| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.86 | 0.79 | 0.07 |
| Feb | 1.21 | 1.19 | 0.02 |
| Mar | 2.34 | 2.27 | 0.07 |
| Apr | 2.77 | 2.68 | 0.09 |
| May | 4.87 | 4.79 | 0.08 |
| Jun | 4.57 | 4.41 | 0.16 |
| Jul | 3.76 | 3.90 | -0.14 |
| Aug | 3.62 | 3.71 | -0.09 |
| Sep | 2.40 | 2.43 | -0.03 |
| Oct | 2.70 | 2.71 | -0.01 |
| Nov | 1.38 | 1.32 | 0.06 |
| Dec | 1.24 | 1.20 | 0.04 |
31.72 | 31.40 | 0.32 |