| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 2.84 | 0.10 |
| Feb | 2.35 | 2.07 | 0.28 |
| Mar | 2.73 | 2.43 | 0.30 |
| Apr | 3.05 | 2.74 | 0.31 |
| May | 3.42 | 3.27 | 0.15 |
| Jun | 4.03 | 3.96 | 0.07 |
| Jul | 4.01 | 3.76 | 0.25 |
| Aug | 3.66 | 3.68 | -0.02 |
| Sep | 3.53 | 3.47 | 0.06 |
| Oct | 4.17 | 4.11 | 0.06 |
| Nov | 3.38 | 3.09 | 0.29 |
| Dec | 3.66 | 3.18 | 0.48 |
40.93 | 38.60 | 2.33 |