| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.82 | 0.82 | 0.00 |
| Feb | 1.37 | 1.35 | 0.02 |
| Mar | 2.37 | 2.35 | 0.02 |
| Apr | 3.38 | 3.53 | -0.15 |
| May | 5.15 | 5.17 | -0.02 |
| Jun | 4.61 | 4.75 | -0.14 |
| Jul | 4.25 | 4.44 | -0.19 |
| Aug | 3.90 | 3.93 | -0.03 |
| Sep | 3.46 | 3.48 | -0.02 |
| Oct | 2.80 | 2.91 | -0.11 |
| Nov | 1.87 | 1.92 | -0.05 |
| Dec | 1.39 | 1.48 | -0.09 |
35.37 | 36.13 | -0.76 |