Kamloops Weather in September
September in Kamloops brings pleasant temperatures, with daytime highs of 20°C (68°F) and nights around 7°C (45°F). The perfect weather makes it a solid choice for a visit.
Rainfall in Kamloops in September
Expect around 8 days of rain based on historical data, with 40 mm (1.6 in) average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Kamloops in September
If you're visiting Kamloops in September, expect perfect temperatures with highs of 20°C (68°F) and overnight lows of 7°C (45°F). Conditions are often most pleasant around the middle of the day. At 7°C (45°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Kamloops in September
Expect a lot of sunshine this month, with about 221 hours of sun. These sunny conditions add to the overall experience.If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Kamloops.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Kamloops's climate page.
Kamloops Temperature in September
Min Temperature
7°C (45°F)
Max Temperature
20°C (68°F)
Chance of Rain
28%
Precipitation
40 mm (1.6 in)
Rainy days
8 days
Humidity
42%
Sunshine
221 hours
Percentage Sunshine
59%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kamloops typically drop from around 25°C (77°F) at the start of September to approximately 20°C (68°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 12°C (54°F).
Average temperatures in September
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 September
Historical weather for Kamloops in September
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 September
According to our 49 years of weather records for Kamloops, the following extremes were recorded between 1976 and 2025.
- The hottest September day on record in Kamloops reached 37°C (99°F) (September 2, 2022).
- Kamloops experienced its chilliest September day on September 27, 2019, reaching only 11°C (52°F).
- Nighttime temperatures dropped to -2°C (28°F) on September 28, 1983, marking the coldest September night on record.
Best Places in Canada in September
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in September →
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What to Wear in Kamloops in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Kamloops in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Kamloops's climate page.
Temperature Rainfall Sunshine Humidity
See the full Kamloops climate overview or explore weather in Canada.
