| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.99 | 4.73 | 0.26 |
| Feb | 4.02 | 3.73 | 0.29 |
| Mar | 3.81 | 3.29 | 0.52 |
| Apr | 3.71 | 3.28 | 0.43 |
| May | 3.42 | 3.08 | 0.34 |
| Jun | 1.86 | 1.70 | 0.16 |
| Jul | 0.88 | 0.82 | 0.06 |
| Aug | 1.04 | 1.04 | 0.00 |
| Sep | 1.81 | 1.79 | 0.02 |
| Oct | 3.08 | 2.69 | 0.39 |
| Nov | 3.37 | 3.02 | 0.35 |
| Dec | 4.80 | 4.06 | 0.74 |
36.79 | 33.23 | 3.56 |