| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.35 | 3.34 | 0.01 |
| Feb | 3.22 | 3.42 | -0.20 |
| Mar | 3.47 | 3.50 | -0.03 |
| Apr | 3.30 | 3.21 | 0.09 |
| May | 3.39 | 3.55 | -0.16 |
| Jun | 5.64 | 5.66 | -0.02 |
| Jul | 5.67 | 6.12 | -0.45 |
| Aug | 6.21 | 6.34 | -0.13 |
| Sep | 5.12 | 5.35 | -0.23 |
| Oct | 4.24 | 4.12 | 0.12 |
| Nov | 2.87 | 2.79 | 0.08 |
| Dec | 3.42 | 3.69 | -0.27 |
49.90 | 51.09 | -1.19 |