| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.74 | 0.57 | 0.17 |
| Feb | 0.81 | 0.55 | 0.26 |
| Mar | 1.63 | 1.30 | 0.33 |
| Apr | 2.44 | 2.14 | 0.30 |
| May | 2.52 | 2.45 | 0.07 |
| Jun | 2.04 | 1.63 | 0.41 |
| Jul | 3.02 | 2.70 | 0.32 |
| Aug | 2.69 | 2.96 | -0.27 |
| Sep | 1.54 | 1.64 | -0.10 |
| Oct | 1.18 | 0.86 | 0.32 |
| Nov | 0.92 | 0.79 | 0.13 |
| Dec | 0.73 | 0.54 | 0.19 |
20.26 | 18.13 | 2.13 |