East Gwillimbury weather in June

In June, East Gwillimbury sees average daytime highs of 24°C and overnight lows near 13°C, with 88 mm of rain across 11.2 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 22°C in the first days to 26°C by the end. The sky is clear or mostly clear about 28% 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 East Gwillimbury's 4th-clearest and 9th-windiest month. For the whole year in context, see East Gwillimbury's year-round climate.

Daytime high
24°
3rd warmest
Overnight low
13°
10th coldest
Rainfall
88 mm
11.2 wet days
Daylight
15 h 18 min
4:39 AM – 7:57 PM
Cloud cover
60%
4th clearest
Wind
11 km/h
9th windiest
Solar energy
6.32 kWh/m²
Travel score
6.6
out of 10

East Gwillimbury is town in York Region, Ontario, Canada.

Density
98/km²
people per km²
Founded
1850

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 22°C in the first days to 26°C by the end.

A typical June day in East Gwillimbury reaches about 24°C in the afternoon and slips back to 13°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 30°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)
12211
22211
32211
42211
52211
62311
72312
82312
92312
102312
112312
122412
132413
142413
152413
162413
172413
182413
192513
202514
212514
222514
232514
242514
252514
262514
272514
282614
292614
302615

How June really feels in East Gwillimbury

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.

East Gwillimbury 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°5710.18.89.10.0
Feb-1° / -11°467.96.810.20.0
Mar / -5°5610.15.811.60.3
Apr12° / 7711.42.313.23.0
May19° / 8011.2014.55.8
Jun24° / 13°8811.2015.26.6
Jul26° / 15°8410.80156.6
Aug25° / 14°789.6013.86.9
Sep21° / 10°739.2012.36.6
Oct14° / 75110.410.83.8
Nov / -1°6810.23.49.40.7
Dec / -7°579.97.38.80.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 19% of June, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14357
24357
34357
44357
54357
64357
74357
84456
94456
104357
114456
124456
134555
144555
154654
164753
174753
184852
194852
205050
214951
225050
235050
245149
255149
265248
275248
285248
295347
305446

Chance of precipitation in June

Any precipitation

East Gwillimbury gets around 88 mm of rain over 11.2 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 37% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
237
336
436
536
636
736
836
936
1036
1136
1236
1336
1437
1537
1638
1738
1838
1939
2039
2139
2239
2339
2438
2538
2638
2737
2837
2936
3036

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 56% 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
272151030
371161030
470171030
569171130
668181130
767191130
865201230
964201231
1062211331
1161221331
1260221431
1357231541
1456231641
1555241641
1654241741
1753241841
1851241951
1950252051
2049252050
2148252160
2247242260
2346242270
2445242370
2545242380
2644242380
2743242391
2843242391
29422423101
30412423111

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 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
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 4:44 AM to 4:42 AM, and sunset from 7:47 PM to 7:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.04:447:47
215.14:437:48
315.14:437:48
415.14:427:49
515.14:427:50
615.24:417:51
715.24:417:51
815.24:417:52
915.24:407:53
1015.24:407:53
1115.24:407:54
1215.24:407:55
1315.34:407:55
1415.34:397:56
1515.34:397:56
1615.34:397:57
1715.34:397:57
1815.34:397:57
1915.34:397:58
2015.34:407:58
2115.34:407:58
2215.34:407:59
2315.34:407:59
2415.34:407:59
2515.34:417:59
2615.34:417:59
2715.34:417:59
2815.34:427:59
2915.34:427:59
3015.34:427:59

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.32 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.29 kWh/m² to a high of 6.32 kWh/m² in June across the year — June's 6.32 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
66.2Intense
76.2Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.4Intense
Planning a trip in June

Is June a good time to visit East Gwillimbury?

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

6.6
Sightseeing
2nd-best month of the year
5.5
Beach & pool
3rd-best month of the year

June is a reasonable time to visit East Gwillimbury for sightseeing.

What to pack for East Gwillimbury in June

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

In June, East Gwillimbury sees daytime highs around 24°C and nights near 13°C. Pack sun protection. Worth having: light clothes and rain gear. About 11 days see rain.

sun protectionlight clothesrain gear

Sea temperature near East Gwillimbury 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 52 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 East Gwillimbury 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 East Gwillimbury peaks around June 22 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 22UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun8Very high
Jul8Very high
Aug6High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in East Gwillimbury 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 East Gwillimbury 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 East Gwillimbury?

East Gwillimbury sits at 44.1°N, 79.4°W, 271 m above sea level, in Canada. The nearest listed city is Newmarket, 6.0 km away.

Topography around East Gwillimbury

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

Within 3 km, the terrain around East Gwillimbury has only modest variations in elevation — a maximum elevation change of 80 m around an average of 265 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 156 m; within 80 km, significant variations in elevation — a maximum elevation change of 532 m.

The land around East Gwillimbury is covered by cropland (34%), trees (28%) and grassland (23%) within 3 km, trees (40%) and cropland (29%) within 16 km, and trees (35%), cropland (24%) and water (21%) within 80 km.

3 km
80 m
16 km
156 m
80 km
532 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
June weather nearby: Newmarket 6.0 km · Aurora 11 km · Whitchurch-Stouffville 15 km · Keswick 17 km · Stouffville 21 km · Richmond Hill 26 km · Uxbridge 26 km · Innisfil 28 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 East Gwillimbury (44.1009°, -79.4378°, elevation 271 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).