| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.63 | 3.54 | 0.09 |
| Feb | 2.60 | 2.56 | 0.04 |
| Mar | 3.06 | 3.18 | -0.12 |
| Apr | 2.20 | 2.15 | 0.05 |
| May | 1.69 | 1.69 | 0.00 |
| Jun | 1.40 | 1.55 | -0.15 |
| Jul | 0.72 | 0.72 | 0.00 |
| Aug | 0.83 | 0.82 | 0.01 |
| Sep | 1.33 | 1.35 | -0.02 |
| Oct | 2.82 | 2.46 | 0.36 |
| Nov | 4.30 | 4.14 | 0.16 |
| Dec | 3.94 | 4.18 | -0.24 |
28.52 | 28.34 | 0.18 |