| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.45 | 2.24 | 0.21 |
| Feb | 1.82 | 1.68 | 0.14 |
| Mar | 2.86 | 2.93 | -0.07 |
| Apr | 2.72 | 2.59 | 0.13 |
| May | 4.35 | 3.96 | 0.39 |
| Jun | 3.77 | 3.58 | 0.19 |
| Jul | 2.52 | 2.80 | -0.28 |
| Aug | 2.89 | 2.75 | 0.14 |
| Sep | 3.73 | 3.69 | 0.04 |
| Oct | 3.62 | 3.41 | 0.21 |
| Nov | 2.55 | 2.54 | 0.01 |
| Dec | 2.38 | 2.15 | 0.23 |
35.66 | 34.32 | 1.34 |