| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.13 | 3.28 | -0.15 |
| Feb | 2.64 | 2.82 | -0.18 |
| Mar | 3.92 | 4.03 | -0.11 |
| Apr | 3.53 | 3.45 | 0.08 |
| May | 4.42 | 4.32 | 0.10 |
| Jun | 4.38 | 4.54 | -0.16 |
| Jul | 4.39 | 4.41 | -0.02 |
| Aug | 3.62 | 3.92 | -0.30 |
| Sep | 4.39 | 4.58 | -0.19 |
| Oct | 3.73 | 4.03 | -0.30 |
| Nov | 3.23 | 3.37 | -0.14 |
| Dec | 3.61 | 3.84 | -0.23 |
44.99 | 46.59 | -1.60 |