| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.52 | 2.58 | -0.06 |
| Feb | 2.18 | 2.29 | -0.11 |
| Mar | 3.48 | 3.48 | 0.00 |
| Apr | 4.66 | 4.56 | 0.10 |
| May | 4.94 | 4.96 | -0.02 |
| Jun | 4.46 | 4.43 | 0.03 |
| Jul | 3.76 | 3.90 | -0.14 |
| Aug | 3.61 | 3.49 | 0.12 |
| Sep | 3.33 | 3.22 | 0.11 |
| Oct | 3.14 | 3.37 | -0.23 |
| Nov | 3.40 | 3.50 | -0.10 |
| Dec | 2.61 | 2.69 | -0.08 |
42.09 | 42.47 | -0.38 |