| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.59 | 0.02 |
| Feb | 0.80 | 0.73 | 0.07 |
| Mar | 1.35 | 1.34 | 0.01 |
| Apr | 2.15 | 2.16 | -0.01 |
| May | 4.16 | 3.94 | 0.22 |
| Jun | 3.45 | 3.43 | 0.02 |
| Jul | 4.09 | 4.34 | -0.25 |
| Aug | 3.47 | 3.59 | -0.12 |
| Sep | 2.27 | 2.31 | -0.04 |
| Oct | 1.76 | 1.72 | 0.04 |
| Nov | 1.04 | 1.01 | 0.03 |
| Dec | 0.89 | 0.88 | 0.01 |
26.04 | 26.04 | 0.00 |