| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.68 | 0.03 |
| Feb | 0.83 | 0.83 | 0.00 |
| Mar | 1.67 | 1.67 | 0.00 |
| Apr | 3.28 | 3.20 | 0.08 |
| May | 4.20 | 4.23 | -0.03 |
| Jun | 4.88 | 4.94 | -0.06 |
| Jul | 3.46 | 3.42 | 0.04 |
| Aug | 3.85 | 3.67 | 0.18 |
| Sep | 3.02 | 3.18 | -0.16 |
| Oct | 2.28 | 2.25 | 0.03 |
| Nov | 1.40 | 1.44 | -0.04 |
| Dec | 0.94 | 0.96 | -0.02 |
30.52 | 30.47 | 0.05 |