| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.76 | 3.68 | 0.08 |
| Feb | 3.51 | 3.64 | -0.13 |
| Mar | 3.63 | 3.72 | -0.09 |
| Apr | 3.12 | 3.04 | 0.08 |
| May | 3.28 | 3.12 | 0.16 |
| Jun | 5.00 | 5.32 | -0.32 |
| Jul | 5.54 | 5.03 | 0.51 |
| Aug | 5.46 | 5.57 | -0.11 |
| Sep | 4.08 | 3.97 | 0.11 |
| Oct | 3.37 | 3.09 | 0.28 |
| Nov | 2.88 | 2.78 | 0.10 |
| Dec | 3.63 | 3.61 | 0.02 |
47.26 | 46.57 | 0.69 |