| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.18 | 1.28 | -0.10 |
| Feb | 1.24 | 1.31 | -0.07 |
| Mar | 2.05 | 2.13 | -0.08 |
| Apr | 3.79 | 3.85 | -0.06 |
| May | 4.32 | 4.24 | 0.08 |
| Jun | 5.37 | 5.45 | -0.08 |
| Jul | 4.53 | 4.60 | -0.07 |
| Aug | 4.07 | 4.01 | 0.06 |
| Sep | 3.55 | 3.64 | -0.09 |
| Oct | 2.74 | 2.74 | 0.00 |
| Nov | 2.15 | 2.05 | 0.10 |
| Dec | 1.49 | 1.62 | -0.13 |
36.48 | 36.92 | -0.44 |