| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.33 | 2.34 | -0.01 |
| Feb | 1.95 | 2.04 | -0.09 |
| Mar | 2.46 | 2.52 | -0.06 |
| Apr | 3.53 | 3.54 | -0.01 |
| May | 4.20 | 4.28 | -0.08 |
| Jun | 3.84 | 3.86 | -0.02 |
| Jul | 3.68 | 3.63 | 0.05 |
| Aug | 3.69 | 3.60 | 0.09 |
| Sep | 2.97 | 3.00 | -0.03 |
| Oct | 2.69 | 2.74 | -0.05 |
| Nov | 2.81 | 2.84 | -0.03 |
| Dec | 2.30 | 2.32 | -0.02 |
36.45 | 36.71 | -0.26 |