| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.65 | 0.46 | 0.19 |
| Feb | 0.68 | 0.52 | 0.16 |
| Mar | 1.39 | 1.10 | 0.29 |
| Apr | 2.18 | 1.83 | 0.35 |
| May | 2.40 | 2.34 | 0.06 |
| Jun | 1.97 | 1.76 | 0.21 |
| Jul | 3.08 | 2.84 | 0.24 |
| Aug | 2.70 | 3.00 | -0.30 |
| Sep | 1.50 | 1.61 | -0.11 |
| Oct | 1.05 | 0.80 | 0.25 |
| Nov | 0.77 | 0.65 | 0.12 |
| Dec | 0.60 | 0.45 | 0.15 |
18.97 | 17.36 | 1.61 |