| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.63 | 3.41 | 0.22 |
| Feb | 2.38 | 2.26 | 0.12 |
| Mar | 3.03 | 2.92 | 0.11 |
| Apr | 2.31 | 2.25 | 0.06 |
| May | 2.50 | 2.31 | 0.19 |
| Jun | 2.47 | 2.30 | 0.17 |
| Jul | 0.95 | 0.96 | -0.01 |
| Aug | 0.78 | 0.71 | 0.07 |
| Sep | 1.21 | 1.07 | 0.14 |
| Oct | 2.56 | 2.38 | 0.18 |
| Nov | 3.84 | 3.50 | 0.34 |
| Dec | 4.02 | 3.90 | 0.12 |
29.68 | 27.97 | 1.71 |