| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.01 | 5.59 | 0.42 |
| Feb | 5.42 | 5.28 | 0.14 |
| Mar | 5.73 | 5.60 | 0.13 |
| Apr | 5.10 | 4.70 | 0.40 |
| May | 4.71 | 4.51 | 0.20 |
| Jun | 5.40 | 5.28 | 0.12 |
| Jul | 5.08 | 5.03 | 0.05 |
| Aug | 6.08 | 5.94 | 0.14 |
| Sep | 4.70 | 4.52 | 0.18 |
| Oct | 4.79 | 4.64 | 0.15 |
| Nov | 5.08 | 4.99 | 0.09 |
| Dec | 6.17 | 5.88 | 0.29 |
64.27 | 61.96 | 2.31 |