| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.53 | 2.73 | -0.20 |
| Feb | 2.15 | 2.30 | -0.15 |
| Mar | 3.40 | 3.49 | -0.09 |
| Apr | 4.74 | 4.81 | -0.07 |
| May | 4.97 | 5.01 | -0.04 |
| Jun | 4.35 | 4.69 | -0.34 |
| Jul | 3.85 | 4.34 | -0.49 |
| Aug | 3.25 | 3.60 | -0.35 |
| Sep | 3.43 | 3.42 | 0.01 |
| Oct | 3.14 | 3.14 | 0.00 |
| Nov | 3.39 | 3.58 | -0.19 |
| Dec | 2.66 | 2.68 | -0.02 |
41.86 | 43.79 | -1.93 |