Whitchurch-Stouffville in Fall

In fall (September, October and November), Whitchurch-Stouffville sees average daytime highs around 13°C and overnight lows near 5°C, with 230 mm of precipitation over about 32 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 23°C in early September to 4°C by late November. The sky is clear or mostly clear about 22% of the time across fall, and the air most often feels dry.

Fall is Whitchurch-Stouffville's 2nd-best season to visit on our travel score. For the whole year in context, see Whitchurch-Stouffville's year-round climate.

Avg daytime high
13°C
2nd-warmest season
Avg overnight low
5°C
Precipitation
230 mm
32 wet days
Avg wind
13 km/h
Travel score
3.6
2nd-best season
Months
Sep · Oct · Nov

Temperature in Whitchurch-Stouffville in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 23°C in early September to 4°C by late November.

A typical fall day in Whitchurch-Stouffville reaches about 13°C and drops to 5°C overnight. The warmest of the three months is September, the coolest November.

-10°10°20°30°SepOctNov

How fall really feels in Whitchurch-Stouffville

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 38 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
38
wind chill below the day's low

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

Whitchurch-Stouffville weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

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 Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Whitchurch-Stouffville gets around 230 mm of rain and snow over 32 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%50%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 13 km/h across fall.

05101520SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 13 h 06 min in early September to 9 hours by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 2.8 kWh/m².

024SepOctNov
Planning a trip in fall

Is fall a good time to visit Whitchurch-Stouffville?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

3.6
Sightseeing
2nd-best month of the year
1.4
Beach & pool
2nd-best month of the year

fall is a weaker month for outdoor sightseeing in Whitchurch-Stouffville.

What to pack for Whitchurch-Stouffville in Fall

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

In fall, Whitchurch-Stouffville sees daytime highs around 13°C and nights near 5°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 32 days see rain.

a warm layera heavy coatrain gear

Sea temperature near Whitchurch-Stouffville in Fall

The nearest coast averages about 13°C across fall — 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 Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages 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 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 Fall

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where fall 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
Fall 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.