| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.96 | 4.97 | -0.01 |
| Feb | 5.01 | 5.43 | -0.42 |
| Mar | 5.02 | 5.23 | -0.21 |
| Apr | 4.90 | 4.86 | 0.04 |
| May | 3.86 | 4.44 | -0.58 |
| Jun | 6.09 | 6.73 | -0.64 |
| Jul | 7.05 | 7.34 | -0.29 |
| Aug | 6.45 | 7.05 | -0.60 |
| Sep | 5.42 | 6.07 | -0.65 |
| Oct | 3.59 | 3.58 | 0.01 |
| Nov | 4.12 | 4.23 | -0.11 |
| Dec | 5.13 | 5.13 | 0.00 |
61.60 | 65.06 | -3.46 |