Saint-Constant weather in July

In July, Saint-Constant sees average daytime highs of 26°C and overnight lows near 16°C, with 110 mm of rain across 13 wet days and about 15.1 hours of daylight. It is the 1st-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 28% of the time in July, and the air most often feels humid.

Daylight stretches from about 15 h 24 min at the start of July to 14 h 36 min by month's end. Set against the rest of the year, July is Saint-Constant's 3rd-clearest and 11th-windiest month. For the whole year in context, see Saint-Constant's year-round climate.

Daytime high
26°
1st warmest
Overnight low
16°
12th coldest
Rainfall
110 mm
13 wet days
Daylight
15 h 06 min
4:26 AM – 7:34 PM
Cloud cover
58%
3rd clearest
Wind
11 km/h
11th windiest
Solar energy
5.93 kWh/m²
Travel score
6.2
out of 10

Saint-Constant is city in Montérégie, Quebec, Canada.

Density
477/km²
people per km²
Founded
1855

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical July day in Saint-Constant reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 30°C. Set against its neighbours, July runs about 2°C warmer than June and about 1°C warmer than August.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12616
22616
32616
42616
52616
62616
72616
82616
92616
102616
112616
122617
132617
142617
152617
162617
172617
182617
192617
202617
212617
222617
232617
242617
252617
262617
272617
282617
292617
302617
312617

How July really feels in Saint-Constant

Once humidity and wind are folded in, July 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

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

Saint-Constant weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-5° / -13°7010.698.90.0
Feb-3° / -12°599.38.110.10.0
Mar / -6°7410.96.711.60.1
Apr11° / 10211.72.313.22.7
May19° / 10412014.65.6
Jun24° / 14°11812.6015.46.3
Jul26° / 16°11013015.16.2
Aug25° / 15°10812.2013.96.6
Sep21° / 11°9910.6012.36.3
Oct13° / 11211.90.510.73.5
Nov / -1°86123.39.30.6
Dec-1° / -8°8211.99.18.60.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 23% of July, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24456
34456
44654
54654
64753
74753
84951
94951
105050
115149
125149
135248
145248
155248
165248
175248
185248
195248
205248
215347
225347
235347
245347
255347
265347
275446
285347
295347
305446
315446

Chance of precipitation in July

Any precipitation

Saint-Constant gets around 110 mm of rain over 13 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
144
244
344
444
544
644
744
844
944
1044
1144
1244
1344
1444
1544
1644
1743
1843
1943
2043
2143
2243
2342
2442
2542
2642
2741
2841
2941
3041
3141

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1242927164
2232927174
3223027174
4213027174
5213027174
6203127175
7203127185
8193128185
9193028195
10183028195
11182929205
12172929205
13172829205
14172730215
15172730215
16172630225
17172631225
18172531235
19162431235
20162432235
21162332245
22162332244
23162333244
24162333244
25162333244
26162333234
27162333234
28162433234
29162433234
30162433234
31162433233

Wind in July

Winds average 11 km/h in July.

Across July, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
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
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 15 h 24 min at the start of July to 14 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over July. Sunrise moves from 4:15 AM to 4:41 AM, and sunset from 7:40 PM to 7:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.44:157:40
215.44:157:40
315.44:167:40
415.44:167:40
515.44:177:40
615.44:187:39
715.34:187:39
815.34:197:39
915.34:207:38
1015.34:217:38
1115.34:217:37
1215.24:227:37
1315.24:237:36
1415.24:247:36
1515.24:257:35
1615.14:267:34
1715.14:267:33
1815.14:277:33
1915.14:287:32
2015.04:297:31
2115.04:307:30
2215.04:317:29
2314.94:327:28
2414.94:337:27
2514.94:357:26
2614.84:367:25
2714.84:377:24
2814.84:387:23
2914.74:397:22
3014.74:407:21
3114.64:417:19

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.93 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.22 kWh/m² to a high of 5.93 kWh/m² in July across the year — July's 5.93 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.0Intense
56.0Intense
66.0Intense
76.0Intense
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.0Bright
136.0Bright
146.0Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.6Bright
315.6Bright
Planning a trip in July

Is July a good time to visit Saint-Constant?

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

6.2
Sightseeing
4th-best month of the year
6.0
Beach & pool
1st-best month of the year

July is a reasonable time to visit Saint-Constant for sightseeing.

What to pack for Saint-Constant in July

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

In July, Saint-Constant sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Saint-Constant in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Saint-Constant peaks around July 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. 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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 13UV 8Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul8Very high
Aug4Moderate
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Saint-Constant?

Saint-Constant sits at 45.4°N, 73.6°W, 26 m above sea level, in Canada. The nearest listed city is Sainte-Catherine, 4.0 km away.

Topography around Saint-Constant

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

Within 3 km, the terrain around Saint-Constant has only modest variations in elevation — a maximum elevation change of 80 m around an average of 30 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 255 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,210 m.

The land around Saint-Constant is covered by artificial surfaces (30%), cropland (29%) and trees (22%) within 3 km, cropland (40%), trees (21%) and artificial surfaces (20%) within 16 km, and trees (44%) and cropland (38%) within 80 km.

3 km
80 m
16 km
255 m
80 km
1,210 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Sainte-Catherine 4.0 km · Candiac 4.0 km · La Prairie 8.0 km · Desmarchais-Crawford 9.0 km · Ville-Émard 10 km · Verdun 10 km · Ile-des-Soeurs 10 km · Saint-Henri 12 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 Saint-Constant (45.3668°, -73.5659°, elevation 26 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. 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).