| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.95 | 0.97 | -0.02 |
| Feb | 1.00 | 0.93 | 0.07 |
| Mar | 1.89 | 1.87 | 0.02 |
| Apr | 3.25 | 3.20 | 0.05 |
| May | 4.40 | 4.15 | 0.25 |
| Jun | 5.25 | 5.39 | -0.14 |
| Jul | 4.29 | 4.31 | -0.02 |
| Aug | 4.58 | 4.70 | -0.12 |
| Sep | 3.63 | 3.58 | 0.05 |
| Oct | 2.54 | 2.41 | 0.13 |
| Nov | 1.72 | 1.61 | 0.11 |
| Dec | 1.24 | 1.18 | 0.06 |
34.74 | 34.30 | 0.44 |