| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.40 | 2.61 | -0.21 |
| Feb | 2.40 | 2.48 | -0.08 |
| Mar | 3.70 | 3.99 | -0.29 |
| Apr | 4.72 | 4.68 | 0.04 |
| May | 5.53 | 5.75 | -0.22 |
| Jun | 4.51 | 4.76 | -0.25 |
| Jul | 4.02 | 4.14 | -0.12 |
| Aug | 3.47 | 3.38 | 0.09 |
| Sep | 4.21 | 4.57 | -0.36 |
| Oct | 3.51 | 3.57 | -0.06 |
| Nov | 3.53 | 3.81 | -0.28 |
| Dec | 2.66 | 2.86 | -0.20 |
44.66 | 46.60 | -1.94 |