| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 3.54 | -0.15 |
| Feb | 2.53 | 2.63 | -0.10 |
| Mar | 3.13 | 3.24 | -0.11 |
| Apr | 3.86 | 4.06 | -0.20 |
| May | 3.97 | 4.18 | -0.21 |
| Jun | 4.49 | 4.65 | -0.16 |
| Jul | 4.58 | 4.75 | -0.17 |
| Aug | 3.91 | 4.12 | -0.21 |
| Sep | 4.00 | 3.94 | 0.06 |
| Oct | 4.09 | 3.98 | 0.11 |
| Nov | 3.64 | 3.69 | -0.05 |
| Dec | 3.60 | 3.77 | -0.17 |
45.19 | 46.55 | -1.36 |