| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.42 | 2.80 | -0.38 |
| Feb | 2.12 | 2.18 | -0.06 |
| Mar | 2.72 | 2.86 | -0.14 |
| Apr | 3.51 | 3.85 | -0.34 |
| May | 3.82 | 4.19 | -0.37 |
| Jun | 4.00 | 4.57 | -0.57 |
| Jul | 3.90 | 4.40 | -0.50 |
| Aug | 3.32 | 3.65 | -0.33 |
| Sep | 3.03 | 3.31 | -0.28 |
| Oct | 2.72 | 2.82 | -0.10 |
| Nov | 2.73 | 2.88 | -0.15 |
| Dec | 2.48 | 2.72 | -0.24 |
36.77 | 40.23 | -3.46 |