| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.15 | 1.18 | -0.03 |
| Feb | 1.09 | 1.14 | -0.05 |
| Mar | 1.88 | 1.96 | -0.08 |
| Apr | 3.84 | 3.81 | 0.03 |
| May | 4.77 | 4.75 | 0.02 |
| Jun | 5.31 | 5.38 | -0.07 |
| Jul | 4.27 | 4.14 | 0.13 |
| Aug | 4.20 | 4.19 | 0.01 |
| Sep | 3.83 | 3.82 | 0.01 |
| Oct | 2.71 | 2.81 | -0.10 |
| Nov | 1.87 | 1.85 | 0.02 |
| Dec | 1.37 | 1.37 | 0.00 |
36.29 | 36.40 | -0.11 |