Whitchurch-Stouffville weather in October

In October, Whitchurch-Stouffville sees average daytime highs of 13°C and overnight lows near 5°C, with 81 mm of precipitation across 11.5 wet days and about 10.8 hours of daylight. It is the 6th-warmest and 6th-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 20% 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 hours by month's end. Set against the rest of the year, October is Whitchurch-Stouffville's 6th-clearest and 7th-windiest month. For the whole year in context, see Whitchurch-Stouffville's year-round climate.

Daytime high
13°
6th warmest
Overnight low
7th coldest
Precipitation
81 mm
11.5 wet days
Daylight
10 h 48 min
6:40 AM – 5:25 PM
Cloud cover
67%
6th clearest
Wind
13 km/h
7th windiest
Solar energy
2.65 kWh/m²
Travel score
3.7
out of 10

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 Whitchurch-Stouffville reaches about 13°C in the afternoon and slips back to 5°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)
1178
2177
3177
4177
5167
6167
7166
8166
9156
10156
11156
12155
13145
14145
15145
16135
17135
18134
19134
20124
21124
22124
23123
24113
25113
26113
27113
28102
29102
30102
31102

How October really feels in Whitchurch-Stouffville

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 8 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
8
wind chill below the day's low

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

Whitchurch-Stouffville weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -11°6210.48.89.10.0
Feb-1° / -10°498.16.910.20.0
Mar / -5°5910.45.711.60.2
Apr12° / 8211.32.313.22.8
May18° / 8211.2014.55.6
Jun23° / 13°9311.7015.26.5
Jul26° / 16°8810.90156.6
Aug25° / 15°8410.1013.86.9
Sep21° / 11°789.5012.36.5
Oct13° / 8111.50.410.83.7
Nov / -1°7110.63.29.40.7
Dec / -6°6210.47.38.80.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% 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 64%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34456
44258
54258
64357
74258
84258
94159
104159
114060
124060
133961
143961
153763
163664
173565
183466
193367
203367
213169
223169
233169
243169
253169
263169
273169
283169
293268
303268
313169

Chance of precipitation in October

Any precipitationSnow

Whitchurch-Stouffville gets around 81 mm of rain and snow over 11.5 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 37% and peaks near 39% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1360
2360
3360
4360
5360
6360
7360
8360
9360
10360
11360
12360
13360
14361
15361
16371
17371
18381
19381
20392
21392
22392
23392
24392
25393
26393
27393
28383
29383
30383
31374

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 93% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
182117
284106
385105
485105
58794
68794
78893
88983
98983
109172
119172
129172
139361
149361
159451
169451
179451
189451
199640
209640
219640
229730
239730
249730
259820
269820
279820
289820
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 14 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
613light breeze
713light 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
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light 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 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 90 minutes over October. Sunrise moves from 6:21 AM to 6:59 AM, and sunset from 5:52 PM to 5:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:215:52
211.56:225:50
311.46:235:48
411.46:245:46
511.36:265:44
611.36:275:43
711.26:285:41
811.26:295:39
911.16:315:37
1011.16:325:35
1111.06:335:34
1211.06:345:32
1310.96:365:30
1410.96:375:28
1510.86:385:27
1610.86:405:25
1710.76:415:23
1810.76:425:22
1910.66:435:20
2010.66:455:19
2110.56:465:17
2210.56:475:15
2310.46:495:14
2410.46:505:12
2510.36:515:11
2610.36:535:09
2710.26:545:08
2810.26:555:06
2910.16:575:05
3010.16:585:04
3110.06:595:02

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 1.3 kWh/m² to a high of 6.36 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
122.8Moderate
132.8Moderate
142.7Moderate
152.7Moderate
162.6Moderate
172.6Moderate
182.5Moderate
192.5Moderate
202.4Moderate
212.4Moderate
222.4Moderate
232.3Moderate
242.3Moderate
252.2Moderate
262.2Moderate
272.2Moderate
282.2Moderate
292.1Moderate
302.1Moderate
312.1Moderate
Planning a trip in October

Is October a good time to visit Whitchurch-Stouffville?

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

3.7
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 Whitchurch-Stouffville.

What to pack for Whitchurch-Stouffville in October

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

In October, Whitchurch-Stouffville sees daytime highs around 13°C and nights near 5°C. Worth packing: a warm layer and rain gear. About 12 days see rain.

a warm layerrain gear

Sea temperature near Whitchurch-Stouffville 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 38 km away) is warmest in August at about 21°C and coldest in March near 3°C.

It's comfortable for a long swim from Jul 27 to Sep 2 — about 1.2 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr4Bracing
May7Bracing
Jun14Bracing
Jul19Cool
Aug21Refreshing
Sep19Cool
Oct13Bracing
Nov8Bracing
Dec5Bracing

UV index in Whitchurch-Stouffville in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Whitchurch-Stouffville peaks around June 21 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 21UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun8Very high
Jul8Very high
Aug6High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Whitchurch-Stouffville 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 Whitchurch-Stouffville is worst in May — around 19 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (November, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 2019 µg/m³Nov 239 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb14Moderate
Mar16Moderate
Apr17Moderate
May19Moderate
Jun18Moderate
Jul18Moderate
Aug16Moderate
Sep14Moderate
Oct10Good
Nov9Good
Dec9Good
Location & terrain

Where is Whitchurch-Stouffville?

Whitchurch-Stouffville sits at 44.0°N, 79.3°W, 338 m above sea level, in Canada. The nearest listed city is Stouffville, 6.0 km away.

Topography around Whitchurch-Stouffville

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

Within 3 km, the terrain around Whitchurch-Stouffville has only modest variations in elevation — a maximum elevation change of 113 m around an average of 318 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 236 m; within 80 km, significant variations in elevation — a maximum elevation change of 527 m.

The land around Whitchurch-Stouffville is covered by trees (45%), grassland (27%) and cropland (24%) within 3 km, trees (38%), cropland (25%) and grassland (22%) within 16 km, and trees (30%), water (28%) and cropland (22%) within 80 km.

3 km
113 m
16 km
236 m
80 km
527 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Stouffville 6.0 km · Aurora 12 km · Newmarket 13 km · East Gwillimbury 15 km · Markham 15 km · Richmond Hill 17 km · Pickering 18 km · Uxbridge 19 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 Whitchurch-Stouffville (44.0001°, -79.3163°, elevation 338 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).