| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.35 | 3.51 | -0.16 |
| Feb | 3.17 | 3.32 | -0.15 |
| Mar | 3.43 | 3.52 | -0.09 |
| Apr | 3.26 | 3.22 | 0.04 |
| May | 3.29 | 3.58 | -0.29 |
| Jun | 5.63 | 5.74 | -0.11 |
| Jul | 5.75 | 6.28 | -0.53 |
| Aug | 6.26 | 6.47 | -0.21 |
| Sep | 5.04 | 5.41 | -0.37 |
| Oct | 4.19 | 4.19 | 0.00 |
| Nov | 2.84 | 2.83 | 0.01 |
| Dec | 3.36 | 3.60 | -0.24 |
49.57 | 51.67 | -2.10 |