Climate Change Chart of Heavenly, USA

Overview of climate changes

Temperature changes

Averaged across calendar months, monthly mean temperature shows a difference of +3.36 °C compared with the earlier reference period; this unweighted average describes the set of monthly means, not every month or daytime maximum temperatures. The largest monthly increase was in June, with a difference of +4.86 °C, marking a particularly clear change in that month's average.

Changes in rainfall

Mean daily rainfall averaged across calendar months had a difference of +0.07 mm/day. Monthly changes were not uniform: February had the largest increase, a difference of +0.34 mm/day, while November had the largest decrease, a difference of -0.48 mm/day. These are daily averages rather than monthly totals, and they do not show how often rain fell.

Changes in snowfall

Mean daily snowfall also differed across the periods: its unweighted average across calendar months had a difference of +0.88 mm/day. The largest monthly increase was in December, at a difference of +10.95 mm/day, whereas November had the largest decrease, at a difference of -4.14 mm/day. These daily averages do not represent monthly snowfall totals.

Changes in sunshine duration

Mean daily sunshine duration averaged across calendar months had a difference of -0.03 hours/day. At the monthly level, November had the largest increase, a difference of +0.24 hours/day, while July had the largest decrease, a difference of -0.16 hours/day; these averages do not imply the same conditions on every day.