| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.60 | 0.54 | 0.06 |
| Feb | 0.62 | 0.66 | -0.04 |
| Mar | 0.93 | 0.88 | 0.05 |
| Apr | 1.80 | 1.65 | 0.15 |
| May | 2.94 | 2.94 | 0.00 |
| Jun | 2.61 | 2.60 | 0.01 |
| Jul | 1.55 | 1.55 | 0.00 |
| Aug | 1.02 | 1.02 | 0.00 |
| Sep | 1.32 | 1.15 | 0.17 |
| Oct | 1.39 | 1.39 | 0.00 |
| Nov | 0.63 | 0.58 | 0.05 |
| Dec | 0.55 | 0.47 | 0.08 |
15.96 | 15.43 | 0.53 |