Grimsby weather in November

In November, Grimsby sees average daytime highs of 8°C and overnight lows near 4°C, with 81 mm of precipitation across 10.6 wet days and about 9.5 hours of daylight. It is the 8th-warmest and 4th-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 15% 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 Grimsby's 9th-clearest and 3rd-windiest month. For the whole year in context, see Grimsby's year-round climate.

Daytime high
8th warmest
Overnight low
6th coldest
Precipitation
81 mm
10.6 wet days
Daylight
9 h 30 min
7:19 AM – 4:48 PM
Cloud cover
73%
9th clearest
Wind
18 km/h
3rd windiest
Solar energy
1.71 kWh/m²
Travel score
1.4
out of 10

Grimsby is town in Niagara Region, Ontario, Canada.

Density
398/km²
people per km²
Founded
1790

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 Grimsby reaches about 8°C in the afternoon and slips back to 4°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 13°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
5106
6105
7105
895
995
1095
1194
1294
1394
1484
1584
1684
1783
1883
1973
2073
2173
2273
2373
2472
2562
2662
2762
2862
2962
3061

How November really feels in Grimsby

Once humidity and wind are folded in, November averages 0 days that feel above 32°C and 17 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
17
wind chill below the day's low

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

Grimsby weather by month

How November compares with the rest of the year at a glance. November is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -5°7311.58.59.20.0
Feb-0° / -6°588.66.610.20.0
Mar / -2°719.94.511.60.1
Apr / 9511.41.813.11.7
May15° / 8010.8014.44.4
Jun21° / 16°8210.8015.16.4
Jul25° / 19°749.7014.97.0
Aug24° / 19°679.7013.87.1
Sep21° / 16°789.3012.36.6
Oct14° / 8811.3010.84.1
Nov / 8110.61.99.51.4
Dec / -1°7511.15.88.90.0

Cloud cover in November

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in November.

Beyond those clear spells, partly cloudy skies cover about 14% 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
63565
73565
83565
93565
103466
113367
123268
133268
143169
153169
162971
172971
182872
192872
202674
212575
222575
232476
242476
252476
262377
272278
282179
292179
302080

Chance of precipitation in November

Any precipitationSnow

Grimsby gets around 81 mm of rain and snow over 10.6 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 (%)
1331
2331
3321
4322
5322
6322
7323
8323
9324
10324
11325
12325
13326
14326
15336
16337
17347
18348
19358
20369
21379
22379
233810
243810
253910
263911
273911
283912
294013
303913

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 18 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
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light 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 7:00 AM to 7:36 AM, and sunset from 5:04 PM to 4:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
110.17:005:04
210.07:015:02
310.07:035:01
49.97:045:00
59.97:054:59
69.97:074:58
79.87:084:56
89.87:094:55
99.77:104:54
109.77:124:53
119.77:134:52
129.67:144:51
139.67:164:50
149.57:174:49
159.57:184:49
169.57:194:48
179.47:214:47
189.47:224:46
199.47:234:45
209.37:244:45
219.37:264:44
229.37:274:43
239.27:284:43
249.27:294:42
259.27:304:42
269.27:314:41
279.17:334:41
289.17:344:40
299.17:354:40
309.17:364:40

Solar energy in November

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in November, about 1.71 kWh/m².

For context, solar energy here swings from a low near 1.29 kWh/m² to a high of 6.29 kWh/m² in June across the year — November's 1.71 kWh/m² sits near the bottom.

0123151015202530
Solar energy (kWh/m²)Level
12.1Moderate
22.1Moderate
32.0Moderate
42.0Moderate
52.0Dim
62.0Dim
71.9Dim
81.9Dim
91.9Dim
101.9Dim
111.9Dim
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 Grimsby?

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

1.4
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 Grimsby.

What to pack for Grimsby in November

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

In November, Grimsby 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 Grimsby 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 20 km away) is warmest in August at about 21°C and coldest in February near 3°C.

It's comfortable for a long swim from Jul 22 to Sep 1 — about 1.4 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr4Bracing
May8Bracing
Jun15Cool
Jul20Cool
Aug21Refreshing
Sep19Cool
Oct13Bracing
Nov8Bracing
Dec5Bracing

UV index in Grimsby 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 Grimsby peaks around June 20 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 20UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May6High
Jun8Very high
Jul8Very high
Aug6High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Grimsby in November

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where November falls, not just the annual average.

Air quality in Grimsby is worst in May — around 22 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMay 2021 µg/m³Dec 1010 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb15Moderate
Mar18Moderate
Apr18Moderate
May22Moderate
Jun20Moderate
Jul20Moderate
Aug17Moderate
Sep17Moderate
Oct11Good
Nov10Good
Dec10Good
Location & terrain

Where is Grimsby?

Grimsby sits at 43.2°N, 79.6°W, 88 m above sea level, in Canada. The nearest listed city is Stoney Creek, 16 km away.

Topography around Grimsby

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

Within 3 km, the terrain around Grimsby has only modest variations in elevation — a maximum elevation change of 145 m around an average of 110 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 155 m; within 80 km, significant variations in elevation — a maximum elevation change of 401 m.

The land around Grimsby is covered by water (41%) and trees (23%) within 3 km, water (45%) and cropland (23%) within 16 km, and water (38%), trees (21%) and cropland (21%) within 80 km.

3 km
145 m
16 km
155 m
80 km
401 m
treesgrasslandcroplandartificial surfaceswater
November weather nearby: Stoney Creek 16 km · Hamilton 24 km · St. Catharines 26 km · Oakville 29 km · Waterdown 30 km · Burlington 30 km · Thorold 31 km · Ancaster 34 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 Grimsby (43.2001°, -79.5663°, elevation 88 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).