| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.35 | 1.42 | -0.07 |
| Feb | 1.34 | 1.48 | -0.14 |
| Mar | 2.12 | 2.03 | 0.09 |
| Apr | 3.59 | 3.74 | -0.15 |
| May | 4.15 | 4.19 | -0.04 |
| Jun | 5.29 | 5.24 | 0.05 |
| Jul | 4.26 | 4.26 | 0.00 |
| Aug | 4.00 | 4.03 | -0.03 |
| Sep | 3.51 | 3.43 | 0.08 |
| Oct | 2.88 | 2.84 | 0.04 |
| Nov | 2.18 | 2.15 | 0.03 |
| Dec | 1.57 | 1.66 | -0.09 |
36.24 | 36.47 | -0.23 |