| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.16 | 1.10 | 0.06 |
| Feb | 1.06 | 1.01 | 0.05 |
| Mar | 1.88 | 1.71 | 0.17 |
| Apr | 3.73 | 3.70 | 0.03 |
| May | 4.64 | 4.61 | 0.03 |
| Jun | 5.35 | 5.19 | 0.16 |
| Jul | 4.49 | 4.46 | 0.03 |
| Aug | 4.21 | 4.36 | -0.15 |
| Sep | 3.84 | 3.96 | -0.12 |
| Oct | 2.71 | 2.76 | -0.05 |
| Nov | 1.97 | 1.84 | 0.13 |
| Dec | 1.36 | 1.42 | -0.06 |
36.40 | 36.12 | 0.28 |