| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.18 | 5.09 | 0.09 |
| Feb | 4.92 | 4.90 | 0.02 |
| Mar | 5.28 | 5.19 | 0.09 |
| Apr | 4.56 | 4.42 | 0.14 |
| May | 4.10 | 4.02 | 0.08 |
| Jun | 4.36 | 4.26 | 0.10 |
| Jul | 4.65 | 4.62 | 0.03 |
| Aug | 4.64 | 4.43 | 0.21 |
| Sep | 4.17 | 4.09 | 0.08 |
| Oct | 3.75 | 3.75 | 0.00 |
| Nov | 4.39 | 4.35 | 0.04 |
| Dec | 5.15 | 5.05 | 0.10 |
55.15 | 54.17 | 0.98 |