| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.34 | 1.09 | 0.25 |
| Feb | 1.18 | 1.12 | 0.06 |
| Mar | 0.89 | 0.77 | 0.12 |
| Apr | 0.31 | 0.30 | 0.01 |
| May | 0.25 | 0.27 | -0.02 |
| Jun | 0.36 | 0.36 | 0.00 |
| Jul | 2.98 | 2.74 | 0.24 |
| Aug | 2.84 | 2.99 | -0.15 |
| Sep | 1.68 | 1.58 | 0.10 |
| Oct | 0.72 | 0.71 | 0.01 |
| Nov | 0.80 | 0.66 | 0.14 |
| Dec | 1.19 | 1.21 | -0.02 |
14.54 | 13.80 | 0.74 |