| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.33 | 5.36 | -0.03 |
| Feb | 3.40 | 3.48 | -0.08 |
| Mar | 3.60 | 3.42 | 0.18 |
| Apr | 3.98 | 3.60 | 0.38 |
| May | 4.60 | 4.64 | -0.04 |
| Jun | 6.52 | 6.99 | -0.47 |
| Jul | 5.90 | 6.29 | -0.39 |
| Aug | 6.53 | 6.85 | -0.32 |
| Sep | 6.04 | 6.37 | -0.33 |
| Oct | 5.32 | 5.28 | 0.04 |
| Nov | 4.41 | 4.23 | 0.18 |
| Dec | 4.95 | 4.53 | 0.42 |
60.58 | 61.04 | -0.46 |