| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.76 | -0.09 |
| Feb | 0.72 | 0.82 | -0.10 |
| Mar | 1.43 | 1.48 | -0.05 |
| Apr | 2.68 | 2.73 | -0.05 |
| May | 3.36 | 3.36 | 0.00 |
| Jun | 4.10 | 4.10 | 0.00 |
| Jul | 3.37 | 3.30 | 0.07 |
| Aug | 3.50 | 3.36 | 0.14 |
| Sep | 2.81 | 2.78 | 0.03 |
| Oct | 2.26 | 2.27 | -0.01 |
| Nov | 1.15 | 1.24 | -0.09 |
| Dec | 0.84 | 0.97 | -0.13 |
26.89 | 27.17 | -0.28 |