| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.32 | 0.27 | 0.05 |
| Feb | 0.36 | 0.36 | 0.00 |
| Mar | 0.80 | 0.77 | 0.03 |
| Apr | 1.45 | 1.45 | 0.00 |
| May | 2.27 | 2.17 | 0.10 |
| Jun | 2.22 | 2.15 | 0.07 |
| Jul | 2.72 | 2.51 | 0.21 |
| Aug | 2.43 | 2.69 | -0.26 |
| Sep | 1.01 | 0.99 | 0.02 |
| Oct | 0.90 | 0.96 | -0.06 |
| Nov | 0.42 | 0.39 | 0.03 |
| Dec | 0.28 | 0.28 | 0.00 |
15.18 | 14.99 | 0.19 |