| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.38 | 1.52 | -0.14 |
| Feb | 1.62 | 1.70 | -0.08 |
| Mar | 2.81 | 2.85 | -0.04 |
| Apr | 4.52 | 4.53 | -0.01 |
| May | 6.36 | 6.51 | -0.15 |
| Jun | 5.65 | 5.79 | -0.14 |
| Jul | 4.31 | 4.41 | -0.10 |
| Aug | 4.10 | 3.80 | 0.30 |
| Sep | 4.43 | 4.25 | 0.18 |
| Oct | 3.57 | 3.65 | -0.08 |
| Nov | 2.59 | 2.57 | 0.02 |
| Dec | 1.92 | 1.97 | -0.05 |
43.26 | 43.55 | -0.29 |