Climate averages 1991–2020
Kamloops weather
in May.
A mild, moderately wet month: the 5th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a mild month in Kamloops: daytime highs average 19.9°C and nights cool to about 8.2°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 43 mm of rain on roughly 9 days, which makes May a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 15 h 28 min on an average May day.
The nearest other city in this atlas is Kelowna (105 km away). In May its highs average 19.9°C, about as warm as Kamloops, with 51 mm of rain.
Among the 86 cities listed in Canada, Kamloops ranks joint 1st of 86 for the warmest May highs and 4th of 86 for the driest May (rainfall, lowest first). The mean May high of those 86 cities is 17.0°C; Kamloops is 3.0°C warmer than that mean.
From May to June, average highs rise by 3.2°C to 23.1°C, and monthly rainfall rises from 43 mm to 47 mm.
The annual picture
May in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Kamloops climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -1.0°C-7.1°C | -7.1°C | 41 | 10.5 | 8.59 h |
| February | 2.4°C-5.2°C | -5.2°C | 25 | 7.2 | 10.010 h |
| March | 7.2°C-1.3°C | -1.3°C | 30 | 8.6 | 11.812 h |
| April | 13.6°C3.1°C | 3.1°C | 30 | 7.4 | 13.814 h |
| May, selected | 19.9°C8.2°C | 8.2°C | 43 | 9.2 | 15.515 h |
| June | 23.1°C11.7°C | 11.7°C | 47 | 9.1 | 16.416 h |
| July | 27.4°C15.2°C | 15.2°C | 34 | 6.1 | 16.016 h |
| August | 27.2°C15.3°C | 15.3°C | 23 | 5.2 | 14.515 h |
| September | 21.4°C10.7°C | 10.7°C | 35 | 7.0 | 12.713 h |
| October | 12.4°C4.3°C | 4.3°C | 45 | 10.1 | 10.811 h |
| November | 4.3°C-1.2°C | -1.2°C | 56 | 12.2 | 9.09 h |
| December | -0.7°C-5.6°C | -5.6°C | 47 | 11.3 | 8.18 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Kelowna in MayCanada · 105 kmHigh 19.9°C · Low 8.5°C · 51 mm rain
- Chilliwack in MayCanada · 204 kmHigh 17.5°C · Low 8.0°C · 122 mm rain
- Abbotsford in MayCanada · 226 kmHigh 16.7°C · Low 6.4°C · 118 mm rain
- Maple Ridge in MayCanada · 229 kmHigh 17.1°C · Low 7.2°C · 154 mm rain
- Coquitlam in MayCanada · 234 kmHigh 17.4°C · Low 7.7°C · 134 mm rain
- Langley in MayCanada · 242 kmHigh 17.2°C · Low 7.5°C · 85 mm rain
- Burnaby in MayCanada · 244 kmHigh 16.4°C · Low 8.0°C · 117 mm rain
- New Westminster in MayCanada · 246 kmHigh 16.6°C · Low 7.1°C · 117 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Kamloops) is explained once on the Kamloops year overview and on the Sources, method and limits page.