| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.71 | -0.03 |
| Feb | 0.63 | 0.63 | 0.00 |
| Mar | 0.82 | 0.84 | -0.02 |
| Apr | 1.21 | 1.37 | -0.16 |
| May | 2.88 | 3.14 | -0.26 |
| Jun | 4.06 | 4.09 | -0.03 |
| Jul | 3.44 | 3.62 | -0.18 |
| Aug | 3.32 | 3.27 | 0.05 |
| Sep | 3.08 | 3.28 | -0.20 |
| Oct | 2.21 | 2.28 | -0.07 |
| Nov | 1.10 | 1.04 | 0.06 |
| Dec | 0.81 | 0.88 | -0.07 |
24.24 | 25.15 | -0.91 |