| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.64 | -0.02 |
| Feb | 0.75 | 0.84 | -0.09 |
| Mar | 1.54 | 1.64 | -0.10 |
| Apr | 2.30 | 2.55 | -0.25 |
| May | 2.53 | 2.53 | 0.00 |
| Jun | 1.75 | 1.72 | 0.03 |
| Jul | 1.99 | 1.87 | 0.12 |
| Aug | 1.88 | 1.68 | 0.20 |
| Sep | 1.32 | 1.38 | -0.06 |
| Oct | 1.14 | 1.30 | -0.16 |
| Nov | 0.89 | 1.02 | -0.13 |
| Dec | 0.62 | 0.73 | -0.11 |
17.33 | 17.90 | -0.57 |