| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.54 | 2.54 | 0.00 |
| Feb | 2.30 | 2.31 | -0.01 |
| Mar | 3.48 | 3.59 | -0.11 |
| Apr | 4.65 | 4.70 | -0.05 |
| May | 4.75 | 5.17 | -0.42 |
| Jun | 4.23 | 4.26 | -0.03 |
| Jul | 4.00 | 4.18 | -0.18 |
| Aug | 3.73 | 3.63 | 0.10 |
| Sep | 3.58 | 3.69 | -0.11 |
| Oct | 3.11 | 3.24 | -0.13 |
| Nov | 3.37 | 3.52 | -0.15 |
| Dec | 2.58 | 2.66 | -0.08 |
42.32 | 43.49 | -1.17 |