| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.65 | -0.02 |
| Feb | 0.73 | 0.65 | 0.08 |
| Mar | 1.58 | 1.51 | 0.07 |
| Apr | 2.00 | 2.04 | -0.04 |
| May | 3.43 | 3.44 | -0.01 |
| Jun | 3.69 | 3.45 | 0.24 |
| Jul | 3.48 | 3.54 | -0.06 |
| Aug | 3.24 | 3.38 | -0.14 |
| Sep | 1.79 | 1.82 | -0.03 |
| Oct | 2.09 | 2.00 | 0.09 |
| Nov | 0.91 | 0.82 | 0.09 |
| Dec | 0.95 | 0.88 | 0.07 |
24.52 | 24.18 | 0.34 |