| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.21 | 0.16 |
| Feb | 2.76 | 2.77 | -0.01 |
| Mar | 3.99 | 4.07 | -0.08 |
| Apr | 3.41 | 3.30 | 0.11 |
| May | 4.06 | 4.05 | 0.01 |
| Jun | 4.36 | 4.39 | -0.03 |
| Jul | 4.66 | 4.51 | 0.15 |
| Aug | 4.66 | 4.79 | -0.13 |
| Sep | 4.69 | 4.57 | 0.12 |
| Oct | 3.66 | 3.55 | 0.11 |
| Nov | 3.15 | 3.22 | -0.07 |
| Dec | 3.58 | 3.60 | -0.02 |
46.35 | 46.03 | 0.32 |