| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.74 | 7.81 | -0.07 |
| Feb | 6.86 | 6.97 | -0.11 |
| Mar | 6.65 | 6.19 | 0.46 |
| Apr | 3.24 | 3.58 | -0.34 |
| May | 1.28 | 1.77 | -0.49 |
| Jun | 0.39 | 0.55 | -0.16 |
| Jul | 0.06 | 0.07 | -0.01 |
| Aug | 0.09 | 0.07 | 0.02 |
| Sep | 0.32 | 0.32 | 0.00 |
| Oct | 2.18 | 2.32 | -0.14 |
| Nov | 4.80 | 4.98 | -0.18 |
| Dec | 8.70 | 9.11 | -0.41 |
42.31 | 43.74 | -1.43 |