| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.67 | 0.04 |
| Feb | 0.69 | 0.61 | 0.08 |
| Mar | 1.13 | 1.09 | 0.04 |
| Apr | 1.86 | 1.93 | -0.07 |
| May | 3.29 | 3.50 | -0.21 |
| Jun | 4.37 | 4.40 | -0.03 |
| Jul | 3.91 | 4.02 | -0.11 |
| Aug | 3.10 | 3.20 | -0.10 |
| Sep | 2.86 | 3.09 | -0.23 |
| Oct | 2.49 | 2.51 | -0.02 |
| Nov | 0.93 | 0.93 | 0.00 |
| Dec | 0.81 | 0.82 | -0.01 |
26.15 | 26.77 | -0.62 |