| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.44 | 3.62 | -0.18 |
| Feb | 3.48 | 3.56 | -0.08 |
| Mar | 4.54 | 4.60 | -0.06 |
| Apr | 4.77 | 4.71 | 0.06 |
| May | 5.33 | 5.19 | 0.14 |
| Jun | 4.86 | 4.79 | 0.07 |
| Jul | 4.84 | 4.97 | -0.13 |
| Aug | 3.55 | 3.45 | 0.10 |
| Sep | 3.42 | 3.61 | -0.19 |
| Oct | 3.73 | 3.56 | 0.17 |
| Nov | 3.31 | 3.41 | -0.10 |
| Dec | 4.14 | 4.23 | -0.09 |
49.41 | 49.70 | -0.29 |