| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.04 | 4.98 | 0.06 |
| Feb | 4.55 | 4.59 | -0.04 |
| Mar | 4.89 | 4.92 | -0.03 |
| Apr | 4.35 | 4.33 | 0.02 |
| May | 3.99 | 3.93 | 0.06 |
| Jun | 4.80 | 4.41 | 0.39 |
| Jul | 4.68 | 4.26 | 0.42 |
| Aug | 5.27 | 5.51 | -0.24 |
| Sep | 4.30 | 4.28 | 0.02 |
| Oct | 3.93 | 4.01 | -0.08 |
| Nov | 4.10 | 4.19 | -0.09 |
| Dec | 5.23 | 5.41 | -0.18 |
55.13 | 54.82 | 0.31 |