| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.80 | 1.86 | -0.06 |
| Feb | 1.71 | 1.82 | -0.11 |
| Mar | 2.20 | 2.26 | -0.06 |
| Apr | 3.79 | 3.77 | 0.02 |
| May | 4.17 | 4.34 | -0.17 |
| Jun | 4.48 | 4.56 | -0.08 |
| Jul | 3.55 | 3.71 | -0.16 |
| Aug | 3.70 | 3.66 | 0.04 |
| Sep | 3.50 | 3.47 | 0.03 |
| Oct | 3.10 | 3.10 | 0.00 |
| Nov | 2.41 | 2.36 | 0.05 |
| Dec | 1.97 | 2.06 | -0.09 |
36.38 | 36.97 | -0.59 |