| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.52 | 0.24 |
| Feb | 0.80 | 0.56 | 0.24 |
| Mar | 1.68 | 1.35 | 0.33 |
| Apr | 2.51 | 2.23 | 0.28 |
| May | 2.51 | 2.36 | 0.15 |
| Jun | 2.08 | 1.73 | 0.35 |
| Jul | 3.03 | 2.63 | 0.40 |
| Aug | 2.71 | 3.38 | -0.67 |
| Sep | 1.52 | 1.76 | -0.24 |
| Oct | 1.23 | 0.91 | 0.32 |
| Nov | 0.97 | 0.73 | 0.24 |
| Dec | 0.78 | 0.60 | 0.18 |
20.58 | 18.76 | 1.82 |