Stouffville weather in June

In June, Stouffville sees average daytime highs of 23°C and overnight lows near 13°C, with 93 mm of rain across 11.7 wet days and about 15.2 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 25°C by the end. The sky is clear or mostly clear about 27% of the time in June, and the air most often feels dry.

Daylight stretches from about 15 hours at the start of June to 15 h 18 min by month's end. Set against the rest of the year, June is Stouffville's 4th-clearest and 10th-windiest month. For the whole year in context, see Stouffville's year-round climate.

Daytime high
23°
3rd warmest
Overnight low
13°
10th coldest
Rainfall
93 mm
11.7 wet days
Daylight
15 h 18 min
4:39 AM – 7:55 PM
Cloud cover
60%
4th clearest
Wind
11 km/h
10th windiest
Solar energy
6.36 kWh/m²
Travel score
6.5
out of 10

Stouffville is community in Ontario, Canada.

Founded
1877

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 25°C by the end.

A typical June day in Stouffville reaches about 23°C in the afternoon and slips back to 13°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 29°C. Set against its neighbours, June runs about 5°C warmer than May and about 2°C cooler than July.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12111
22111
32211
42211
52211
62212
72212
82212
92212
102312
112312
122313
132313
142313
152313
162413
172413
182413
192414
202414
212414
222414
232514
242514
252514
262514
272515
282515
292515
302515

How June really feels in Stouffville

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

June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Stouffville weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 1st-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°8810.9014.96.6
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 June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 21% of June, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14456
24456
34357
44357
54357
64357
74555
84555
94555
104555
114654
124654
134753
144753
154852
164852
174852
185050
194951
205050
215050
225050
235149
245149
255248
265248
275248
285347
295347
305347

Chance of precipitation in June

Any precipitation

Stouffville gets around 93 mm of rain over 11.7 wet days in June, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 38% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
237
337
437
537
637
737
837
937
1037
1137
1237
1338
1438
1538
1639
1739
1840
1940
2040
2140
2240
2340
2440
2540
2639
2739
2838
2937
3037

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the dry band about 55% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
173151020
273151020
371161030
470161130
569171130
668181130
766191230
865201230
963201331
1062211331
1160221431
1259221531
1356231641
1454241741
1554241741
1652251841
1751251941
1850252051
1948262051
2047262150
2146262260
2245262260
2344262270
2444262371
2543262381
2643262381
2742262391
28412523101
29412522101
30402522111

Wind in June

Winds average 11 km/h in June.

Across June, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 15 hours at the start of June to 15 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over June. Sunrise moves from 4:43 AM to 4:42 AM, and sunset from 7:46 PM to 7:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.04:437:46
215.14:437:46
315.14:427:47
415.14:427:48
515.14:427:49
615.14:417:50
715.24:417:50
815.24:407:51
915.24:407:52
1015.24:407:52
1115.24:407:53
1215.24:397:53
1315.24:397:54
1415.34:397:54
1515.34:397:55
1615.34:397:55
1715.34:397:56
1815.34:397:56
1915.34:397:57
2015.34:397:57
2115.34:397:57
2215.34:407:57
2315.34:407:58
2415.34:407:58
2515.34:407:58
2615.34:417:58
2715.34:417:58
2815.34:417:58
2915.34:427:58
3015.34:427:58

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.36 kWh/m² — the sunniest month for solar.

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 — June's 6.36 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
Planning a trip in June

Is June a good time to visit Stouffville?

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

6.5
Sightseeing
3rd-best month of the year
5.2
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Stouffville for sightseeing.

What to pack for Stouffville in June

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

In June, Stouffville sees daytime highs around 23°C and nights near 13°C. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Stouffville in June

The nearest coast averages about 14°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 32 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 Stouffville in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in 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 Stouffville in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in 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 Stouffville?

Stouffville sits at 44.0°N, 79.2°W, 268 m above sea level, in Canada. The nearest listed city is Whitchurch-Stouffville, 6.0 km away.

Topography around Stouffville

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

Within 3 km, the terrain around Stouffville has only modest variations in elevation — a maximum elevation change of 72 m around an average of 266 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 294 m; within 80 km, significant variations in elevation — a maximum elevation change of 518 m.

The land around Stouffville is covered by cropland (30%), trees (22%) and grassland (22%) within 3 km, trees (39%), cropland (25%) and grassland (22%) within 16 km, and water (32%), trees (28%) and cropland (21%) within 80 km.

3 km
72 m
16 km
294 m
80 km
518 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Whitchurch-Stouffville 6.0 km · Markham 11 km · Pickering 12 km · Milliken 16 km · Malvern 18 km · Aurora 18 km · Agincourt North 18 km · Uxbridge 18 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 Stouffville (43.9668°, -79.2496°, elevation 268 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).