| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.51 | 0.49 | 0.02 |
| Feb | 0.58 | 0.56 | 0.02 |
| Mar | 1.21 | 1.37 | -0.16 |
| Apr | 2.09 | 2.02 | 0.07 |
| May | 2.51 | 2.26 | 0.25 |
| Jun | 1.62 | 1.42 | 0.20 |
| Jul | 1.53 | 1.42 | 0.11 |
| Aug | 1.49 | 1.33 | 0.16 |
| Sep | 1.27 | 1.47 | -0.20 |
| Oct | 1.08 | 1.08 | 0.00 |
| Nov | 0.74 | 0.80 | -0.06 |
| Dec | 0.51 | 0.52 | -0.01 |
15.14 | 14.74 | 0.40 |