| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.65 | 0.66 | -0.01 |
| Feb | 0.74 | 0.55 | 0.19 |
| Mar | 1.52 | 1.24 | 0.28 |
| Apr | 2.04 | 1.89 | 0.15 |
| May | 1.92 | 1.98 | -0.06 |
| Jun | 1.44 | 1.30 | 0.14 |
| Jul | 2.32 | 2.56 | -0.24 |
| Aug | 2.29 | 2.30 | -0.01 |
| Sep | 1.02 | 0.94 | 0.08 |
| Oct | 1.24 | 1.10 | 0.14 |
| Nov | 0.90 | 0.72 | 0.18 |
| Dec | 0.70 | 0.62 | 0.08 |
16.78 | 15.86 | 0.92 |