| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.12 | 5.18 | -0.06 |
| Feb | 3.80 | 4.05 | -0.25 |
| Mar | 4.07 | 4.23 | -0.16 |
| Apr | 4.53 | 4.64 | -0.11 |
| May | 5.08 | 5.86 | -0.78 |
| Jun | 7.11 | 7.66 | -0.55 |
| Jul | 7.54 | 8.21 | -0.67 |
| Aug | 7.31 | 8.15 | -0.84 |
| Sep | 5.73 | 6.03 | -0.30 |
| Oct | 4.17 | 4.47 | -0.30 |
| Nov | 3.69 | 3.71 | -0.02 |
| Dec | 4.59 | 4.29 | 0.30 |
62.74 | 66.48 | -3.74 |