| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.71 | 1.77 | -0.06 |
| Feb | 1.65 | 1.77 | -0.12 |
| Mar | 2.17 | 2.18 | -0.01 |
| Apr | 3.64 | 3.66 | -0.02 |
| May | 4.15 | 4.22 | -0.07 |
| Jun | 4.69 | 4.64 | 0.05 |
| Jul | 3.60 | 3.62 | -0.02 |
| Aug | 3.77 | 3.64 | 0.13 |
| Sep | 3.50 | 3.47 | 0.03 |
| Oct | 2.95 | 2.95 | 0.00 |
| Nov | 2.37 | 2.38 | -0.01 |
| Dec | 1.97 | 2.00 | -0.03 |
36.17 | 36.30 | -0.13 |