| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.56 | 0.20 |
| Feb | 0.80 | 0.63 | 0.17 |
| Mar | 1.68 | 1.40 | 0.28 |
| Apr | 2.51 | 2.29 | 0.22 |
| May | 2.51 | 2.30 | 0.21 |
| Jun | 2.08 | 1.91 | 0.17 |
| Jul | 3.03 | 2.78 | 0.25 |
| Aug | 2.71 | 3.49 | -0.78 |
| Sep | 1.52 | 1.74 | -0.22 |
| Oct | 1.23 | 0.94 | 0.29 |
| Nov | 0.97 | 0.80 | 0.17 |
| Dec | 0.78 | 0.63 | 0.15 |
20.58 | 19.47 | 1.11 |