Climate Change Chart of Saskatoon, Canada

Overview of climate changes

Temperature changes

Averaged across calendar months, monthly mean temperatures show a difference of +0.99 °C compared with the earlier reference period; this unweighted mean summarizes the month-by-month averages and is not a day-weighted annual average or a measure of daytime highs. The largest monthly increase was in January, with a difference of +4.37 °C. In contrast, October had the largest monthly decrease, a difference of -1.72 °C.

Changes in snowfall

Averaged across calendar months, mean daily snowfall had a difference of +0.19 mm/day. This is an unweighted summary of monthly mean daily amounts, not a monthly total, and it does not imply that every month changed in the same way. The largest monthly increase in mean daily snowfall occurred in November, with a difference of +0.97 mm/day. In December, the largest monthly decrease was a difference of -1.39 mm/day.

Changes in sunshine duration

Mean daily sunshine duration, averaged across calendar months, had a difference of -0.23 hours/day. This unweighted summary describes the set of monthly averages, not a day-weighted annual figure or a uniform change in each month. The largest monthly decrease was in January, with a difference of -0.76 hours/day; by comparison, the largest monthly increase came in May, at a difference of +0.35 hours/day.

Changes in rainfall

Averaged across calendar months, mean daily rainfall had a difference of +0.01 mm/day. This summarizes monthly mean daily amounts rather than monthly rainfall totals, and does not mean the same difference occurred in every month. The largest monthly increase in mean daily rainfall was in June, at a difference of +0.74 mm/day. The largest decrease was in October, with a difference of -0.43 mm/day.