| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.48 | 0.00 |
| Feb | 0.58 | 0.59 | -0.01 |
| Mar | 1.09 | 1.27 | -0.18 |
| Apr | 1.90 | 1.94 | -0.04 |
| May | 2.51 | 2.47 | 0.04 |
| Jun | 1.64 | 1.68 | -0.04 |
| Jul | 2.08 | 1.83 | 0.25 |
| Aug | 1.63 | 1.84 | -0.21 |
| Sep | 1.29 | 1.30 | -0.01 |
| Oct | 0.97 | 1.07 | -0.10 |
| Nov | 0.69 | 0.76 | -0.07 |
| Dec | 0.54 | 0.55 | -0.01 |
15.40 | 15.78 | -0.38 |