| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.62 | 7.34 | 0.28 |
| Feb | 6.52 | 5.73 | 0.79 |
| Mar | 6.52 | 6.47 | 0.05 |
| Apr | 4.14 | 4.13 | 0.01 |
| May | 2.04 | 1.92 | 0.12 |
| Jun | 0.84 | 0.93 | -0.09 |
| Jul | 0.15 | 0.19 | -0.04 |
| Aug | 0.19 | 0.18 | 0.01 |
| Sep | 0.74 | 0.76 | -0.02 |
| Oct | 2.70 | 2.49 | 0.21 |
| Nov | 5.53 | 5.03 | 0.50 |
| Dec | 9.18 | 9.11 | 0.07 |
46.17 | 44.28 | 1.89 |