| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.16 | 1.07 | 0.09 |
| Feb | 1.11 | 1.00 | 0.11 |
| Mar | 2.00 | 1.75 | 0.25 |
| Apr | 3.78 | 3.73 | 0.05 |
| May | 4.64 | 4.62 | 0.02 |
| Jun | 5.49 | 5.28 | 0.21 |
| Jul | 4.53 | 4.52 | 0.01 |
| Aug | 4.19 | 4.45 | -0.26 |
| Sep | 3.89 | 3.91 | -0.02 |
| Oct | 2.66 | 2.72 | -0.06 |
| Nov | 2.05 | 1.84 | 0.21 |
| Dec | 1.38 | 1.43 | -0.05 |
36.88 | 36.32 | 0.56 |