| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.98 | 4.86 | 0.12 |
| Feb | 5.27 | 5.07 | 0.20 |
| Mar | 5.58 | 5.60 | -0.02 |
| Apr | 5.20 | 5.13 | 0.07 |
| May | 4.76 | 4.74 | 0.02 |
| Jun | 4.76 | 5.07 | -0.31 |
| Jul | 4.71 | 4.77 | -0.06 |
| Aug | 4.14 | 4.24 | -0.10 |
| Sep | 4.07 | 4.20 | -0.13 |
| Oct | 3.81 | 3.64 | 0.17 |
| Nov | 4.21 | 4.02 | 0.19 |
| Dec | 6.04 | 5.99 | 0.05 |
57.53 | 57.33 | 0.20 |