Caledon weather in October

In October, Caledon sees average daytime highs of 13°C and overnight lows near 4°C, with 76 mm of precipitation across 11.1 wet days and about 10.8 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 17°C in the first days to 10°C by the end. The sky is clear or mostly clear about 21% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of October to 10 h 06 min by month's end. Set against the rest of the year, October is Caledon's 6th-clearest and 7th-windiest month. For the whole year in context, see Caledon's year-round climate.

Daytime high
13°
6th warmest
Overnight low
7th coldest
Precipitation
76 mm
11.1 wet days
Daylight
10 h 48 min
6:42 AM – 5:28 PM
Cloud cover
66%
6th clearest
Wind
13 km/h
7th windiest
Solar energy
2.65 kWh/m²
Travel score
3.6
out of 10

Caledon is town in Peel Region, Ontario, Canada.

Founded
1974

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 17°C in the first days to 10°C by the end.

A typical October day in Caledon reaches about 13°C in the afternoon and slips back to 4°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 20°C. Set against its neighbours, October runs about 7°C cooler than September and about 7°C warmer than November.

10°20°151015202531
Avg high (°C)Avg low (°C)
1177
2177
3177
4167
5166
6166
7166
8156
9156
10155
11155
12145
13145
14145
15145
16134
17134
18134
19124
20124
21124
22123
23113
24113
25113
26113
27102
28102
29102
30102
3192

How October really feels in Caledon

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 10 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
10
wind chill below the day's low

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

Caledon weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -10°6110.28.99.10.0
Feb-1° / -10°518.2710.20.0
Mar / -5°599.75.711.60.3
Apr12° / 8311.42.813.22.8
May18° / 8411.6014.55.5
Jun23° / 13°8911.6015.26.5
Jul26° / 15°8211014.96.6
Aug25° / 14°7410013.86.9
Sep21° / 10°749.6012.36.4
Oct13° / 7611.10.510.83.6
Nov / -1°7010.13.59.50.6
Dec / -6°6110.27.88.80.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 16% of October, with mostly cloudy or overcast conditions the remaining 63%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34357
44258
54357
64258
74258
84258
94159
104159
114159
124159
133961
144060
153961
163862
173763
183565
193565
203466
213367
223268
233268
243268
253169
263169
273367
283268
293268
303268
313367

Chance of precipitation in October

Any precipitationSnow

Caledon gets around 76 mm of rain and snow over 11.1 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 36% and peaks near 37% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1370
2370
3370
4360
5360
6360
7350
8350
9350
10350
11340
12340
13340
14351
15351
16351
17361
18361
19371
20372
21372
22372
23373
24373
25373
26364
27364
28364
29355
30355
31345

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
184115
286104
386104
48893
58893
68893
79082
89082
99172
109172
119361
129361
139451
149451
159541
169541
179541
189730
199730
209730
219730
229730
239820
249820
259820
269820
279820
289910
299910
309910
319910

Wind in October

Winds average 13 km/h in October.

Across October, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 30 min at the start of October to 10 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over October. Sunrise moves from 6:23 AM to 7:02 AM, and sunset from 5:55 PM to 5:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:235:55
211.56:245:53
311.46:265:51
411.46:275:49
511.36:285:47
611.36:295:45
711.26:315:44
811.26:325:42
911.16:335:40
1011.16:345:38
1111.06:365:37
1211.06:375:35
1310.96:385:33
1410.96:395:31
1510.86:415:30
1610.86:425:28
1710.76:435:26
1810.76:455:25
1910.66:465:23
2010.66:475:21
2110.56:495:20
2210.56:505:18
2310.46:515:17
2410.46:525:15
2510.36:545:14
2610.36:555:12
2710.26:565:11
2810.26:585:09
2910.16:595:08
3010.17:005:07
3110.17:025:05

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.65 kWh/m².

For context, solar energy here swings from a low near 1.29 kWh/m² to a high of 6.27 kWh/m² in June across the year — October's 2.65 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.3Moderate
33.3Moderate
43.2Moderate
53.2Moderate
63.1Moderate
73.1Moderate
83.0Moderate
93.0Moderate
103.0Moderate
112.9Moderate
122.9Moderate
132.8Moderate
142.8Moderate
152.7Moderate
162.6Moderate
172.6Moderate
182.5Moderate
192.5Moderate
202.5Moderate
212.4Moderate
222.4Moderate
232.3Moderate
242.3Moderate
252.3Moderate
262.2Moderate
272.2Moderate
282.2Moderate
292.1Moderate
302.1Moderate
312.1Moderate
Planning a trip in October

Is October a good time to visit Caledon?

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

3.6
Sightseeing
6th-best month of the year
0.3
Beach & pool
6th-best month of the year

October is a weaker month for outdoor sightseeing in Caledon.

What to pack for Caledon in October

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

In October, Caledon sees daytime highs around 13°C and nights near 4°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near Caledon in October

The nearest coast averages about 13°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 56 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 20 to Sep 2 — about 1.5 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr4Bracing
May7Bracing
Jun15Bracing
Jul20Cool
Aug21Refreshing
Sep19Cool
Oct13Bracing
Nov8Bracing
Dec5Bracing

UV index in Caledon in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Caledon peaks around June 23 at about 8 (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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun8Very high
Jul8Very high
Aug7High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Caledon in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Caledon is worst in July — around 16 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1515 µg/m³Nov 218 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar13Moderate
Apr13Moderate
May14Moderate
Jun15Moderate
Jul16Moderate
Aug14Moderate
Sep13Moderate
Oct8Good
Nov8Good
Dec8Good
Location & terrain

Where is Caledon?

Caledon sits at 43.9°N, 80.0°W, 437 m above sea level, in Canada. The nearest listed city is Orangeville, 10 km away.

Topography around Caledon

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

Within 3 km, the terrain around Caledon has only modest variations in elevation — a maximum elevation change of 86 m around an average of 429 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 286 m; within 80 km, significant variations in elevation — a maximum elevation change of 473 m.

The land around Caledon is covered by trees (39%), grassland (27%) and cropland (20%) within 3 km, trees (48%), cropland (26%) and grassland (22%) within 16 km, and cropland (35%) and trees (32%) within 80 km.

3 km
86 m
16 km
286 m
80 km
473 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Orangeville 10 km · Bolton 21 km · Georgetown 25 km · Halton Hills 26 km · Brampton 27 km · Alliston 33 km · Mount Olive-Silverstone-Jamestown 35 km · Fergus 36 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 Caledon (43.8654°, -79.9932°, elevation 437 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).