| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.29 | 2.30 | -0.01 |
| Feb | 1.92 | 1.93 | -0.01 |
| Mar | 2.78 | 2.71 | 0.07 |
| Apr | 2.67 | 2.55 | 0.12 |
| May | 3.93 | 3.86 | 0.07 |
| Jun | 3.39 | 3.43 | -0.04 |
| Jul | 2.13 | 1.98 | 0.15 |
| Aug | 2.56 | 2.52 | 0.04 |
| Sep | 3.42 | 3.32 | 0.10 |
| Oct | 3.79 | 3.90 | -0.11 |
| Nov | 2.54 | 2.60 | -0.06 |
| Dec | 2.46 | 2.59 | -0.13 |
33.88 | 33.69 | 0.19 |