| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.90 | 6.12 | -0.22 |
| Feb | 4.34 | 4.33 | 0.01 |
| Mar | 4.65 | 4.78 | -0.13 |
| Apr | 3.56 | 3.46 | 0.10 |
| May | 2.61 | 2.64 | -0.03 |
| Jun | 1.69 | 1.65 | 0.04 |
| Jul | 0.44 | 0.44 | 0.00 |
| Aug | 0.54 | 0.48 | 0.06 |
| Sep | 1.52 | 1.59 | -0.07 |
| Oct | 3.90 | 3.98 | -0.08 |
| Nov | 6.12 | 6.27 | -0.15 |
| Dec | 7.04 | 7.06 | -0.02 |
42.31 | 42.80 | -0.49 |