| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.38 | 4.73 | 0.65 |
| Feb | 4.18 | 4.09 | 0.09 |
| Mar | 5.56 | 5.22 | 0.34 |
| Apr | 5.91 | 5.45 | 0.46 |
| May | 5.65 | 5.28 | 0.37 |
| Jun | 5.53 | 6.39 | -0.86 |
| Jul | 5.84 | 6.82 | -0.98 |
| Aug | 5.80 | 6.62 | -0.82 |
| Sep | 5.94 | 6.78 | -0.84 |
| Oct | 5.48 | 5.34 | 0.14 |
| Nov | 5.33 | 4.35 | 0.98 |
| Dec | 5.31 | 5.60 | -0.29 |
65.91 | 66.67 | -0.76 |