Cranbrook weather in May

In May, Cranbrook sees average daytime highs of 16°C and overnight lows near 4°C, with 57 mm of precipitation across 11.2 wet days and about 15.1 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 14°C in the first days to 18°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 24 min at the start of May to 15 h 42 min by month's end. Set against the rest of the year, May is Cranbrook's 6th-clearest and 3rd-windiest month. For the whole year in context, see Cranbrook's year-round climate.

Daytime high
16°
5th warmest
Overnight low
8th coldest
Precipitation
57 mm
11.2 wet days
Daylight
15 h 06 min
5:06 AM – 8:13 PM
Cloud cover
65%
6th clearest
Wind
6 km/h
3rd windiest
Solar energy
6.16 kWh/m²
Travel score
4.7
out of 10

Cranbrook is city in British Columbia, Canada.

Founded
1898

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 14°C in the first days to 18°C by the end.

A typical May day in Cranbrook reaches about 16°C in the afternoon and slips back to 4°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 23°C. Set against its neighbours, May runs about 6°C warmer than April and about 4°C cooler than June.

10°20°151015202531
Avg high (°C)Avg low (°C)
1131
2131
3141
4142
5142
6142
7142
8152
9152
10153
11153
12153
13163
14163
15163
16164
17164
18164
19164
20174
21174
22175
23175
24175
25175
26175
27185
28185
29185
30186
31186

How May really feels in Cranbrook

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 4 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
4
wind chill below the day's low

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

Cranbrook 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-3° / -11°4310.311.78.40.0
Feb / -10°337.37.89.80.0
Mar / -5°4710.58.711.50.3
Apr10° / -1°439.23.713.42.4
May16° / 5711.21.215.14.7
Jun19° / 6310.70.1166.0
Jul24° / 10°275.9015.67.7
Aug24° / 10°255.10.114.27.9
Sep19° / 356.50.312.46.5
Oct10° / 428.42.810.52.4
Nov / -5°5711.29.78.90.0
Dec-3° / -10°5110.811.280.0

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 19% of May, with mostly cloudy or overcast conditions the remaining 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33763
43862
53961
63961
74060
84060
94060
104060
114060
123961
133961
143961
153961
163862
173862
183763
193763
203763
213664
223664
233664
243565
253565
263565
273565
283565
293664
303664
313664

Chance of precipitation in May

Any precipitationSnow

Cranbrook gets around 57 mm of rain and snow over 11.2 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 36% and peaks near 39% on the wettest days, and about 1 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1317
2317
3327
4327
5327
6326
7326
8336
9336
10345
11345
12344
13354
14354
15363
16363
17373
18373
19383
20382
21392
22392
23392
24392
25392
26392
27392
28382
29382
30381
31381

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 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
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 24 min at the start of May to 15 h 42 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 5:30 AM to 4:49 AM, and sunset from 7:51 PM to 8:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.45:307:51
214.45:287:52
314.55:267:54
414.55:247:55
514.65:237:57
614.65:217:58
714.75:198:00
814.75:188:01
914.85:168:03
1014.85:158:04
1114.95:138:06
1214.95:128:07
1315.05:108:09
1415.05:098:10
1515.15:078:11
1615.15:068:13
1715.25:048:14
1815.25:038:16
1915.35:028:17
2015.35:018:18
2115.34:598:20
2215.44:588:21
2315.44:578:22
2415.54:568:23
2515.54:558:25
2615.54:548:26
2715.64:538:27
2815.64:528:28
2915.64:518:29
3015.74:508:30
3115.74:498:32

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.16 kWh/m².

For context, solar energy here swings from a low near 1 kWh/m² to a high of 7.04 kWh/m² in July across the year — May's 6.16 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.9Bright
35.9Bright
46.0Bright
56.0Bright
66.0Intense
76.0Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in May

Is May a good time to visit Cranbrook?

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

4.7
Sightseeing
5th-best month of the year
0.7
Beach & pool
5th-best month of the year

May is a reasonable time to visit Cranbrook for sightseeing.

What to pack for Cranbrook in May

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

In May, Cranbrook sees daytime highs around 16°C and nights near 4°C. Pack sun protection. Worth having: a warm layer and rain gear. About 11 days see rain.

sun protectiona warm layerrain gear

UV index in Cranbrook in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cranbrook 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 18 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 17UV 8Dec 18UV 1
UV index (midday)Level
Jan1Low
Feb1Low
Mar4Moderate
Apr5High
May7High
Jun6High
Jul8Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Cranbrook 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 Cranbrook is worst in August — around 31 µg/m³ PM2.5 (moderate), about 8.9× the cleanest month (January, 4 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodGoodAug 2130 µg/m³Jan 114 µg/m³
PM2.5 (µg/m³)Level
Jan4Good
Feb4Good
Mar5Good
Apr9Good
May9Good
Jun9Good
Jul17Moderate
Aug31Moderate
Sep27Moderate
Oct10Good
Nov13Moderate
Dec4Good
Location & terrain

Where is Cranbrook?

Cranbrook sits at 49.5°N, 115.8°W, 949 m above sea level, in Canada. The nearest listed city is Whitefish, 160 km away.

Topography around Cranbrook

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

Within 3 km, the terrain around Cranbrook has significant variations in elevation — a maximum elevation change of 279 m around an average of 990 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,451 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,762 m.

The land around Cranbrook is covered by trees (50%) and artificial surfaces (23%) within 3 km, trees (77%) within 16 km, and trees (82%) within 80 km.

3 km
279 m
16 km
1,451 m
80 km
2,762 m
treesgrasslandcroplandartificial surfacesbare terrainwatermoss and lichen
May weather nearby: Whitefish 160 km · Canmore 179 km · Kalispell 180 km · Okotoks 187 km · Banff 187 km · Evergreen 198 km · Cranston 200 km · Auburn Bay 201 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 Cranbrook (49.4999°, -115.7688°, elevation 949 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).