| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.22 | 2.53 | -0.31 |
| Feb | 2.58 | 2.60 | -0.02 |
| Mar | 2.05 | 1.80 | 0.25 |
| Apr | 0.77 | 0.99 | -0.22 |
| May | 0.30 | 0.30 | 0.00 |
| Jun | 0.06 | 0.05 | 0.01 |
| Jul | 0.03 | 0.07 | -0.04 |
| Aug | 0.01 | 0.04 | -0.03 |
| Sep | 0.13 | 0.12 | 0.01 |
| Oct | 0.57 | 0.55 | 0.02 |
| Nov | 0.95 | 0.87 | 0.08 |
| Dec | 1.78 | 1.76 | 0.02 |
11.45 | 11.68 | -0.23 |