| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.73 | -0.09 |
| Feb | 0.51 | 0.60 | -0.09 |
| Mar | 0.65 | 0.76 | -0.11 |
| Apr | 0.59 | 0.72 | -0.13 |
| May | 0.72 | 0.79 | -0.07 |
| Jun | 0.61 | 0.70 | -0.09 |
| Jul | 2.08 | 1.93 | 0.15 |
| Aug | 2.21 | 2.34 | -0.13 |
| Sep | 1.43 | 1.51 | -0.08 |
| Oct | 1.20 | 1.22 | -0.02 |
| Nov | 0.76 | 0.68 | 0.08 |
| Dec | 0.72 | 0.82 | -0.10 |
12.12 | 12.80 | -0.68 |