| ANNUAL | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | YEARS | # CITIES | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Temperature (C) | 10.8 | -2.9 | -0.2 | 5.4 | 11.6 | 16.6 | 20.5 | 22.8 | 21.9 | 17.7 | 11.8 | 5 | -0.6 | 26 | 573 |
| Average High Temperature (C) | 16 | 2.4 | 5.2 | 11 | 17.6 | 22.4 | 25.9 | 27.8 | 27 | 23.2 | 17.4 | 10.2 | 4.6 | 23 | 535 |
| Average Low Temperature (C) | 5.4 | -8.3 | -5.7 | -0.1 | 5.9 | 10.9 | 15.2 | 18 | 17 | 12.5 | 6.4 | -0.2 | -5.9 | 23 | 534 |
| Average Precipitation (mm) | 703.8 | 12.9 | 20.4 | 33.4 | 52.4 | 80.3 | 105.3 | 123.2 | 112.3 | 72.3 | 41 | 22.1 | 11.7 | 34 | 560 |
| * Years is the average number of years used to compute the average. # Cities is the total number of locations used to compute the average. | |||||||||||||||