| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.05 | 2.11 | -0.06 |
| Feb | 2.16 | 2.18 | -0.02 |
| Mar | 3.16 | 3.28 | -0.12 |
| Apr | 4.76 | 4.86 | -0.10 |
| May | 5.59 | 5.67 | -0.08 |
| Jun | 4.57 | 4.51 | 0.06 |
| Jul | 4.20 | 4.24 | -0.04 |
| Aug | 3.84 | 3.86 | -0.02 |
| Sep | 4.12 | 4.22 | -0.10 |
| Oct | 3.50 | 3.62 | -0.12 |
| Nov | 3.39 | 3.31 | 0.08 |
| Dec | 2.38 | 2.52 | -0.14 |
43.72 | 44.38 | -0.66 |