| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.27 | 2.28 | -0.01 |
| Feb | 1.99 | 1.79 | 0.20 |
| Mar | 2.67 | 3.03 | -0.36 |
| Apr | 2.59 | 2.53 | 0.06 |
| May | 4.33 | 4.60 | -0.27 |
| Jun | 3.43 | 3.28 | 0.15 |
| Jul | 2.08 | 2.07 | 0.01 |
| Aug | 2.39 | 2.21 | 0.18 |
| Sep | 3.62 | 3.43 | 0.19 |
| Oct | 4.00 | 3.97 | 0.03 |
| Nov | 2.67 | 2.94 | -0.27 |
| Dec | 2.17 | 2.20 | -0.03 |
34.21 | 34.33 | -0.12 |