| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.78 | -0.02 |
| Feb | 1.04 | 1.10 | -0.06 |
| Mar | 1.99 | 2.06 | -0.07 |
| Apr | 3.10 | 3.02 | 0.08 |
| May | 5.19 | 5.12 | 0.07 |
| Jun | 4.50 | 4.42 | 0.08 |
| Jul | 4.11 | 4.22 | -0.11 |
| Aug | 3.51 | 3.42 | 0.09 |
| Sep | 2.93 | 2.89 | 0.04 |
| Oct | 2.56 | 2.52 | 0.04 |
| Nov | 1.55 | 1.58 | -0.03 |
| Dec | 1.21 | 1.23 | -0.02 |
32.45 | 32.36 | 0.09 |