Halton Hills weather in June

In June, Halton Hills sees average daytime highs of 23°C and overnight lows near 13°C, with 89 mm of rain across 11.6 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 25°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 12 min by month's end. Set against the rest of the year, June is Halton Hills's 4th-clearest and 10th-windiest month. For the whole year in context, see Halton Hills's year-round climate.

Daytime high
23°
3rd warmest
Overnight low
13°
10th coldest
Rainfall
89 mm
11.6 wet days
Daylight
15 h 12 min
4:43 AM – 7:57 PM
Cloud cover
60%
4th clearest
Wind
11 km/h
10th windiest
Solar energy
6.27 kWh/m²
Travel score
6.5
out of 10

Halton Hills is town in Halton Region, Ontario, Canada.

Founded
1974

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 25°C by the end.

A typical June day in Halton Hills reaches about 23°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 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
62211
72212
82212
92312
102312
112312
122312
132313
142313
152313
162413
172413
182413
192413
202414
212414
222414
232414
242514
252514
262514
272514
282514
292514
302514

How June really feels in Halton Hills

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.

Halton Hills 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° / -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 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 18% of June, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14555
24555
34555
44555
54555
64456
74456
84456
94456
104456
114456
124357
134357
144357
154456
164456
174456
184555
194555
204654
214654
224753
234753
244852
254951
264951
275050
285050
295149
305149

Chance of precipitation in June

Any precipitation

Halton Hills gets around 89 mm of rain over 11.6 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 (%)
136
236
336
437
537
637
737
837
937
1037
1137
1237
1337
1438
1538
1638
1739
1839
1939
2039
2140
2240
2340
2440
2540
2639
2739
2839
2939
3038

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 (%)
173141030
273141030
372151030
471161030
570161040
669171040
767181140
866191140
965201140
1063211240
1162221240
1261221340
1359231440
1457231550
1556241550
1655241650
1753251750
1852251850
1951251950
2049252060
2148252160
2247252160
2346252270
2445252270
2545252380
2644242380
2744242391
2843242391
29432423101
30422422111

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
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 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 4:47 AM to 4:46 AM, and sunset from 7:47 PM to 8:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
115.04:477:47
215.04:477:48
315.04:467:49
415.14:467:50
515.14:457:50
615.14:457:51
715.14:457:52
815.14:447:53
915.24:447:53
1015.24:447:54
1115.24:447:54
1215.24:437:55
1315.24:437:55
1415.24:437:56
1515.24:437:56
1615.24:437:57
1715.24:437:57
1815.24:437:58
1915.24:437:58
2015.34:437:58
2115.34:437:59
2215.34:447:59
2315.34:447:59
2415.34:447:59
2515.34:447:59
2615.24:458:00
2715.24:458:00
2815.24:458:00
2915.24:468:00
3015.24:468:00

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.27 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 6.27 kWh/m² in June across the year — June's 6.27 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.3Intense
296.3Intense
306.3Intense
Planning a trip in June

Is June a good time to visit Halton Hills?

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 Halton Hills for sightseeing.

What to pack for Halton Hills in June

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

In June, Halton Hills 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 Halton Hills in June

The nearest coast averages about 15°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 38 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 22 to Sep 1 — about 1.4 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr4Bracing
May8Bracing
Jun15Cool
Jul20Cool
Aug21Refreshing
Sep19Cool
Oct13Bracing
Nov8Bracing
Dec5Bracing

UV index in Halton Hills 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 Halton Hills peaks around June 22 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 22UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun8Very high
Jul8Very high
Aug7High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Halton Hills 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 Halton Hills 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 Halton Hills?

Halton Hills sits at 43.6°N, 79.9°W, 262 m above sea level, in Canada. The nearest listed city is Georgetown, 2.0 km away.

Topography around Halton Hills

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

Within 3 km, the terrain around Halton Hills has only modest variations in elevation — a maximum elevation change of 115 m around an average of 268 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 303 m; within 80 km, significant variations in elevation — a maximum elevation change of 470 m.

The land around Halton Hills is covered by trees (46%) and cropland (20%) within 3 km, trees (40%) and cropland (26%) within 16 km, and cropland (37%) and trees (27%) within 80 km.

3 km
115 m
16 km
303 m
80 km
470 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Georgetown 2.0 km · Brampton 14 km · Milton 14 km · Mississauga 23 km · Caledon 26 km · Guelph 28 km · West Humber-Clairville 28 km · Eringate-Centennial-West Deane 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 Halton Hills (43.6403°, -79.9315°, elevation 262 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).