| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.56 | 0.20 |
| Feb | 0.61 | 0.51 | 0.10 |
| Mar | 0.86 | 0.76 | 0.10 |
| Apr | 0.86 | 0.86 | 0.00 |
| May | 1.33 | 1.34 | -0.01 |
| Jun | 1.55 | 1.74 | -0.19 |
| Jul | 3.53 | 3.22 | 0.31 |
| Aug | 3.16 | 3.27 | -0.11 |
| Sep | 2.49 | 2.27 | 0.22 |
| Oct | 1.49 | 1.48 | 0.01 |
| Nov | 0.83 | 0.82 | 0.01 |
| Dec | 0.85 | 0.78 | 0.07 |
18.32 | 17.61 | 0.71 |