| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.30 | 3.45 | -0.15 |
| Feb | 3.09 | 3.19 | -0.10 |
| Mar | 3.36 | 3.46 | -0.10 |
| Apr | 3.26 | 3.22 | 0.04 |
| May | 3.18 | 3.07 | 0.11 |
| Jun | 5.38 | 5.34 | 0.04 |
| Jul | 5.87 | 5.98 | -0.11 |
| Aug | 6.41 | 6.62 | -0.21 |
| Sep | 5.39 | 5.66 | -0.27 |
| Oct | 4.47 | 4.48 | -0.01 |
| Nov | 2.85 | 2.86 | -0.01 |
| Dec | 3.23 | 3.58 | -0.35 |
49.79 | 50.91 | -1.12 |