| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.86 | 2.92 | -0.06 |
| Feb | 2.43 | 2.54 | -0.11 |
| Mar | 2.83 | 2.85 | -0.02 |
| Apr | 3.28 | 3.43 | -0.15 |
| May | 4.03 | 3.92 | 0.11 |
| Jun | 4.48 | 4.50 | -0.02 |
| Jul | 4.88 | 4.70 | 0.18 |
| Aug | 4.26 | 4.31 | -0.05 |
| Sep | 3.77 | 3.66 | 0.11 |
| Oct | 4.43 | 4.53 | -0.10 |
| Nov | 3.28 | 3.32 | -0.04 |
| Dec | 3.44 | 3.66 | -0.22 |
43.97 | 44.34 | -0.37 |