| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.23 | 1.12 | 0.11 |
| Feb | 1.03 | 0.99 | 0.04 |
| Mar | 1.33 | 1.09 | 0.24 |
| Apr | 1.88 | 1.86 | 0.02 |
| May | 2.01 | 1.83 | 0.18 |
| Jun | 1.35 | 1.35 | 0.00 |
| Jul | 1.30 | 1.27 | 0.03 |
| Aug | 1.14 | 1.08 | 0.06 |
| Sep | 1.26 | 1.23 | 0.03 |
| Oct | 1.13 | 1.07 | 0.06 |
| Nov | 1.16 | 1.14 | 0.02 |
| Dec | 1.10 | 1.23 | -0.13 |
15.92 | 15.26 | 0.66 |