| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.21 | -0.12 |
| Feb | 2.06 | 2.16 | -0.10 |
| Mar | 3.08 | 3.10 | -0.02 |
| Apr | 4.68 | 4.78 | -0.10 |
| May | 5.03 | 5.05 | -0.02 |
| Jun | 4.31 | 4.46 | -0.15 |
| Jul | 4.28 | 4.25 | 0.03 |
| Aug | 3.87 | 3.93 | -0.06 |
| Sep | 4.06 | 4.13 | -0.07 |
| Oct | 3.63 | 3.60 | 0.03 |
| Nov | 3.05 | 3.10 | -0.05 |
| Dec | 2.16 | 2.26 | -0.10 |
42.30 | 43.03 | -0.73 |