| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.45 | 0.46 | -0.01 |
| Feb | 0.49 | 0.45 | 0.04 |
| Mar | 0.62 | 0.75 | -0.13 |
| Apr | 1.57 | 1.45 | 0.12 |
| May | 2.66 | 2.48 | 0.18 |
| Jun | 2.79 | 2.82 | -0.03 |
| Jul | 2.40 | 2.40 | 0.00 |
| Aug | 1.57 | 1.61 | -0.04 |
| Sep | 1.71 | 1.64 | 0.07 |
| Oct | 1.21 | 1.23 | -0.02 |
| Nov | 0.58 | 0.55 | 0.03 |
| Dec | 0.48 | 0.47 | 0.01 |
16.53 | 16.31 | 0.22 |