| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 1.00 | -0.31 |
| Feb | 0.63 | 0.91 | -0.28 |
| Mar | 0.64 | 0.85 | -0.21 |
| Apr | 0.51 | 0.80 | -0.29 |
| May | 0.86 | 1.00 | -0.14 |
| Jun | 1.39 | 1.71 | -0.32 |
| Jul | 3.33 | 3.81 | -0.48 |
| Aug | 3.26 | 3.81 | -0.55 |
| Sep | 2.21 | 2.64 | -0.43 |
| Oct | 1.41 | 1.50 | -0.09 |
| Nov | 0.65 | 0.92 | -0.27 |
| Dec | 1.08 | 1.25 | -0.17 |
16.66 | 20.20 | -3.54 |