| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.95 | 5.22 | -0.27 |
| Feb | 5.01 | 4.79 | 0.22 |
| Mar | 5.25 | 5.63 | -0.38 |
| Apr | 5.01 | 4.91 | 0.10 |
| May | 4.15 | 4.35 | -0.20 |
| Jun | 4.49 | 4.83 | -0.34 |
| Jul | 4.65 | 5.18 | -0.53 |
| Aug | 3.89 | 3.80 | 0.09 |
| Sep | 4.49 | 4.73 | -0.24 |
| Oct | 3.17 | 3.30 | -0.13 |
| Nov | 4.55 | 4.58 | -0.03 |
| Dec | 5.40 | 5.66 | -0.26 |
55.01 | 56.98 | -1.97 |