| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.89 | 3.93 | -0.04 |
| Feb | 4.48 | 4.51 | -0.03 |
| Mar | 4.83 | 4.86 | -0.03 |
| Apr | 5.04 | 5.17 | -0.13 |
| May | 5.20 | 5.50 | -0.30 |
| Jun | 4.57 | 4.25 | 0.32 |
| Jul | 4.36 | 4.69 | -0.33 |
| Aug | 3.65 | 3.33 | 0.32 |
| Sep | 3.42 | 3.63 | -0.21 |
| Oct | 3.81 | 4.01 | -0.20 |
| Nov | 4.02 | 3.97 | 0.05 |
| Dec | 4.80 | 4.88 | -0.08 |
52.07 | 52.73 | -0.66 |