| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.09 | 3.17 | -0.08 |
| Feb | 2.80 | 2.76 | 0.04 |
| Mar | 3.30 | 3.31 | -0.01 |
| Apr | 2.76 | 2.71 | 0.05 |
| May | 3.24 | 3.51 | -0.27 |
| Jun | 7.12 | 7.68 | -0.56 |
| Jul | 6.06 | 6.76 | -0.70 |
| Aug | 6.81 | 6.73 | 0.08 |
| Sep | 6.77 | 6.57 | 0.20 |
| Oct | 4.22 | 3.63 | 0.59 |
| Nov | 2.20 | 2.08 | 0.12 |
| Dec | 2.72 | 2.65 | 0.07 |
51.09 | 51.56 | -0.47 |