| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.04 | 3.15 | -0.11 |
| Feb | 2.59 | 2.66 | -0.07 |
| Mar | 3.89 | 3.82 | 0.07 |
| Apr | 3.53 | 3.56 | -0.03 |
| May | 3.92 | 3.99 | -0.07 |
| Jun | 3.96 | 3.84 | 0.12 |
| Jul | 4.34 | 4.14 | 0.20 |
| Aug | 3.64 | 3.91 | -0.27 |
| Sep | 4.70 | 4.84 | -0.14 |
| Oct | 3.81 | 3.87 | -0.06 |
| Nov | 3.06 | 3.13 | -0.07 |
| Dec | 3.44 | 3.61 | -0.17 |
43.92 | 44.52 | -0.60 |