| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.88 | 0.90 | -0.02 |
| Feb | 0.95 | 0.95 | 0.00 |
| Mar | 1.81 | 1.75 | 0.06 |
| Apr | 3.10 | 2.93 | 0.17 |
| May | 4.33 | 4.34 | -0.01 |
| Jun | 5.28 | 5.14 | 0.14 |
| Jul | 4.36 | 4.07 | 0.29 |
| Aug | 4.56 | 4.56 | 0.00 |
| Sep | 3.69 | 3.45 | 0.24 |
| Oct | 2.64 | 2.49 | 0.15 |
| Nov | 1.65 | 1.62 | 0.03 |
| Dec | 1.14 | 1.24 | -0.10 |
34.39 | 33.44 | 0.95 |