| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.08 | 2.15 | -0.07 |
| Feb | 1.91 | 2.05 | -0.14 |
| Mar | 2.57 | 2.70 | -0.13 |
| Apr | 2.46 | 2.48 | -0.02 |
| May | 4.71 | 4.94 | -0.23 |
| Jun | 3.48 | 3.63 | -0.15 |
| Jul | 2.20 | 2.58 | -0.38 |
| Aug | 2.48 | 2.56 | -0.08 |
| Sep | 3.69 | 3.91 | -0.22 |
| Oct | 3.50 | 3.80 | -0.30 |
| Nov | 2.48 | 2.80 | -0.32 |
| Dec | 1.95 | 2.28 | -0.33 |
33.51 | 35.88 | -2.37 |