| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.45 | -0.01 |
| Feb | 0.64 | 0.65 | -0.01 |
| Mar | 1.24 | 1.25 | -0.01 |
| Apr | 2.52 | 2.73 | -0.21 |
| May | 3.92 | 4.00 | -0.08 |
| Jun | 3.84 | 3.84 | 0.00 |
| Jul | 3.30 | 3.28 | 0.02 |
| Aug | 2.78 | 2.74 | 0.04 |
| Sep | 1.98 | 1.96 | 0.02 |
| Oct | 1.98 | 1.91 | 0.07 |
| Nov | 0.77 | 0.78 | -0.01 |
| Dec | 0.57 | 0.56 | 0.01 |
23.98 | 24.15 | -0.17 |