| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.64 | -0.01 |
| Feb | 0.88 | 0.95 | -0.07 |
| Mar | 1.48 | 1.51 | -0.03 |
| Apr | 2.18 | 2.20 | -0.02 |
| May | 4.24 | 4.28 | -0.04 |
| Jun | 3.63 | 3.61 | 0.02 |
| Jul | 3.97 | 3.86 | 0.11 |
| Aug | 3.66 | 3.91 | -0.25 |
| Sep | 2.26 | 2.29 | -0.03 |
| Oct | 1.83 | 1.94 | -0.11 |
| Nov | 1.02 | 1.05 | -0.03 |
| Dec | 0.93 | 0.95 | -0.02 |
26.71 | 27.19 | -0.48 |