Kamloops weather in May

In May, Kamloops sees average daytime highs of 17°C and overnight lows near 5°C, with 43 mm of precipitation across 9.2 wet days and about 15.2 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 15°C in the first days to 19°C by the end. The sky is clear or mostly clear about 18% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 30 min at the start of May to 15 h 54 min by month's end. Set against the rest of the year, May is Kamloops's 5th-clearest and 3rd-windiest month. For the whole year in context, see Kamloops's year-round climate.

Daytime high
17°
5th warmest
Overnight low
8th coldest
Precipitation
43 mm
9.2 wet days
Daylight
15 h 18 min
4:20 AM – 7:35 PM
Cloud cover
66%
5th clearest
Wind
6 km/h
3rd windiest
Solar energy
6.1 kWh/m²
Travel score
5.6
out of 10

Kamloops is city in British Columbia, Canada.

Air quality
Good
PM2.5 7 µg/m³ · 2019
Density
349/km²
people per km²
Founded
1811

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 15°C in the first days to 19°C by the end.

A typical May day in Kamloops reaches about 17°C in the afternoon and slips back to 5°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 24°C. Set against its neighbours, May runs about 6°C warmer than April and about 3°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1152
2153
3153
4153
5163
6163
7164
8164
9164
10174
11174
12174
13175
14175
15185
16185
17185
18186
19186
20186
21186
22196
23196
24196
25196
26196
27197
28197
29197
30197
31197

How May really feels in Kamloops

Once humidity and wind are folded in, May 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

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

Kamloops weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -8°4110.510.68.30.0
Feb / -7°257.17.19.70.0
Mar / -4°308.76.411.50.6
Apr12° / 307.42.213.53.1
May17° / 439.20.515.25.6
Jun21° / 479.2016.26.3
Jul25° / 11°346.1015.87.6
Aug24° / 11°235.3014.37.7
Sep19° / 357012.46.4
Oct10° / 4510.11.810.42.4
Nov / -3°5612.28.88.70.0
Dec-2° / -7°4611.211.97.80.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13466
23565
33565
43565
53763
63763
73862
83862
93862
103862
113961
123961
133862
143862
153862
163862
173961
183862
193862
203862
213862
223862
233862
243862
254060
264060
274060
284060
294060
304060
313961

Chance of precipitation in May

Any precipitationSnow

Kamloops gets around 43 mm of rain and snow over 9.2 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 29% and peaks near 33% on the wettest days, and about 1 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1274
2274
3274
4274
5273
6273
7263
8263
9263
10263
11263
12262
13272
14272
15272
16281
17291
18291
19301
20301
21311
22321
23320
24320
25320
26320
27330
28330
29330
30330
31330

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 30 min at the start of May to 15 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over May. Sunrise moves from 4:45 AM to 4:02 AM, and sunset from 7:12 PM to 7:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.54:457:12
214.54:437:14
314.64:417:15
414.64:397:17
514.74:387:18
614.74:367:20
714.84:347:22
814.84:327:23
914.94:317:25
1015.04:297:26
1115.04:277:28
1215.14:267:29
1315.14:247:31
1415.24:237:32
1515.24:217:34
1615.34:207:35
1715.34:187:37
1815.44:177:38
1915.44:167:40
2015.44:147:41
2115.54:137:42
2215.54:127:44
2315.64:117:45
2415.64:097:46
2515.74:087:48
2615.74:077:49
2715.74:067:50
2815.84:057:51
2915.84:047:53
3015.84:037:54
3115.94:027:55

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.1 kWh/m².

For context, solar energy here swings from a low near 0.9 kWh/m² to a high of 6.66 kWh/m² in July across the year — May's 6.1 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.8Bright
35.8Bright
45.8Bright
55.9Bright
65.9Bright
75.9Bright
86.0Bright
96.0Bright
106.0Intense
116.0Intense
126.0Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in May

Is May a good time to visit Kamloops?

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

5.6
Sightseeing
5th-best month of the year
1.6
Beach & pool
5th-best month of the year

May is a reasonable time to visit Kamloops for sightseeing.

What to pack for Kamloops in May

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

In May, Kamloops sees daytime highs around 17°C and nights near 5°C. Pack sun protection. Worth having: a warm layer and rain gear. About 9 days see rain.

sun protectiona warm layerrain gear

UV index in Kamloops in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kamloops peaks around July 17 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 17 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 17UV 8Dec 17UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May6High
Jun6High
Jul8Very high
Aug6High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Kamloops in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Kamloops is worst in August — around 28 µg/m³ PM2.5 (moderate), about 22.6× the cleanest month (January, 1 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Kamloops's WHO annual average of 7 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1426 µg/m³Jan 141 µg/m³
PM2.5 (µg/m³)Level
Jan1Good
Feb2Good
Mar2Good
Apr2Good
May2Good
Jun3Good
Jul16Moderate
Aug28Moderate
Sep3Good
Oct12Good
Nov12Good
Dec2Good
Location & terrain

Where is Kamloops?

Kamloops sits at 50.7°N, 120.3°W, 414 m above sea level, in Canada. The nearest listed city is Brocklehurst, 8.0 km away.

Topography around Kamloops

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

Within 3 km, the terrain around Kamloops has significant variations in elevation — a maximum elevation change of 540 m around an average of 513 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,144 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,925 m.

The land around Kamloops is covered by grassland (35%), artificial surfaces (30%) and trees (28%) within 3 km, grassland (54%) and trees (35%) within 16 km, and trees (70%) and grassland (25%) within 80 km.

3 km
540 m
16 km
1,144 m
80 km
1,925 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Brocklehurst 8.0 km · Salmon Arm 74 km · Vernon 86 km · Lake Country 98 km · West Kelowna 104 km · Kelowna 105 km · Rutland 108 km · Okanagan Mission 112 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 Kamloops (50.6665°, -120.3192°, elevation 414 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).