| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.02 | 2.13 | -0.11 |
| Feb | 1.86 | 2.03 | -0.17 |
| Mar | 2.58 | 2.69 | -0.11 |
| Apr | 2.45 | 2.46 | -0.01 |
| May | 4.56 | 4.87 | -0.31 |
| Jun | 3.45 | 3.58 | -0.13 |
| Jul | 2.22 | 2.60 | -0.38 |
| Aug | 2.38 | 2.53 | -0.15 |
| Sep | 3.61 | 3.93 | -0.32 |
| Oct | 3.50 | 3.82 | -0.32 |
| Nov | 2.41 | 2.76 | -0.35 |
| Dec | 1.90 | 2.30 | -0.40 |
32.94 | 35.70 | -2.76 |