| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.30 | 0.26 | 0.04 |
| Feb | 0.49 | 0.45 | 0.04 |
| Mar | 0.90 | 0.86 | 0.04 |
| Apr | 1.88 | 1.68 | 0.20 |
| May | 2.79 | 2.79 | 0.00 |
| Jun | 2.35 | 2.25 | 0.10 |
| Jul | 1.85 | 1.73 | 0.12 |
| Aug | 1.33 | 1.30 | 0.03 |
| Sep | 1.27 | 1.26 | 0.01 |
| Oct | 1.20 | 1.21 | -0.01 |
| Nov | 0.48 | 0.49 | -0.01 |
| Dec | 0.43 | 0.35 | 0.08 |
15.27 | 14.63 | 0.64 |