| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.38 | 3.64 | -0.26 |
| Feb | 3.26 | 3.42 | -0.16 |
| Mar | 3.55 | 3.74 | -0.19 |
| Apr | 3.12 | 3.28 | -0.16 |
| May | 3.84 | 3.89 | -0.05 |
| Jun | 4.74 | 5.11 | -0.37 |
| Jul | 5.91 | 6.00 | -0.09 |
| Aug | 6.45 | 6.91 | -0.46 |
| Sep | 6.30 | 7.06 | -0.76 |
| Oct | 4.12 | 4.32 | -0.20 |
| Nov | 3.29 | 3.36 | -0.07 |
| Dec | 3.55 | 3.65 | -0.10 |
51.51 | 54.38 | -2.87 |