| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.72 | 3.75 | -0.03 |
| Feb | 4.16 | 4.10 | 0.06 |
| Mar | 5.05 | 5.05 | 0.00 |
| Apr | 5.64 | 5.43 | 0.21 |
| May | 5.38 | 5.78 | -0.40 |
| Jun | 3.46 | 3.51 | -0.05 |
| Jul | 3.55 | 3.63 | -0.08 |
| Aug | 3.60 | 3.42 | 0.18 |
| Sep | 3.34 | 3.44 | -0.10 |
| Oct | 4.26 | 3.94 | 0.32 |
| Nov | 4.67 | 5.30 | -0.63 |
| Dec | 5.12 | 5.21 | -0.09 |
51.95 | 52.56 | -0.61 |