| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.50 | 5.27 | 0.23 |
| Feb | 5.61 | 5.22 | 0.39 |
| Mar | 5.62 | 5.47 | 0.15 |
| Apr | 5.21 | 5.13 | 0.08 |
| May | 4.69 | 4.48 | 0.21 |
| Jun | 4.96 | 4.69 | 0.27 |
| Jul | 5.07 | 4.39 | 0.68 |
| Aug | 4.08 | 3.88 | 0.20 |
| Sep | 3.86 | 3.91 | -0.05 |
| Oct | 3.58 | 3.43 | 0.15 |
| Nov | 4.71 | 4.52 | 0.19 |
| Dec | 6.30 | 6.17 | 0.13 |
59.19 | 56.56 | 2.63 |