| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.33 | 1.28 | 0.05 |
| Feb | 1.71 | 1.52 | 0.19 |
| Mar | 2.63 | 2.65 | -0.02 |
| Apr | 3.53 | 3.54 | -0.01 |
| May | 4.94 | 4.88 | 0.06 |
| Jun | 4.55 | 4.86 | -0.31 |
| Jul | 3.36 | 3.50 | -0.14 |
| Aug | 3.39 | 3.30 | 0.09 |
| Sep | 3.44 | 3.43 | 0.01 |
| Oct | 3.29 | 3.34 | -0.05 |
| Nov | 2.14 | 1.97 | 0.17 |
| Dec | 1.86 | 1.73 | 0.13 |
36.17 | 36.00 | 0.17 |