| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.45 | 2.47 | -0.02 |
| Feb | 2.03 | 2.14 | -0.11 |
| Mar | 2.35 | 2.40 | -0.05 |
| Apr | 3.59 | 3.55 | 0.04 |
| May | 4.31 | 4.23 | 0.08 |
| Jun | 3.92 | 3.92 | 0.00 |
| Jul | 3.72 | 3.73 | -0.01 |
| Aug | 3.61 | 3.89 | -0.28 |
| Sep | 3.20 | 3.08 | 0.12 |
| Oct | 2.99 | 2.93 | 0.06 |
| Nov | 3.01 | 2.95 | 0.06 |
| Dec | 2.36 | 2.40 | -0.04 |
37.54 | 37.69 | -0.15 |