| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.56 | 0.05 |
| Feb | 0.71 | 0.65 | 0.06 |
| Mar | 1.32 | 1.29 | 0.03 |
| Apr | 2.50 | 2.51 | -0.01 |
| May | 3.54 | 3.54 | 0.00 |
| Jun | 4.22 | 4.36 | -0.14 |
| Jul | 3.70 | 3.53 | 0.17 |
| Aug | 3.37 | 3.25 | 0.12 |
| Sep | 2.96 | 3.03 | -0.07 |
| Oct | 2.11 | 2.11 | 0.00 |
| Nov | 1.02 | 0.99 | 0.03 |
| Dec | 0.81 | 0.78 | 0.03 |
26.87 | 26.60 | 0.27 |