| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.93 | 0.83 | 0.10 |
| Feb | 0.88 | 0.78 | 0.10 |
| Mar | 0.78 | 0.67 | 0.11 |
| Apr | 0.57 | 0.57 | 0.00 |
| May | 0.79 | 0.65 | 0.14 |
| Jun | 1.03 | 1.34 | -0.31 |
| Jul | 3.05 | 3.31 | -0.26 |
| Aug | 2.89 | 2.66 | 0.23 |
| Sep | 2.08 | 2.25 | -0.17 |
| Oct | 1.53 | 1.83 | -0.30 |
| Nov | 0.86 | 0.90 | -0.04 |
| Dec | 1.23 | 1.16 | 0.07 |
16.62 | 16.95 | -0.33 |