| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.46 | -0.02 |
| Feb | 0.52 | 0.54 | -0.02 |
| Mar | 1.18 | 1.26 | -0.08 |
| Apr | 2.06 | 2.03 | 0.03 |
| May | 2.54 | 2.69 | -0.15 |
| Jun | 1.75 | 1.63 | 0.12 |
| Jul | 1.54 | 1.54 | 0.00 |
| Aug | 1.39 | 1.33 | 0.06 |
| Sep | 1.33 | 1.36 | -0.03 |
| Oct | 1.13 | 1.20 | -0.07 |
| Nov | 0.74 | 0.71 | 0.03 |
| Dec | 0.47 | 0.53 | -0.06 |
15.09 | 15.28 | -0.19 |