| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.62 | 0.64 | -0.02 |
| Feb | 0.86 | 0.93 | -0.07 |
| Mar | 1.46 | 1.48 | -0.02 |
| Apr | 2.22 | 2.21 | 0.01 |
| May | 4.32 | 4.27 | 0.05 |
| Jun | 3.60 | 3.61 | -0.01 |
| Jul | 3.99 | 3.90 | 0.09 |
| Aug | 3.62 | 3.83 | -0.21 |
| Sep | 2.26 | 2.29 | -0.03 |
| Oct | 1.81 | 1.92 | -0.11 |
| Nov | 1.03 | 1.05 | -0.02 |
| Dec | 0.92 | 0.95 | -0.03 |
26.71 | 27.08 | -0.37 |