| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.59 | 1.60 | -0.01 |
| Feb | 1.20 | 1.10 | 0.10 |
| Mar | 1.75 | 1.70 | 0.05 |
| Apr | 2.84 | 2.82 | 0.02 |
| May | 3.18 | 3.21 | -0.03 |
| Jun | 3.42 | 3.26 | 0.16 |
| Jul | 3.42 | 3.03 | 0.39 |
| Aug | 3.14 | 2.97 | 0.17 |
| Sep | 3.30 | 3.17 | 0.13 |
| Oct | 3.31 | 3.31 | 0.00 |
| Nov | 2.23 | 2.24 | -0.01 |
| Dec | 1.86 | 1.75 | 0.11 |
31.24 | 30.16 | 1.08 |