| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.50 | 0.54 | -0.04 |
| Feb | 0.52 | 0.60 | -0.08 |
| Mar | 1.07 | 1.28 | -0.21 |
| Apr | 1.91 | 2.20 | -0.29 |
| May | 2.22 | 2.52 | -0.30 |
| Jun | 2.04 | 2.15 | -0.11 |
| Jul | 2.59 | 2.64 | -0.05 |
| Aug | 2.18 | 2.45 | -0.27 |
| Sep | 1.24 | 1.46 | -0.22 |
| Oct | 1.02 | 1.16 | -0.14 |
| Nov | 0.65 | 0.75 | -0.10 |
| Dec | 0.53 | 0.68 | -0.15 |
16.47 | 18.43 | -1.96 |