| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.48 | -0.05 |
| Feb | 0.51 | 0.56 | -0.05 |
| Mar | 1.01 | 1.26 | -0.25 |
| Apr | 1.80 | 2.04 | -0.24 |
| May | 2.34 | 2.47 | -0.13 |
| Jun | 1.50 | 1.53 | -0.03 |
| Jul | 1.77 | 1.73 | 0.04 |
| Aug | 1.47 | 1.53 | -0.06 |
| Sep | 1.20 | 1.18 | 0.02 |
| Oct | 0.93 | 1.11 | -0.18 |
| Nov | 0.66 | 0.80 | -0.14 |
| Dec | 0.46 | 0.52 | -0.06 |
14.08 | 15.21 | -1.13 |