| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.71 | 1.62 | 0.09 |
| Feb | 1.77 | 1.68 | 0.09 |
| Mar | 2.45 | 2.44 | 0.01 |
| Apr | 2.40 | 2.25 | 0.15 |
| May | 4.27 | 4.23 | 0.04 |
| Jun | 3.22 | 3.08 | 0.14 |
| Jul | 2.18 | 2.15 | 0.03 |
| Aug | 2.42 | 2.27 | 0.15 |
| Sep | 3.50 | 3.32 | 0.18 |
| Oct | 3.09 | 3.00 | 0.09 |
| Nov | 2.02 | 2.09 | -0.07 |
| Dec | 1.68 | 1.77 | -0.09 |
30.71 | 29.90 | 0.81 |