| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.32 | 3.36 | -0.04 |
| Feb | 2.53 | 2.72 | -0.19 |
| Mar | 3.66 | 3.84 | -0.18 |
| Apr | 3.60 | 3.80 | -0.20 |
| May | 3.73 | 3.90 | -0.17 |
| Jun | 4.39 | 4.57 | -0.18 |
| Jul | 4.79 | 5.02 | -0.23 |
| Aug | 4.48 | 4.59 | -0.11 |
| Sep | 4.69 | 4.83 | -0.14 |
| Oct | 4.12 | 4.27 | -0.15 |
| Nov | 3.18 | 3.27 | -0.09 |
| Dec | 3.72 | 3.97 | -0.25 |
46.21 | 48.14 | -1.93 |