| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.32 | -0.01 |
| Feb | 0.35 | 0.35 | 0.00 |
| Mar | 0.83 | 0.99 | -0.16 |
| Apr | 1.71 | 1.78 | -0.07 |
| May | 2.30 | 2.67 | -0.37 |
| Jun | 1.76 | 1.72 | 0.04 |
| Jul | 1.64 | 1.62 | 0.02 |
| Aug | 1.51 | 1.28 | 0.23 |
| Sep | 1.25 | 1.18 | 0.07 |
| Oct | 1.06 | 1.08 | -0.02 |
| Nov | 0.62 | 0.54 | 0.08 |
| Dec | 0.34 | 0.38 | -0.04 |
13.68 | 13.91 | -0.23 |