St. Catharines weather in November

In November, St. Catharines sees average daytime highs of 8°C and overnight lows near 4°C, with 82 mm of precipitation across 10.8 wet days and about 9.5 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 10°C in the first days to 6°C by the end. The sky is clear or mostly clear about 14% of the time in November, and the air most often feels dry.

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

Daytime high
8th warmest
Overnight low
6th coldest
Precipitation
82 mm
10.8 wet days
Daylight
9 h 30 min
7:18 AM – 4:46 PM
Cloud cover
73%
9th clearest
Wind
18 km/h
3rd windiest
Solar energy
1.69 kWh/m²
Travel score
1.3
out of 10

St. Catharines is city in Ontario, Canada.

Air quality
Good
PM2.5 7 µg/m³ · 2019
Density
1,410/km²
people per km²
Founded
1783

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

Temperature in November

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 10°C in the first days to 6°C by the end.

A typical November day in St. Catharines reaches about 8°C in the afternoon and slips back to 4°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 14°C. Set against its neighbours, November runs about 6°C cooler than October and about 5°C warmer than December.

-5°10°15°20°151015202530
Avg high (°C)Avg low (°C)
1116
2116
3106
4106
5105
6105
7105
895
995
1094
1194
1294
1394
1484
1584
1683
1783
1883
1973
2073
2173
2273
2372
2472
2562
2662
2762
2862
2961
3061

How November really feels in St. Catharines

Once humidity and wind are folded in, November averages 0 days that feel above 32°C and 18 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
18
wind chill below the day's low

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

St. Catharines weather by month

How November compares with the rest of the year at a glance. November is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -5°7511.999.20.0
Feb-0° / -6°599710.20.0
Mar / -2°7310.44.611.60.1
Apr / 9711.71.813.11.8
May15° / 10°8311.4014.44.5
Jun21° / 16°9111.1015.16.4
Jul25° / 20°8810.8014.96.9
Aug24° / 19°759.9013.87.1
Sep21° / 16°859.8012.36.5
Oct14° / 9212.10.110.84.1
Nov / 8210.829.51.3
Dec / -1°7711.66.68.90.0

Cloud cover in November

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in November.

Beyond those clear spells, partly cloudy skies cover about 15% of November, with mostly cloudy or overcast conditions the remaining 71%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13565
23565
33565
43565
53565
63664
73664
83565
93466
103466
113367
123367
133367
143169
153169
163070
172971
182971
192773
202773
212575
222575
232476
242476
252278
262278
272278
282179
292179
302080

Chance of precipitation in November

Any precipitationSnow

St. Catharines gets around 82 mm of rain and snow over 10.8 wet days in November. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 35% and peaks near 40% on the wettest days, and about 2 days bring snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1351
2341
3342
4332
5332
6332
7333
8333
9334
10334
11335
12335
13336
14336
15337
16337
17348
18348
19359
20369
213710
223710
233810
243811
253911
263912
274012
284013
294014
304014

Humidity in November

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, November 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%151015202530
Dry (%)Comfortable (%)
1982
2991
3991
4991
5991
6991
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000

Wind in November

Winds average 18 km/h in November.

Across November, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze

Sunrise & sunset in November

DaylightNight

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

Days shrink by about 60 minutes over November. Sunrise moves from 6:59 AM to 7:34 AM, and sunset from 5:02 PM to 4:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
110.16:595:02
210.07:005:01
310.07:015:00
49.97:034:59
59.97:044:58
69.97:054:56
79.87:064:55
89.87:084:54
99.77:094:53
109.77:104:52
119.77:124:51
129.67:134:50
139.67:144:49
149.57:154:48
159.57:174:47
169.57:184:46
179.47:194:46
189.47:204:45
199.47:224:44
209.37:234:43
219.37:244:43
229.37:254:42
239.37:274:42
249.27:284:41
259.27:294:40
269.27:304:40
279.17:314:39
289.17:324:39
299.17:334:39
309.17:344:38

Solar energy in November

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in November, about 1.69 kWh/m².

For context, solar energy here swings from a low near 1.28 kWh/m² to a high of 6.32 kWh/m² in June across the year — November's 1.69 kWh/m² sits near the bottom.

0123151015202530
Solar energy (kWh/m²)Level
12.1Moderate
22.0Moderate
32.0Moderate
42.0Moderate
52.0Dim
62.0Dim
71.9Dim
81.9Dim
91.9Dim
101.9Dim
111.8Dim
121.8Dim
131.8Dim
141.8Dim
151.7Dim
161.7Dim
171.7Dim
181.6Dim
191.6Dim
201.6Dim
211.6Dim
221.5Dim
231.5Dim
241.5Dim
251.5Dim
261.4Dim
271.4Dim
281.4Dim
291.4Dim
301.4Dim
Planning a trip in November

Is November a good time to visit St. Catharines?

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

1.3
Sightseeing
8th-best month of the year
0.0
Beach & pool
7th-best month of the year

November is a weaker month for outdoor sightseeing in St. Catharines.

What to pack for St. Catharines in November

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

In November, St. Catharines sees daytime highs around 8°C and nights near 4°C. Pack a warm layer. Worth having: rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near St. Catharines in November

The nearest coast averages about 8°C in November — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 25 km away) is warmest in August at about 22°C and coldest in February near 3°C.

It's comfortable for a long swim from Jul 17 to Sep 6 — about 1.7 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr4Bracing
May7Bracing
Jun15Bracing
Jul20Refreshing
Aug22Refreshing
Sep19Cool
Oct13Bracing
Nov8Bracing
Dec5Bracing

UV index in St. Catharines in November

LowModerateHighVery highExtreme

Clear-sky midday UV in November peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in St. Catharines peaks around June 19 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 19UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May6High
Jun8Very high
Jul7Very high
Aug6High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is St. Catharines?

St. Catharines sits at 43.2°N, 79.2°W, 102 m above sea level, in Canada. The nearest listed city is Thorold, 7.0 km away.

Topography around St. Catharines

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

Within 3 km, the terrain around St. Catharines has only modest variations in elevation — a maximum elevation change of 47 m around an average of 100 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 193 m; within 80 km, significant variations in elevation — a maximum elevation change of 483 m.

The land around St. Catharines is covered by artificial surfaces (51%) and trees (33%) within 3 km, water (33%) and trees (20%) within 16 km, and water (41%) and trees (24%) within 80 km.

3 km
47 m
16 km
193 m
80 km
483 m
treesgrasslandcroplandartificial surfaceswater
November weather nearby: Thorold 7.0 km · Niagara-on-the-Lake 16 km · Niagara Falls 16 km · Niagara Falls 17 km · Welland 21 km · Grimsby 26 km · Grand Island 27 km · Port Colborne 30 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 St. Catharines (43.1713°, -79.2427°, elevation 102 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).