| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.34 | 5.41 | -0.07 |
| Feb | 3.43 | 3.58 | -0.15 |
| Mar | 3.65 | 3.51 | 0.14 |
| Apr | 4.01 | 3.78 | 0.23 |
| May | 4.66 | 4.76 | -0.10 |
| Jun | 6.48 | 6.82 | -0.34 |
| Jul | 5.83 | 6.27 | -0.44 |
| Aug | 6.46 | 6.66 | -0.20 |
| Sep | 6.04 | 6.54 | -0.50 |
| Oct | 5.34 | 5.37 | -0.03 |
| Nov | 4.44 | 4.32 | 0.12 |
| Dec | 4.95 | 4.70 | 0.25 |
60.63 | 61.72 | -1.09 |