| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.73 | -0.02 |
| Feb | 1.05 | 1.01 | 0.04 |
| Mar | 1.92 | 1.89 | 0.03 |
| Apr | 3.11 | 3.16 | -0.05 |
| May | 4.76 | 4.82 | -0.06 |
| Jun | 4.61 | 4.56 | 0.05 |
| Jul | 4.32 | 4.50 | -0.18 |
| Aug | 3.59 | 3.63 | -0.04 |
| Sep | 3.15 | 3.31 | -0.16 |
| Oct | 2.45 | 2.48 | -0.03 |
| Nov | 1.55 | 1.54 | 0.01 |
| Dec | 1.12 | 1.17 | -0.05 |
32.34 | 32.80 | -0.46 |