| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.67 | 5.71 | -0.04 |
| Feb | 4.55 | 4.41 | 0.14 |
| Mar | 5.37 | 5.51 | -0.14 |
| Apr | 5.53 | 5.74 | -0.21 |
| May | 5.30 | 5.46 | -0.16 |
| Jun | 6.53 | 6.90 | -0.37 |
| Jul | 7.42 | 7.73 | -0.31 |
| Aug | 6.43 | 6.60 | -0.17 |
| Sep | 5.20 | 5.78 | -0.58 |
| Oct | 3.61 | 3.73 | -0.12 |
| Nov | 4.03 | 4.21 | -0.18 |
| Dec | 5.05 | 5.04 | 0.01 |
64.69 | 66.82 | -2.13 |