| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.42 | -0.14 |
| Feb | 3.06 | 3.13 | -0.07 |
| Mar | 3.34 | 3.42 | -0.08 |
| Apr | 3.24 | 3.15 | 0.09 |
| May | 3.14 | 2.92 | 0.22 |
| Jun | 5.38 | 5.19 | 0.19 |
| Jul | 5.80 | 5.74 | 0.06 |
| Aug | 6.36 | 6.49 | -0.13 |
| Sep | 5.35 | 5.46 | -0.11 |
| Oct | 4.42 | 4.45 | -0.03 |
| Nov | 2.83 | 2.84 | -0.01 |
| Dec | 3.18 | 3.52 | -0.34 |
49.38 | 49.73 | -0.35 |