Niagara Falls weather in June

In June, Niagara Falls sees average daytime highs of 23°C and overnight lows near 16°C, with 100 mm of rain across 12.3 wet days and about 15.1 hours of daylight. It is the 3rd-warmest and 2nd-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 32% of the time in June, and the air most often feels dry.

Daylight stretches from about 14 h 54 min at the start of June to 15 h 12 min by month's end. Set against the rest of the year, June is Niagara Falls's 4th-clearest and 10th-windiest month. For the whole year in context, see Niagara Falls's year-round climate.

Daytime high
23°
3rd warmest
Overnight low
16°
10th coldest
Rainfall
100 mm
12.3 wet days
Daylight
15 h 12 min
4:41 AM – 7:52 PM
Cloud cover
57%
4th clearest
Wind
13 km/h
10th windiest
Solar energy
6.33 kWh/m²
Travel score
6.5
out of 10

Niagara Falls is city located in the province of Ontario, Canada.

Density
476/km²
people per km²
Founded
1903

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 Niagara Falls reaches about 23°C in the afternoon and slips back to 16°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 27°C. Set against its neighbours, June runs about 5°C warmer than May and about 2°C cooler than July.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12114
22114
32114
42114
52114
62215
72215
82215
92215
102215
112215
122316
132316
142316
152316
162316
172317
182317
192417
202417
212417
222417
232417
242417
252418
262418
272418
282518
292518
302518

How June really feels in Niagara Falls

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.

Niagara Falls weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -6°7412.5109.20.0
Feb / -6°6010.27.910.20.0
Mar / -3°7511.45.611.60.2
Apr11° / 9512.21.913.12.5
May18° / 10°8712.4014.45.2
Jun23° / 16°10012.3015.16.5
Jul25° / 19°10312.6014.96.5
Aug25° / 18°8611013.86.8
Sep21° / 14°8510.4012.36.5
Oct14° / 9312.60.110.84.0
Nov / 7911.83.19.51.3
Dec / -2°7812.87.48.90.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% 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 50%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24654
34654
44654
54654
64753
74654
84654
94753
104654
114753
124753
134753
144852
154951
164951
175050
184951
194951
205050
215149
225149
235248
245347
255446
265446
275545
285644
295644
305743

Chance of precipitation in June

Any precipitation

Niagara Falls gets around 100 mm of rain over 12.3 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 40% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
139
239
339
439
539
639
739
839
939
1039
1139
1239
1340
1440
1540
1640
1741
1841
1941
2042
2142
2242
2342
2442
2542
2641
2741
2841
2941
3040

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 37% of days. Sticky, muggy-or-worse air turns up on roughly 16% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
160191560
259191660
357201661
456201761
553211871
653211871
751221971
849222071
947232181
1046232181
1144242292
12412423102
13392424102
14372525112
15362526122
16342526132
17322527142
18312527152
19302428162
20282428172
21272428182
22262429202
23252429212
24242429212
25232429223
26222329233
27212328244
28212328244
29202328245
30192328255

Wind in June

Winds average 13 km/h in June.

Across June, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light 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
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 54 min 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 18 minutes over June. Sunrise moves from 4:46 AM to 4:45 AM, and sunset from 7:42 PM to 7:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.94:467:42
215.04:457:43
315.04:457:44
415.04:447:44
515.04:447:45
615.04:437:46
715.14:437:47
815.14:437:47
915.14:427:48
1015.14:427:48
1115.14:427:49
1215.14:427:50
1315.14:427:50
1415.24:427:51
1515.24:417:51
1615.24:417:52
1715.24:417:52
1815.24:427:52
1915.24:427:53
2015.24:427:53
2115.24:427:53
2215.24:427:54
2315.24:427:54
2415.24:427:54
2515.24:437:54
2615.24:437:54
2715.24:437:54
2815.24:447:54
2915.24:447:54
3015.24:457:54

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.33 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.28 kWh/m² to a high of 6.33 kWh/m² in June across the year — June's 6.33 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.4Intense
126.4Intense
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 Niagara Falls?

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

6.5
Sightseeing
2nd-best month of the year
4.9
Beach & pool
3rd-best month of the year

June is a reasonable time to visit Niagara Falls for sightseeing.

What to pack for Niagara Falls in June

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

In June, Niagara Falls sees daytime highs around 23°C and nights near 16°C. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Niagara Falls in June

The nearest coast averages about 17°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 25 km away) is warmest in August at about 23°C and coldest in February near 1°C.

It's comfortable for a long swim from Jul 4 to Sep 20 — about 2.6 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan3Bracing
Feb1Bracing
Mar1Bracing
Apr3Bracing
May9Bracing
Jun17Cool
Jul22Refreshing
Aug23Refreshing
Sep21Refreshing
Oct16Cool
Nov10Bracing
Dec6Bracing

UV index in Niagara Falls 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 Niagara Falls peaks around June 19 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. 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 19UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May6High
Jun8Very high
Jul7Very high
Aug6High
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Niagara Falls?

Niagara Falls sits at 43.1°N, 79.1°W, 184 m above sea level, in Canada. The nearest listed city is Niagara Falls, 1.0 km away.

Topography around Niagara Falls

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

Within 3 km, the terrain around Niagara Falls has only modest variations in elevation — a maximum elevation change of 133 m around an average of 176 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 145 m; within 80 km, significant variations in elevation — a maximum elevation change of 557 m.

The land around Niagara Falls is covered by artificial surfaces (47%) and trees (24%) within 3 km, trees (34%) and grassland (27%) within 16 km, and water (41%) and trees (28%) within 80 km.

3 km
133 m
16 km
145 m
80 km
557 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Niagara Falls 1.0 km · Thorold 11 km · Grand Island 11 km · St. Catharines 16 km · Niagara-on-the-Lake 17 km · North Tonawanda 18 km · Welland 20 km · Kenmore 22 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 Niagara Falls (43.1001°, -79.0663°, elevation 184 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).