| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.66 | 0.64 | 0.02 |
| Feb | 0.76 | 0.69 | 0.07 |
| Mar | 1.61 | 1.52 | 0.09 |
| Apr | 2.02 | 2.07 | -0.05 |
| May | 3.42 | 3.42 | 0.00 |
| Jun | 3.71 | 3.60 | 0.11 |
| Jul | 3.43 | 3.43 | 0.00 |
| Aug | 3.25 | 3.29 | -0.04 |
| Sep | 1.80 | 1.79 | 0.01 |
| Oct | 2.12 | 2.08 | 0.04 |
| Nov | 0.93 | 0.86 | 0.07 |
| Dec | 0.97 | 0.89 | 0.08 |
24.68 | 24.28 | 0.40 |