| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.31 | 1.35 | -0.04 |
| Feb | 1.65 | 1.76 | -0.11 |
| Mar | 2.64 | 2.65 | -0.01 |
| Apr | 4.31 | 4.20 | 0.11 |
| May | 5.70 | 5.71 | -0.01 |
| Jun | 5.19 | 5.55 | -0.36 |
| Jul | 4.65 | 4.57 | 0.08 |
| Aug | 4.21 | 4.21 | 0.00 |
| Sep | 4.06 | 4.20 | -0.14 |
| Oct | 3.36 | 3.49 | -0.13 |
| Nov | 2.40 | 2.37 | 0.03 |
| Dec | 1.81 | 1.80 | 0.01 |
41.29 | 41.86 | -0.57 |