| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.78 | 1.95 | -0.17 |
| Feb | 1.73 | 1.95 | -0.22 |
| Mar | 2.24 | 2.26 | -0.02 |
| Apr | 3.80 | 3.80 | 0.00 |
| May | 4.10 | 4.21 | -0.11 |
| Jun | 4.23 | 4.24 | -0.01 |
| Jul | 3.37 | 3.51 | -0.14 |
| Aug | 3.62 | 3.48 | 0.14 |
| Sep | 3.40 | 3.49 | -0.09 |
| Oct | 3.22 | 3.21 | 0.01 |
| Nov | 2.40 | 2.40 | 0.00 |
| Dec | 1.87 | 2.13 | -0.26 |
35.76 | 36.63 | -0.87 |