| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.47 | 1.47 | 0.00 |
| Feb | 1.26 | 1.12 | 0.14 |
| Mar | 1.25 | 1.37 | -0.12 |
| Apr | 1.27 | 1.33 | -0.06 |
| May | 1.97 | 1.96 | 0.01 |
| Jun | 1.72 | 1.94 | -0.22 |
| Jul | 0.85 | 0.98 | -0.13 |
| Aug | 0.57 | 0.53 | 0.04 |
| Sep | 0.69 | 0.78 | -0.09 |
| Oct | 1.12 | 1.16 | -0.04 |
| Nov | 1.60 | 1.58 | 0.02 |
| Dec | 1.98 | 1.73 | 0.25 |
15.75 | 15.95 | -0.20 |