| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.21 | 1.22 | -0.01 |
| Feb | 1.12 | 1.14 | -0.02 |
| Mar | 1.93 | 1.93 | 0.00 |
| Apr | 3.59 | 3.81 | -0.22 |
| May | 4.46 | 4.64 | -0.18 |
| Jun | 5.10 | 5.19 | -0.09 |
| Jul | 4.38 | 4.42 | -0.04 |
| Aug | 4.38 | 4.54 | -0.16 |
| Sep | 3.90 | 3.99 | -0.09 |
| Oct | 2.67 | 2.82 | -0.15 |
| Nov | 2.05 | 2.01 | 0.04 |
| Dec | 1.54 | 1.51 | 0.03 |
36.33 | 37.22 | -0.89 |