Kamloops Weather in May
In Kamloops, May brings pleasant daytime temperatures around 19°C (66°F), with nights cooling to 5°C (41°F). Some rainfall is to be expected.
Rainfall in Kamloops in May
You can expect rain on around 11 days based on historical patterns, with 50 mm (2 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Kamloops in May
Temperatures in Kamloops in May top out at 19°C (66°F) and drop to 5°C (41°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights fall to 5°C (41°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Kamloops in May
Enjoy a sunny month with about 253 hours of sunshine, the clear skies make Kamloops even more beautiful.If you prefer dry days with pleasant temperatures, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Kamloops Temperature in May
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Kamloops Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kamloops - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kamloops typically rise from around 19°C (66°F) at the start of May to approximately 23°C (73°F) by the end. Nights are cool, with lows typically ranging from 6°C (43°F) to 10°C (50°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Kamloops in May
Browse day-by-day weather records for Kamloops spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kamloops historical weather extremes in May
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Kamloops.
- On May 29, 1983, temperatures climbed to 37°C (99°F), marking the warmest May day on record.
- Kamloops experienced its chilliest May day on May 6, 2002, reaching only 6°C (43°F).
- The coldest night in May in Kamloops was on May 1, 2013, with a minimum of -1°C (30°F).
Best Places in Canada in May
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in May →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Kamloops in May
Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Kamloops in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Camping4/10 -
Outdoor sports10/10
Kamloops 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Kamloops climate overview or explore weather in Canada.
Popular in May
Where to go in May - average daytime high across popular destinations.
Niagara Falls
21°C (70°F) Montréal20°C (68°F) Ottawa20°C (68°F) Quebec City19°C (66°F) Calgary17°C (63°F) Vancouver16°C (61°F) Toronto16°C (61°F) Whistler11°C (52°F) 
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