| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.33 | 4.53 | -0.20 |
| Feb | 2.87 | 3.14 | -0.27 |
| Mar | 3.29 | 3.41 | -0.12 |
| Apr | 3.78 | 4.26 | -0.48 |
| May | 4.98 | 5.21 | -0.23 |
| Jun | 5.45 | 5.83 | -0.38 |
| Jul | 4.33 | 4.51 | -0.18 |
| Aug | 5.29 | 5.88 | -0.59 |
| Sep | 5.79 | 6.21 | -0.42 |
| Oct | 5.13 | 5.63 | -0.50 |
| Nov | 4.18 | 4.75 | -0.57 |
| Dec | 4.31 | 4.52 | -0.21 |
53.73 | 57.88 | -4.15 |