| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.86 | 2.83 | -0.97 |
| Feb | 1.43 | 2.03 | -0.60 |
| Mar | 1.81 | 1.99 | -0.18 |
| Apr | 1.40 | 1.56 | -0.16 |
| May | 1.11 | 1.35 | -0.24 |
| Jun | 0.95 | 1.19 | -0.24 |
| Jul | 0.51 | 0.59 | -0.08 |
| Aug | 0.54 | 0.64 | -0.10 |
| Sep | 0.97 | 1.00 | -0.03 |
| Oct | 1.90 | 1.91 | -0.01 |
| Nov | 3.01 | 3.34 | -0.33 |
| Dec | 2.48 | 3.07 | -0.59 |
17.97 | 21.50 | -3.53 |