| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.01 | 1.21 | -0.20 |
| Feb | 0.99 | 1.17 | -0.18 |
| Mar | 1.08 | 1.19 | -0.11 |
| Apr | 1.05 | 1.18 | -0.13 |
| May | 1.19 | 1.40 | -0.21 |
| Jun | 0.58 | 0.61 | -0.03 |
| Jul | 1.02 | 1.09 | -0.07 |
| Aug | 1.16 | 1.27 | -0.11 |
| Sep | 1.41 | 1.64 | -0.23 |
| Oct | 1.27 | 1.50 | -0.23 |
| Nov | 0.91 | 1.09 | -0.18 |
| Dec | 1.06 | 1.24 | -0.18 |
12.73 | 14.59 | -1.86 |