| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.62 | 4.79 | -0.17 |
| Feb | 3.70 | 3.82 | -0.12 |
| Mar | 4.56 | 4.61 | -0.05 |
| Apr | 3.54 | 3.48 | 0.06 |
| May | 2.88 | 2.81 | 0.07 |
| Jun | 6.69 | 6.73 | -0.04 |
| Jul | 6.16 | 6.02 | 0.14 |
| Aug | 6.15 | 6.08 | 0.07 |
| Sep | 4.77 | 4.71 | 0.06 |
| Oct | 3.19 | 3.20 | -0.01 |
| Nov | 2.50 | 2.52 | -0.02 |
| Dec | 3.36 | 3.43 | -0.07 |
52.12 | 52.20 | -0.08 |