Winters in Delta, Canada are cool and variable, with January typically being the coldest month, averaging around 6°C. Temperatures can fluctuate between -5°C and 14°C, leading to occasional cold snaps. Spring brings a gradual warming trend, with April and May temperatures often reaching into the mid-teens to low twenties. Summers are mild and pleasant, with June and July averages ranging from 17°C to 18°C, while August is similar but slightly cooler. Autumn sees temperatures cool down again, with September averaging around 14°C and October returning to a pattern of lows in single digits and highs in the mid-teens.