| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.08 | 3.20 | -0.12 |
| Feb | 3.11 | 3.03 | 0.08 |
| Mar | 4.04 | 4.11 | -0.07 |
| Apr | 3.51 | 3.55 | -0.04 |
| May | 4.66 | 4.75 | -0.09 |
| Jun | 4.23 | 4.30 | -0.07 |
| Jul | 4.73 | 4.97 | -0.24 |
| Aug | 3.62 | 3.49 | 0.13 |
| Sep | 3.35 | 3.27 | 0.08 |
| Oct | 2.91 | 2.96 | -0.05 |
| Nov | 2.88 | 2.89 | -0.01 |
| Dec | 3.52 | 3.66 | -0.14 |
43.64 | 44.18 | -0.54 |