Rivière-du-Loup weather in May

In May, Rivière-du-Loup sees average daytime highs of 12°C and overnight lows near 5°C, with 93 mm of precipitation across 12.6 wet days and about 14.9 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 10°C in the first days to 14°C by the end. The sky is clear or mostly clear about 24% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 12 min at the start of May to 15 h 30 min by month's end. Set against the rest of the year, May is Rivière-du-Loup's 6th-clearest and 9th-windiest month. For the whole year in context, see Rivière-du-Loup's year-round climate.

Daytime high
12°
5th warmest
Overnight low
8th coldest
Precipitation
93 mm
12.6 wet days
Daylight
14 h 54 min
4:07 AM – 7:02 PM
Cloud cover
66%
6th clearest
Wind
12 km/h
9th windiest
Solar energy
5.49 kWh/m²
Travel score
3.0
out of 10

Rivière-du-Loup is town in Quebec, Canada.

Density
134/km²
people per km²
Founded
1850

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 10°C in the first days to 14°C by the end.

A typical May day in Rivière-du-Loup reaches about 12°C in the afternoon and slips back to 5°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 7°C and 18°C. Set against its neighbours, May runs about 7°C warmer than April and about 5°C cooler than June.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
192
292
3102
4103
5103
6103
7113
8114
9114
10114
11114
12114
13124
14125
15125
16125
17125
18135
19136
20136
21136
22136
23136
24146
25147
26147
27147
28147
29147
30157
31158

How May really feels in Rivière-du-Loup

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 6 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
6
wind chill below the day's low

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

Rivière-du-Loup weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-8° / -14°679.910.68.60.0
Feb-7° / -14°608.99.49.90.0
Mar-1° / -8°7710.710.111.60.0
Apr / -1°9312.26.313.40.4
May12° / 9312.61.114.93.0
Jun17° / 10°9312.4015.75.2
Jul20° / 14°8912.7015.45.9
Aug20° / 13°8711.9014.16.1
Sep16° / 10111.7012.44.6
Oct / 11712.31.510.61.7
Nov / -2°9111.56.99.10.0
Dec-4° / -9°8810.910.68.30.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23961
33862
43862
53862
63763
73763
83763
93763
103664
113664
123664
133763
143763
153862
163862
173862
183862
193862
203961
213961
223961
234060
243961
253961
264060
274060
284060
294159
304060
314060

Chance of precipitation in May

Any precipitationSnow

Rivière-du-Loup gets around 93 mm of rain and snow over 12.6 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 40% and peaks near 43% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1398
2398
3397
4387
5386
6386
7386
8386
9385
10385
11395
12395
13395
14394
15394
16404
17403
18403
19413
20412
21412
22422
23422
24431
25431
26431
27431
28431
29431
30431
31421

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
17991
18991
19991
20991
21982
22982
23982
24973
25973
26973
27973
28964
29964
30964
31964

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 12 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
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
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
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 12 min at the start of May to 15 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 78 minutes over May. Sunrise moves from 4:29 AM to 3:51 AM, and sunset from 6:42 PM to 7:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.24:296:42
214.34:276:43
314.34:266:45
414.44:246:46
514.44:226:47
614.54:216:49
714.54:196:50
814.64:186:52
914.64:166:53
1014.74:156:54
1114.74:136:56
1214.84:126:57
1314.84:116:58
1414.84:097:00
1514.94:087:01
1614.94:077:02
1715.04:057:04
1815.04:047:05
1915.14:037:06
2015.14:027:07
2115.14:017:09
2215.23:597:10
2315.23:587:11
2415.23:577:12
2515.33:567:13
2615.33:557:14
2715.43:557:16
2815.43:547:17
2915.43:537:18
3015.43:527:19
3115.53:517:20

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.49 kWh/m².

For context, solar energy here swings from a low near 1.06 kWh/m² to a high of 5.9 kWh/m² in June across the year — May's 5.49 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in May

Is May a good time to visit Rivière-du-Loup?

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

3.0
Sightseeing
5th-best month of the year
0.0
Beach & pool
5th-best month of the year

May is a weaker month for outdoor sightseeing in Rivière-du-Loup.

What to pack for Rivière-du-Loup in May

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

In May, Rivière-du-Loup sees daytime highs around 12°C and nights near 5°C. Worth packing: a warm layer, rain gear and sun protection. About 13 days see rain.

a warm layerrain gearsun protection

Sea temperature near Rivière-du-Loup in May

The nearest coast averages about 2°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 11°C and coldest in February near -0°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°5°10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°C)Comfort
Jan0Bracing
Feb0Bracing
Mar0Bracing
Apr1Bracing
May2Bracing
Jun8Bracing
Jul11Bracing
Aug11Bracing
Sep9Bracing
Oct6Bracing
Nov2Bracing
Dec1Bracing

UV index in Rivière-du-Loup in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rivière-du-Loup peaks around July 12 at about 7 (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 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 12UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul7Very high
Aug3Moderate
Sep5Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Rivière-du-Loup?

Rivière-du-Loup sits at 47.8°N, 69.5°W, 56 m above sea level, in Canada. The nearest listed city is Rimouski, 102 km away.

Topography around Rivière-du-Loup

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rivière-du-Loup.

Within 3 km, the terrain around Rivière-du-Loup has only modest variations in elevation — a maximum elevation change of 160 m around an average of 61 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 308 m; within 80 km, large variations in elevation — a maximum elevation change of 1,042 m.

The land around Rivière-du-Loup is covered by trees (26%) and artificial surfaces (23%) within 3 km, water (40%) and trees (32%) within 16 km, and trees (71%) and water (21%) within 80 km.

3 km
160 m
16 km
308 m
80 km
1,042 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Rimouski 102 km · Edmundston 104 km · Saguenay 131 km · Chicoutimi 131 km · Jonquière 143 km · Beauport 164 km · Lévis 168 km · Charlesbourg 168 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 Rivière-du-Loup (47.827°, -69.5424°, elevation 56 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).