| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.57 | 2.62 | -0.05 |
| Feb | 2.37 | 2.40 | -0.03 |
| Mar | 3.66 | 3.71 | -0.05 |
| Apr | 4.74 | 4.76 | -0.02 |
| May | 4.89 | 5.17 | -0.28 |
| Jun | 4.36 | 4.40 | -0.04 |
| Jul | 4.15 | 4.08 | 0.07 |
| Aug | 4.01 | 3.76 | 0.25 |
| Sep | 3.75 | 3.78 | -0.03 |
| Oct | 3.29 | 3.17 | 0.12 |
| Nov | 3.52 | 3.53 | -0.01 |
| Dec | 2.53 | 2.60 | -0.07 |
43.84 | 43.98 | -0.14 |