| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.30 | 1.88 | -0.58 |
| Feb | 1.40 | 2.06 | -0.66 |
| Mar | 1.64 | 2.49 | -0.85 |
| Apr | 2.04 | 3.00 | -0.96 |
| May | 1.74 | 2.34 | -0.60 |
| Jun | 1.12 | 1.18 | -0.06 |
| Jul | 2.14 | 2.36 | -0.22 |
| Aug | 2.12 | 2.35 | -0.23 |
| Sep | 1.42 | 1.45 | -0.03 |
| Oct | 1.31 | 1.75 | -0.44 |
| Nov | 1.25 | 1.76 | -0.51 |
| Dec | 1.22 | 1.70 | -0.48 |
18.70 | 24.32 | -5.62 |