to 14°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 21°C. Set against its neighbours, September runs about 3°C cooler than August and about 5°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11916
21916
31916
41916
51916
61916
71916
81915
91815
101815
111815
121815
131815
141815
151814
161814
171714
181714
191714
201714
211714
221713
231613
241613
251613
261613
271613
281613
291612
301512

How September really feels in Glace Bay

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 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
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Glace Bay weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -5°12013.511.68.80.0
Feb-1° / -7°11311.39.3100.0
Mar / -4°11212.48.111.60.0
Apr / 11412.64.413.30.0
May / 10112.30.414.71.2
Jun13° / 10°9911.3015.53.7
Jul19° / 16°8910015.26.0
Aug20° / 17°9310.40146.3
Sep18° / 14°11311.1012.35.4
Oct12° / 13913010.73.1
Nov / 13614.12.39.21.0
Dec / -1°14415.69.28.50.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24753
34753
44753
54654
64654
74654
84555
94456
104555
114456
124456
134555
144555
154555
164456
174555
184555
194456
204456
214456
224357
234357
244357
254357
264159
274159
284060
294060
304060

Chance of precipitation in September

Any precipitation

Glace Bay gets around 113 mm of rain over 11.1 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 37% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
135
235
336
436
536
637
737
837
937
1038
1138
1238
1338
1439
1539
1639
1738
1838
1938
2037
2137
2237
2337
2437
2537
2637
2737
2838
2938
3038

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13531276
23732266
33832255
43932245
54132225
64231215
74431205
84531194
94731184
104830174
115030174
125229163
135329153
145428153
155727142
165926132
175926132
186225121
196324121
206423121
216523111
226622111
236821101
246921100
25712090
26721990
27741880
28751870
29761770
30781660

Wind in September

Winds average 22 km/h in September.

Across September, daily wind ranges from about 20 km/h on the calmest days to 23 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
120breezy
220breezy
320breezy
421breezy
521breezy
621breezy
721breezy
821breezy
921breezy
1021breezy
1121breezy
1221breezy
1321breezy
1421breezy
1521breezy
1622breezy
1722breezy
1822breezy
1922breezy
2022breezy
2122breezy
2222breezy
2322breezy
2422breezy
2522breezy
2622breezy
2722breezy
2823breezy
2923breezy
3023breezy

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 12 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over September. Sunrise moves from 5:25 AM to 6:03 AM, and sunset from 6:34 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:256:34
213.15:266:32
313.05:286:30
413.05:296:28
512.95:306:26
612.95:316:24
712.85:336:22
812.85:346:20
912.75:356:18
1012.75:376:16
1112.65:386:14
1212.55:396:12
1312.55:416:10
1412.45:426:08
1512.45:436:06
1612.35:446:04
1712.35:466:02
1812.25:476:00
1912.25:485:58
2012.15:505:56
2112.05:515:54
2212.05:525:52
2311.95:545:49
2411.95:555:47
2511.85:565:45
2611.85:585:43
2711.75:595:41
2811.66:005:39
2911.66:025:37
3011.56:035:35

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.77 kWh/m².

For context, solar energy here swings from a low near 0.95 kWh/m² to a high of 5.76 kWh/m² in June across the year — September's 3.77 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.3Bright
34.3Bright
44.2Bright
54.2Bright
64.2Bright
74.1Bright
84.1Bright
94.0Bright
104.0Bright
114.0Moderate
123.9Moderate
133.9Moderate
143.8Moderate
153.8Moderate
163.8Moderate
173.7Moderate
183.7Moderate
193.6Moderate
203.6Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.4Moderate
253.4Moderate
263.3Moderate
273.3Moderate
283.2Moderate
293.2Moderate
303.1Moderate
Planning a trip in September

Is September a good time to visit Glace Bay?

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

5.4
Sightseeing
3rd-best month of the year
1.6
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Glace Bay for sightseeing.

What to pack for Glace Bay in September

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

In September, Glace Bay sees daytime highs around 18°C and nights near 14°C. Worth packing: rain gear and a windbreaker. About 11 days see rain.

rain geara windbreaker

Sea temperature near Glace Bay in September

The nearest coast averages about 16°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 km away) is warmest in August at about 19°C and coldest in March near -0°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan1Bracing
Feb0Bracing
Mar0Bracing
Apr1Bracing
May4Bracing
Jun9Bracing
Jul15Cool
Aug19Cool
Sep16Cool
Oct12Bracing
Nov8Bracing
Dec4Bracing

UV index in Glace Bay in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Glace Bay peaks around June 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. 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 highHighModerateLowJun 18UV 9Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May7High
Jun9Very high
Jul8Very high
Aug5High
Sep5Moderate
Oct3Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Glace Bay?

Glace Bay sits at 46.2°N, 60.0°W, 15 m above sea level, in Canada. The nearest listed city is Sydney, 19 km away.

Topography around Glace Bay

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

Within 3 km, the terrain around Glace Bay has only modest variations in elevation — a maximum elevation change of 60 m around an average of 17 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 101 m; within 80 km, significant variations in elevation — a maximum elevation change of 535 m.

The land around Glace Bay is covered by water (39%), grassland (27%) and trees (24%) within 3 km, water (55%) and trees (36%) within 16 km, and water (56%) and trees (39%) within 80 km.

3 km
60 m
16 km
101 m
80 km
535 m
treesgrasslandartificial surfaceswaterwetland
September weather nearby: Sydney 19 km · New Glasgow 219 km · Charlottetown 244 km · Saint-Pierre 296 km · Cole Harbour 323 km · Woodlawn 326 km · Dartmouth 329 km · Lower Sackville 330 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 Glace Bay (46.197°, -59.957°, elevation 15 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).