| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.70 | 0.82 | -0.12 |
| Feb | 0.78 | 0.88 | -0.10 |
| Mar | 1.49 | 1.55 | -0.06 |
| Apr | 2.86 | 2.94 | -0.08 |
| May | 4.13 | 4.30 | -0.17 |
| Jun | 4.44 | 4.57 | -0.13 |
| Jul | 4.03 | 4.13 | -0.10 |
| Aug | 4.11 | 4.17 | -0.06 |
| Sep | 3.25 | 3.29 | -0.04 |
| Oct | 2.73 | 2.66 | 0.07 |
| Nov | 1.50 | 1.54 | -0.04 |
| Dec | 1.01 | 1.18 | -0.17 |
31.03 | 32.03 | -1.00 |