| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.27 | 0.04 |
| Feb | 0.55 | 0.50 | 0.05 |
| Mar | 1.02 | 1.05 | -0.03 |
| Apr | 1.85 | 1.93 | -0.08 |
| May | 2.77 | 2.98 | -0.21 |
| Jun | 2.17 | 2.33 | -0.16 |
| Jul | 1.60 | 1.64 | -0.04 |
| Aug | 1.37 | 1.31 | 0.06 |
| Sep | 1.34 | 1.32 | 0.02 |
| Oct | 1.27 | 1.32 | -0.05 |
| Nov | 0.58 | 0.58 | 0.00 |
| Dec | 0.50 | 0.49 | 0.01 |
15.33 | 15.72 | -0.39 |