| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.13 | -0.10 |
| Feb | 2.42 | 2.53 | -0.11 |
| Mar | 3.39 | 3.44 | -0.05 |
| Apr | 4.40 | 4.62 | -0.22 |
| May | 4.80 | 4.90 | -0.10 |
| Jun | 5.04 | 5.03 | 0.01 |
| Jul | 4.24 | 4.16 | 0.08 |
| Aug | 3.27 | 3.12 | 0.15 |
| Sep | 3.16 | 3.36 | -0.20 |
| Oct | 3.37 | 3.34 | 0.03 |
| Nov | 3.38 | 3.52 | -0.14 |
| Dec | 2.98 | 3.10 | -0.12 |
43.48 | 44.25 | -0.77 |