В Чилливаке зафиксирован рекордный жаркий и засушливый август с опасным уровнем смога

Smoky skies and rising temperatures detailed in Chilliwack weather report Published 11:51 am Friday, September 4, 2026 Average August temperatures continue to rise year after year in Chilliwack according to a weather report released Tuesday (Sept. 1). The report was prepared by Roger Pannett, volunteer weather observer and storm watcher for Environment & Climate Change Canada. Temperature Record drought conditions continue as this August saw the 26th year in a row with above average temperatures. There were a total of seven hot and sunny days observed during the recording period. This means days where the temperature was more than 30 C. The typical average for this period is two hot days, with a standard deviation of + or – 2.7 days. Average temperatures for August were 2.73 C above normal, but there were no days with record-breaking heat. The highest temperature recorded was 33.7 C, which is 10.6 C above normal, on Aug. 25. The lowest temperature recorded was 10.5 C, which is 1.3 C below normal, on Aug. 3. Since 2012, average temperatures in August have been between 1.88 C to 4.75 C above normal, which Pannett says is a “warming trend never previously observed in the past 131 years.” The average maximum temperature was 27.02 C. The 30-year average maximum temperature is 23.9 C. The average minimum temperature was 14.25 C. The 30-year average minimum temperature is 11.9 C. The average temperature for the month overall was 20.63 C, with the 30-year average at 17.9 C. Air Quality There were 11 smoky days in August. Because of wildfire smoke from the complex wildfires near Boston Bar, the Manning Park region and from both Oregon and Washington, the city of Chilliwack’s air quality health index peaked at +10, considered “very high risk,” on Aug. 21. Rainfall August saw four days of rain, lower than the 30-year average of nine days, with 30 millimetres of rain falling during the month. The 30-year average for rainfall is 64.8 millimetres. Total rainfall measured between April and August was 53.7 per cent below normal. This is the driest period on record, with only 162.2 millimetres of rain. The previous driest April to August periods were in 1967, with 181 millimetres total, and in 2021 with 168 millimetres total. Aug. 28 saw a record high for that date, with 25 millimetres. The previous records for that date were 22.1 millimetres in 2008 and 20.6 millimetres in 1975. It was the most rain in 24 hours since the 41.6 millimetres that fell on March 19, 2026. This is the third consecutive August where Chilliwack saw record breaking rainfall. From June to August, Chilliwack received 105 millimetres of rain, compared to an average of 188.7 millimetres during the same period. In total, there have been 88 days of rain so far this year, with 721 millimetres. This is 31.19 per cent below normal compared to the 1951 to 1980 average of 1,047.8 millimetres falling across 106 days.