| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.58 | 0.39 | 0.19 |
| Feb | 0.48 | 0.33 | 0.15 |
| Mar | 0.48 | 0.46 | 0.02 |
| Apr | 1.02 | 1.07 | -0.05 |
| May | 1.70 | 1.78 | -0.08 |
| Jun | 2.71 | 2.81 | -0.10 |
| Jul | 1.18 | 1.23 | -0.05 |
| Aug | 1.00 | 1.08 | -0.08 |
| Sep | 1.00 | 1.07 | -0.07 |
| Oct | 0.80 | 0.72 | 0.08 |
| Nov | 0.67 | 0.53 | 0.14 |
| Dec | 0.54 | 0.37 | 0.17 |
12.16 | 11.84 | 0.32 |