Saint-Jérôme weather in October

In October, Saint-Jérôme sees average daytime highs of 12°C and overnight lows near 4°C, with 108 mm of precipitation across 11.4 wet days and about 10.7 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 16°C in the first days to 9°C by the end. The sky is clear or mostly clear about 22% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 30 min at the start of October to 9 h 54 min by month's end. Set against the rest of the year, October is Saint-Jérôme's 6th-clearest and 5th-windiest month. For the whole year in context, see Saint-Jérôme's year-round climate.

Daytime high
12°
6th warmest
Overnight low
7th coldest
Precipitation
108 mm
11.4 wet days
Daylight
10 h 42 min
6:21 AM – 5:01 PM
Cloud cover
66%
6th clearest
Wind
12 km/h
5th windiest
Solar energy
2.47 kWh/m²
Travel score
3.1
out of 10

Saint-Jérôme is city in Québec, Canada.

Density
591/km²
people per km²
Founded
2002

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 16°C in the first days to 9°C by the end.

A typical October day in Saint-Jérôme reaches about 12°C in the afternoon and slips back to 4°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 6°C and 19°C. Set against its neighbours, October runs about 8°C cooler than September and about 8°C warmer than November.

10°20°151015202531
Avg high (°C)Avg low (°C)
1167
2167
3166
4156
5156
6156
7155
8145
9145
10145
11145
12135
13134
14134
15134
16124
17124
18123
19113
20113
21113
22113
23102
24102
25102
26102
2792
2891
2991
3091
3181

How October really feels in Saint-Jérôme

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 13 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
13
wind chill below the day's low

The story in October is cold — wind chill drags the overnight "feels like" below the raw low.

Saint-Jérôme weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-6° / -15°7910.410.18.90.0
Feb-4° / -14°638.98.510.10.0
Mar / -7°7510.47.311.60.0
Apr11° / 10411.43.413.32.4
May18° / 9711.70.214.75.5
Jun23° / 13°10411.8015.56.4
Jul25° / 15°10012.6015.26.3
Aug24° / 14°9811.7013.96.7
Sep20° / 10°9610012.36.2
Oct12° / 10811.40.910.73.1
Nov / -3°8810.94.39.30.3
Dec-2° / -10°8711.59.68.50.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 15% of October, with mostly cloudy or overcast conditions the remaining 63%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24159
34159
44060
54060
64060
74060
83961
93961
104060
113862
123862
133961
143862
153862
163763
173664
183565
193565
203466
213466
223565
233466
243466
253466
263466
273466
283466
293466
303466
313466

Chance of precipitation in October

Any precipitationSnow

Saint-Jérôme gets around 108 mm of rain and snow over 11.4 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 37% and peaks near 38% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1360
2360
3360
4360
5360
6360
7360
8361
9371
10371
11371
12381
13382
14382
15382
16383
17383
18383
19384
20384
21385
22385
23385
24386
25386
26376
27377
28377
29377
30377
31367

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
188831
290730
391630
492620
593520
694420
795410
896310
996310
1096310
1197210
1297210
1397210
1497210
1597210
1697210
1797210
1898200
1999100
2099100
2199100
2299100
2399100
2499100
2599100
2699100
2799100
2899100
2999100
3099100
31100000

Wind in October

Winds average 12 km/h in October.

Across October, 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.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 30 min at the start of October to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 96 minutes over October. Sunrise moves from 6:00 AM to 6:42 AM, and sunset from 5:30 PM to 4:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:005:30
211.46:025:28
311.46:035:26
411.36:045:24
511.36:065:22
611.26:075:20
711.26:085:18
811.16:105:16
911.16:115:14
1011.06:125:12
1110.96:145:11
1210.96:155:09
1310.86:175:07
1410.86:185:05
1510.76:195:03
1610.76:215:01
1710.66:225:00
1810.66:234:58
1910.56:254:56
2010.56:264:54
2110.46:284:53
2210.46:294:51
2310.36:314:49
2410.36:324:48
2510.26:334:46
2610.26:354:45
2710.16:364:43
2810.16:384:42
2910.06:394:40
3010.06:414:39
319.96:424:37

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 2.47 kWh/m².

For context, solar energy here swings from a low near 1.22 kWh/m² to a high of 5.95 kWh/m² in June across the year — October's 2.47 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.1Moderate
23.0Moderate
33.0Moderate
43.0Moderate
52.9Moderate
62.9Moderate
72.8Moderate
82.8Moderate
92.8Moderate
102.7Moderate
112.7Moderate
122.6Moderate
132.6Moderate
142.6Moderate
152.5Moderate
162.5Moderate
172.4Moderate
182.4Moderate
192.3Moderate
202.3Moderate
212.3Moderate
222.2Moderate
232.2Moderate
242.1Moderate
252.1Moderate
262.1Moderate
272.0Moderate
282.0Dim
292.0Dim
301.9Dim
311.9Dim
Planning a trip in October

Is October a good time to visit Saint-Jérôme?

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

3.1
Sightseeing
6th-best month of the year
0.1
Beach & pool
6th-best month of the year

October is a weaker month for outdoor sightseeing in Saint-Jérôme.

What to pack for Saint-Jérôme in October

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

In October, Saint-Jérôme sees daytime highs around 12°C and nights near 4°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

UV index in Saint-Jérôme in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Saint-Jérôme 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 10 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 10UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr4Moderate
May6High
Jun6High
Jul8Very high
Aug4Moderate
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Saint-Jérôme?

Saint-Jérôme sits at 45.8°N, 74.0°W, 95 m above sea level, in Canada. The nearest listed city is Mirabel, 16 km away.

Topography around Saint-Jérôme

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

Within 3 km, the terrain around Saint-Jérôme has only modest variations in elevation — a maximum elevation change of 101 m around an average of 102 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 367 m; within 80 km, large variations in elevation — a maximum elevation change of 969 m.

The land around Saint-Jérôme is covered by artificial surfaces (46%) and trees (40%) within 3 km, trees (65%) within 16 km, and trees (57%) and cropland (28%) within 80 km.

3 km
101 m
16 km
367 m
80 km
969 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Mirabel 16 km · Blainville 16 km · Saint-Louis-de-Terrebonne 19 km · Saint-Lin-Laurentides 20 km · Sainte-Thérèse 21 km · Boisbriand 23 km · Saint-Eustache 25 km · Deux-Montagnes 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 Saint-Jérôme (45.7804°, -74.0036°, elevation 95 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).