| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.30 | 1.41 | -0.11 |
| Feb | 1.11 | 1.27 | -0.16 |
| Mar | 1.10 | 1.34 | -0.24 |
| Apr | 1.52 | 1.79 | -0.27 |
| May | 1.57 | 1.66 | -0.09 |
| Jun | 0.74 | 0.77 | -0.03 |
| Jul | 0.50 | 0.52 | -0.02 |
| Aug | 0.73 | 0.74 | -0.01 |
| Sep | 1.04 | 1.04 | 0.00 |
| Oct | 1.17 | 1.28 | -0.11 |
| Nov | 0.99 | 1.14 | -0.15 |
| Dec | 1.03 | 1.34 | -0.31 |
12.80 | 14.30 | -1.50 |