| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.73 | 1.38 | 0.35 |
| Feb | 1.75 | 1.47 | 0.28 |
| Mar | 1.95 | 1.64 | 0.31 |
| Apr | 2.36 | 2.13 | 0.23 |
| May | 1.87 | 1.77 | 0.10 |
| Jun | 1.18 | 1.18 | 0.00 |
| Jul | 1.70 | 1.52 | 0.18 |
| Aug | 1.67 | 1.59 | 0.08 |
| Sep | 1.55 | 1.47 | 0.08 |
| Oct | 1.59 | 1.44 | 0.15 |
| Nov | 1.62 | 1.34 | 0.28 |
| Dec | 1.60 | 1.38 | 0.22 |
20.57 | 18.31 | 2.26 |