| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.28 | 2.25 | 0.03 |
| Feb | 1.98 | 1.94 | 0.04 |
| Mar | 2.45 | 2.60 | -0.15 |
| Apr | 2.26 | 2.34 | -0.08 |
| May | 3.52 | 3.47 | 0.05 |
| Jun | 8.46 | 9.17 | -0.71 |
| Jul | 7.79 | 8.32 | -0.53 |
| Aug | 8.80 | 8.81 | -0.01 |
| Sep | 7.70 | 7.63 | 0.07 |
| Oct | 3.06 | 3.15 | -0.09 |
| Nov | 2.00 | 1.74 | 0.26 |
| Dec | 1.88 | 1.86 | 0.02 |
52.18 | 53.28 | -1.10 |