| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.58 | 0.68 | -0.10 |
| Feb | 0.72 | 0.92 | -0.20 |
| Mar | 1.52 | 1.74 | -0.22 |
| Apr | 2.34 | 3.14 | -0.80 |
| May | 2.48 | 2.64 | -0.16 |
| Jun | 1.76 | 2.23 | -0.47 |
| Jul | 1.85 | 1.87 | -0.02 |
| Aug | 1.83 | 1.90 | -0.07 |
| Sep | 1.39 | 1.65 | -0.26 |
| Oct | 1.19 | 1.39 | -0.20 |
| Nov | 0.84 | 1.02 | -0.18 |
| Dec | 0.58 | 0.82 | -0.24 |
17.08 | 20.00 | -2.92 |