| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.51 | 5.90 | 0.61 |
| Feb | 4.95 | 4.30 | 0.65 |
| Mar | 5.60 | 4.71 | 0.89 |
| Apr | 4.64 | 4.15 | 0.49 |
| May | 3.35 | 2.93 | 0.42 |
| Jun | 1.82 | 1.58 | 0.24 |
| Jul | 0.46 | 0.42 | 0.04 |
| Aug | 0.51 | 0.46 | 0.05 |
| Sep | 1.42 | 1.26 | 0.16 |
| Oct | 3.93 | 3.35 | 0.58 |
| Nov | 7.00 | 6.25 | 0.75 |
| Dec | 8.38 | 7.46 | 0.92 |
48.57 | 42.77 | 5.80 |