| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.96 | 0.93 | 0.03 |
| Feb | 0.98 | 1.01 | -0.03 |
| Mar | 1.84 | 1.77 | 0.07 |
| Apr | 3.07 | 3.01 | 0.06 |
| May | 4.21 | 4.36 | -0.15 |
| Jun | 5.24 | 5.21 | 0.03 |
| Jul | 4.08 | 4.13 | -0.05 |
| Aug | 4.48 | 4.43 | 0.05 |
| Sep | 3.63 | 3.76 | -0.13 |
| Oct | 2.52 | 2.57 | -0.05 |
| Nov | 1.68 | 1.64 | 0.04 |
| Dec | 1.27 | 1.23 | 0.04 |
33.96 | 34.05 | -0.09 |