| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.78 | 1.95 | -0.17 |
| Feb | 1.73 | 1.97 | -0.24 |
| Mar | 2.24 | 2.25 | -0.01 |
| Apr | 3.80 | 3.81 | -0.01 |
| May | 4.10 | 4.16 | -0.06 |
| Jun | 4.23 | 4.18 | 0.05 |
| Jul | 3.37 | 3.43 | -0.06 |
| Aug | 3.62 | 3.45 | 0.17 |
| Sep | 3.40 | 3.44 | -0.04 |
| Oct | 3.22 | 3.23 | -0.01 |
| Nov | 2.40 | 2.40 | 0.00 |
| Dec | 1.87 | 2.13 | -0.26 |
35.76 | 36.40 | -0.64 |