| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.78 | 5.31 | 0.47 |
| Feb | 4.22 | 3.92 | 0.30 |
| Mar | 4.21 | 3.76 | 0.45 |
| Apr | 2.78 | 2.56 | 0.22 |
| May | 2.07 | 1.60 | 0.47 |
| Jun | 0.96 | 0.77 | 0.19 |
| Jul | 0.36 | 0.32 | 0.04 |
| Aug | 0.36 | 0.23 | 0.13 |
| Sep | 0.79 | 0.64 | 0.15 |
| Oct | 2.44 | 1.83 | 0.61 |
| Nov | 4.89 | 4.55 | 0.34 |
| Dec | 6.84 | 6.52 | 0.32 |
35.70 | 32.01 | 3.69 |