| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.78 | 0.85 | -0.07 |
| Feb | 0.71 | 0.71 | 0.00 |
| Mar | 1.10 | 1.11 | -0.01 |
| Apr | 1.81 | 1.98 | -0.17 |
| May | 2.98 | 3.01 | -0.03 |
| Jun | 4.40 | 4.18 | 0.22 |
| Jul | 3.92 | 4.12 | -0.20 |
| Aug | 3.33 | 3.19 | 0.14 |
| Sep | 2.98 | 3.15 | -0.17 |
| Oct | 2.61 | 2.64 | -0.03 |
| Nov | 1.33 | 1.40 | -0.07 |
| Dec | 0.99 | 1.07 | -0.08 |
26.94 | 27.41 | -0.47 |