| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.46 | 1.32 | 0.14 |
| Feb | 1.46 | 1.29 | 0.17 |
| Mar | 1.32 | 1.20 | 0.12 |
| Apr | 1.96 | 1.67 | 0.29 |
| May | 1.91 | 1.77 | 0.14 |
| Jun | 1.20 | 1.15 | 0.05 |
| Jul | 1.45 | 1.32 | 0.13 |
| Aug | 1.58 | 1.55 | 0.03 |
| Sep | 1.38 | 1.26 | 0.12 |
| Oct | 1.31 | 1.22 | 0.09 |
| Nov | 1.19 | 1.13 | 0.06 |
| Dec | 1.38 | 1.24 | 0.14 |
17.60 | 16.12 | 1.48 |