| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.87 | 2.93 | -0.06 |
| Feb | 2.40 | 2.44 | -0.04 |
| Mar | 3.27 | 3.31 | -0.04 |
| Apr | 4.26 | 4.31 | -0.05 |
| May | 4.72 | 4.73 | -0.01 |
| Jun | 5.12 | 5.11 | 0.01 |
| Jul | 4.30 | 4.24 | 0.06 |
| Aug | 3.44 | 3.29 | 0.15 |
| Sep | 3.28 | 3.31 | -0.03 |
| Oct | 3.20 | 3.18 | 0.02 |
| Nov | 3.39 | 3.37 | 0.02 |
| Dec | 2.91 | 2.98 | -0.07 |
43.16 | 43.20 | -0.04 |