| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.99 | 1.05 | -0.06 |
| Feb | 0.71 | 0.85 | -0.14 |
| Mar | 0.67 | 0.67 | 0.00 |
| Apr | 0.81 | 0.85 | -0.04 |
| May | 1.30 | 1.20 | 0.10 |
| Jun | 0.83 | 0.80 | 0.03 |
| Jul | 0.37 | 0.36 | 0.01 |
| Aug | 0.41 | 0.46 | -0.05 |
| Sep | 0.40 | 0.39 | 0.01 |
| Oct | 0.73 | 0.71 | 0.02 |
| Nov | 0.93 | 1.00 | -0.07 |
| Dec | 1.07 | 1.26 | -0.19 |
9.22 | 9.60 | -0.38 |