| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.97 | -0.17 |
| Feb | 0.75 | 1.01 | -0.26 |
| Mar | 0.97 | 1.19 | -0.22 |
| Apr | 1.24 | 1.43 | -0.19 |
| May | 1.28 | 1.36 | -0.08 |
| Jun | 0.68 | 0.71 | -0.03 |
| Jul | 0.91 | 1.08 | -0.17 |
| Aug | 1.18 | 1.24 | -0.06 |
| Sep | 1.47 | 1.56 | -0.09 |
| Oct | 1.45 | 1.59 | -0.14 |
| Nov | 0.91 | 1.06 | -0.15 |
| Dec | 0.76 | 0.90 | -0.14 |
12.40 | 14.10 | -1.70 |