| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.42 | 3.60 | -0.18 |
| Feb | 3.07 | 3.15 | -0.08 |
| Mar | 3.70 | 3.85 | -0.15 |
| Apr | 3.40 | 3.47 | -0.07 |
| May | 3.47 | 3.47 | 0.00 |
| Jun | 4.49 | 4.68 | -0.19 |
| Jul | 4.48 | 5.39 | -0.91 |
| Aug | 4.21 | 4.79 | -0.58 |
| Sep | 5.08 | 5.30 | -0.22 |
| Oct | 3.36 | 3.46 | -0.10 |
| Nov | 3.40 | 3.40 | 0.00 |
| Dec | 3.58 | 3.59 | -0.01 |
45.66 | 48.15 | -2.49 |