| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.78 | 0.02 |
| Feb | 1.00 | 1.02 | -0.02 |
| Mar | 1.86 | 1.75 | 0.11 |
| Apr | 3.20 | 3.17 | 0.03 |
| May | 4.88 | 4.81 | 0.07 |
| Jun | 4.99 | 4.99 | 0.00 |
| Jul | 3.70 | 3.53 | 0.17 |
| Aug | 3.97 | 4.01 | -0.04 |
| Sep | 3.10 | 3.04 | 0.06 |
| Oct | 2.46 | 2.49 | -0.03 |
| Nov | 1.38 | 1.34 | 0.04 |
| Dec | 1.28 | 1.29 | -0.01 |
32.62 | 32.22 | 0.40 |