| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.15 | 6.20 | -0.05 |
| Feb | 4.45 | 4.64 | -0.19 |
| Mar | 3.95 | 4.06 | -0.11 |
| Apr | 4.70 | 5.17 | -0.47 |
| May | 4.90 | 5.11 | -0.21 |
| Jun | 5.41 | 5.71 | -0.30 |
| Jul | 5.15 | 5.15 | 0.00 |
| Aug | 4.42 | 4.85 | -0.43 |
| Sep | 4.59 | 5.04 | -0.45 |
| Oct | 4.33 | 4.96 | -0.63 |
| Nov | 4.84 | 4.91 | -0.07 |
| Dec | 5.22 | 5.38 | -0.16 |
58.11 | 61.18 | -3.07 |