| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.22 | 3.79 | -0.57 |
| Feb | 2.57 | 3.21 | -0.64 |
| Mar | 3.63 | 4.30 | -0.67 |
| Apr | 3.44 | 3.86 | -0.42 |
| May | 4.34 | 5.19 | -0.85 |
| Jun | 4.48 | 5.33 | -0.85 |
| Jul | 3.80 | 4.59 | -0.79 |
| Aug | 3.91 | 4.45 | -0.54 |
| Sep | 4.71 | 5.64 | -0.93 |
| Oct | 3.51 | 4.31 | -0.80 |
| Nov | 3.29 | 3.93 | -0.64 |
| Dec | 3.44 | 4.26 | -0.82 |
44.34 | 52.86 | -8.52 |