| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.15 | 2.14 | 0.01 |
| Feb | 2.04 | 1.99 | 0.05 |
| Mar | 2.94 | 2.84 | 0.10 |
| Apr | 2.50 | 2.55 | -0.05 |
| May | 4.53 | 4.27 | 0.26 |
| Jun | 3.43 | 3.32 | 0.11 |
| Jul | 1.99 | 2.09 | -0.10 |
| Aug | 2.41 | 2.23 | 0.18 |
| Sep | 3.13 | 3.33 | -0.20 |
| Oct | 3.66 | 3.53 | 0.13 |
| Nov | 2.72 | 2.63 | 0.09 |
| Dec | 2.26 | 2.28 | -0.02 |
33.76 | 33.20 | 0.56 |