| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.66 | 0.68 | -0.02 |
| Feb | 0.65 | 0.67 | -0.02 |
| Mar | 1.13 | 1.16 | -0.03 |
| Apr | 2.17 | 2.24 | -0.07 |
| May | 3.09 | 3.09 | 0.00 |
| Jun | 4.31 | 4.11 | 0.20 |
| Jul | 3.96 | 4.03 | -0.07 |
| Aug | 3.33 | 3.34 | -0.01 |
| Sep | 2.70 | 2.59 | 0.11 |
| Oct | 2.36 | 2.39 | -0.03 |
| Nov | 1.00 | 0.99 | 0.01 |
| Dec | 0.68 | 0.74 | -0.06 |
26.04 | 26.03 | 0.01 |