| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.79 | 2.48 | -0.69 |
| Feb | 1.46 | 2.02 | -0.56 |
| Mar | 1.46 | 1.79 | -0.33 |
| Apr | 1.79 | 2.31 | -0.52 |
| May | 2.24 | 2.93 | -0.69 |
| Jun | 1.70 | 1.89 | -0.19 |
| Jul | 0.93 | 1.04 | -0.11 |
| Aug | 1.14 | 1.26 | -0.12 |
| Sep | 1.41 | 1.62 | -0.21 |
| Oct | 1.64 | 2.00 | -0.36 |
| Nov | 1.57 | 2.16 | -0.59 |
| Dec | 1.73 | 2.27 | -0.54 |
18.86 | 23.77 | -4.91 |