Rouyn-Noranda weather in September

In September, Rouyn-Noranda sees average daytime highs of 17°C and overnight lows near 7°C, with 102 mm of precipitation across 12.5 wet days and about 12.4 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 14°C by the end. The sky is clear or mostly clear about 20% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Rouyn-Noranda's 5th-clearest and 4th-windiest month. For the whole year in context, see Rouyn-Noranda's year-round climate.

Daytime high
17°
4th warmest
Overnight low
9th coldest
Precipitation
102 mm
12.5 wet days
Daylight
12 h 18 min
6:00 AM – 6:21 PM
Cloud cover
69%
5th clearest
Wind
12 km/h
4th windiest
Solar energy
3.3 kWh/m²
Travel score
4.9
out of 10

Rouyn-Noranda is town and equivalent territory in Abitibi-Témiscamingue, Quebec, Canada.

Air quality
Good
PM2.5 6 µg/m³ · 2019
Density
4/km²
people per km²
Founded
1926

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 14°C by the end.

A typical September day in Rouyn-Noranda reaches about 17°C in the afternoon and slips back to 7°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 23°C. Set against its neighbours, September runs about 5°C cooler than August and about 8°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12010
22010
31910
41910
5199
6199
7199
8199
9189
10189
11188
12188
13188
14178
15178
16177
17177
18167
19167
20167
21167
22166
23156
24156
25156
26145
27145
28145
29145
30135

How September really feels in Rouyn-Noranda

Once humidity and wind are folded in, September 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

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

Rouyn-Noranda weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-11° / -20°5110.211.58.60.0
Feb-8° / -19°387.78.89.90.0
Mar-2° / -13°498.98.111.60.0
Apr / -4°7010.15.613.40.8
May15° / 7410.91.114.94.4
Jun21° / 10°8111.40.115.86.1
Jul23° / 13°9513.4015.56.2
Aug22° / 12°9212.5014.16.1
Sep17° / 10212.50.212.44.9
Oct / 9713.32.710.61.5
Nov / -6°7912.59.690.0
Dec-7° / -14°5811.511.68.20.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 67%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13862
23862
33763
43763
53664
63664
73664
83664
93565
103565
113565
123466
133565
143565
153565
163466
173367
183367
193367
203268
213169
223169
233169
242971
252872
262872
272872
282773
292773
302773

Chance of precipitation in September

Any precipitationSnow

Rouyn-Noranda gets around 102 mm of rain and snow over 12.5 wet days in September, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 41% and peaks near 44% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)Snow chance (%)
1380
2380
3380
4380
5380
6380
7390
8390
9390
10400
11400
12400
13410
14410
15410
16420
17420
18420
19430
20431
21431
22441
23441
24441
25442
26442
27442
28443
29443
30443

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1711982
2721882
3741772
4741772
5751672
6751672
7771571
8771571
9791461
10791461
11801361
12801361
13801361
14821251
15821251
16821251
17831151
18841141
19851041
2086941
2187931
2288831
2388831
2490721
2591621
2692611
2793511
2893511
2993511
3094411

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 12 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over September. Sunrise moves from 5:39 AM to 6:20 AM, and sunset from 6:53 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:396:53
213.25:406:51
313.15:426:49
413.15:436:47
513.05:446:45
612.95:466:42
712.95:476:40
812.85:496:38
912.85:506:36
1012.75:516:34
1112.65:536:32
1212.65:546:29
1312.55:566:27
1412.55:576:25
1512.45:596:23
1612.36:006:21
1712.36:016:19
1812.26:036:16
1912.26:046:14
2012.16:066:12
2112.06:076:10
2212.06:096:08
2311.96:106:06
2411.96:126:03
2511.86:136:01
2611.76:145:59
2711.76:165:57
2811.66:175:55
2911.66:195:53
3011.56:205:51

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.3 kWh/m².

For context, solar energy here swings from a low near 0.99 kWh/m² to a high of 5.89 kWh/m² in June across the year — September's 3.3 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.0Bright
24.0Moderate
33.9Moderate
43.9Moderate
53.8Moderate
63.8Moderate
73.7Moderate
83.7Moderate
93.6Moderate
103.6Moderate
113.5Moderate
123.5Moderate
133.4Moderate
143.4Moderate
153.3Moderate
163.3Moderate
173.2Moderate
183.1Moderate
193.1Moderate
203.1Moderate
213.0Moderate
223.0Moderate
232.9Moderate
242.9Moderate
252.8Moderate
262.8Moderate
272.8Moderate
282.7Moderate
292.7Moderate
302.6Moderate
Planning a trip in September

Is September a good time to visit Rouyn-Noranda?

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

4.9
Sightseeing
4th-best month of the year
1.3
Beach & pool
4th-best month of the year

September is a reasonable time to visit Rouyn-Noranda for sightseeing.

What to pack for Rouyn-Noranda in September

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

In September, Rouyn-Noranda sees daytime highs around 17°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 13 days see rain.

a warm layerrain gear

UV index in Rouyn-Noranda in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rouyn-Noranda peaks around July 13 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowJul 13UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May6High
Jun7High
Jul7Very high
Aug5High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Rouyn-Noranda?

Rouyn-Noranda sits at 48.2°N, 79.0°W, 299 m above sea level, in Canada. The nearest listed city is Amos, 76 km away.

PetawawaHuntsville

Topography around Rouyn-Noranda

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

Within 3 km, the terrain around Rouyn-Noranda has only modest variations in elevation — a maximum elevation change of 82 m around an average of 295 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 221 m; within 80 km, significant variations in elevation — a maximum elevation change of 390 m.

The land around Rouyn-Noranda is covered by trees (41%) and artificial surfaces (24%) within 3 km, trees (76%) within 16 km, and trees (79%) within 80 km.

3 km
82 m
16 km
221 m
80 km
390 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Amos 76 km · Val-d'Or 92 km · Timmins 173 km · North Bay 216 km · Valley East 231 km · Greater Sudbury 244 km · Petawawa 292 km · Huntsville 323 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 Rouyn-Noranda (48.2366°, -79.0231°, elevation 299 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).