| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.40 | 0.35 | 0.05 |
| Feb | 0.35 | 0.36 | -0.01 |
| Mar | 0.80 | 0.78 | 0.02 |
| Apr | 1.46 | 1.50 | -0.04 |
| May | 2.04 | 1.91 | 0.13 |
| Jun | 1.78 | 1.79 | -0.01 |
| Jul | 3.22 | 3.12 | 0.10 |
| Aug | 2.69 | 3.21 | -0.52 |
| Sep | 1.22 | 1.19 | 0.03 |
| Oct | 0.75 | 0.80 | -0.05 |
| Nov | 0.44 | 0.45 | -0.01 |
| Dec | 0.32 | 0.30 | 0.02 |
15.47 | 15.76 | -0.29 |