| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.79 | 0.79 | 0.00 |
| Feb | 0.92 | 0.88 | 0.04 |
| Mar | 1.38 | 1.46 | -0.08 |
| Apr | 2.00 | 1.86 | 0.14 |
| May | 3.04 | 2.97 | 0.07 |
| Jun | 3.31 | 3.32 | -0.01 |
| Jul | 2.04 | 2.02 | 0.02 |
| Aug | 2.66 | 2.62 | 0.04 |
| Sep | 2.70 | 2.78 | -0.08 |
| Oct | 1.71 | 1.73 | -0.02 |
| Nov | 1.03 | 1.11 | -0.08 |
| Dec | 0.92 | 0.99 | -0.07 |
22.50 | 22.53 | -0.03 |