| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.50 | 0.41 | 0.09 |
| Feb | 0.73 | 0.58 | 0.15 |
| Mar | 1.06 | 0.98 | 0.08 |
| Apr | 1.90 | 1.87 | 0.03 |
| May | 3.01 | 2.80 | 0.21 |
| Jun | 2.37 | 2.26 | 0.11 |
| Jul | 1.48 | 1.40 | 0.08 |
| Aug | 1.17 | 1.07 | 0.10 |
| Sep | 1.18 | 1.06 | 0.12 |
| Oct | 1.51 | 1.42 | 0.09 |
| Nov | 0.70 | 0.52 | 0.18 |
| Dec | 0.59 | 0.47 | 0.12 |
16.20 | 14.84 | 1.36 |