| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.31 | 0.11 |
| Feb | 2.85 | 2.90 | -0.05 |
| Mar | 4.24 | 4.06 | 0.18 |
| Apr | 5.04 | 5.00 | 0.04 |
| May | 4.94 | 4.77 | 0.17 |
| Jun | 4.64 | 4.30 | 0.34 |
| Jul | 3.94 | 3.66 | 0.28 |
| Aug | 3.19 | 3.13 | 0.06 |
| Sep | 3.43 | 3.12 | 0.31 |
| Oct | 3.39 | 3.33 | 0.06 |
| Nov | 4.05 | 3.99 | 0.06 |
| Dec | 3.44 | 3.45 | -0.01 |
46.57 | 45.02 | 1.55 |