| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.06 | 2.04 | 0.02 |
| Feb | 1.86 | 1.94 | -0.08 |
| Mar | 2.53 | 2.64 | -0.11 |
| Apr | 2.47 | 2.47 | 0.00 |
| May | 4.45 | 4.70 | -0.25 |
| Jun | 3.50 | 3.47 | 0.03 |
| Jul | 2.23 | 2.59 | -0.36 |
| Aug | 2.49 | 2.60 | -0.11 |
| Sep | 3.68 | 4.08 | -0.40 |
| Oct | 3.48 | 3.85 | -0.37 |
| Nov | 2.40 | 2.66 | -0.26 |
| Dec | 1.89 | 2.29 | -0.40 |
33.04 | 35.33 | -2.29 |