| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.35 | 0.34 | 0.01 |
| Feb | 0.35 | 0.37 | -0.02 |
| Mar | 0.80 | 0.79 | 0.01 |
| Apr | 1.30 | 1.31 | -0.01 |
| May | 1.58 | 1.64 | -0.06 |
| Jun | 1.47 | 1.46 | 0.01 |
| Jul | 2.27 | 2.16 | 0.11 |
| Aug | 1.83 | 1.79 | 0.04 |
| Sep | 0.86 | 0.80 | 0.06 |
| Oct | 0.98 | 1.07 | -0.09 |
| Nov | 0.45 | 0.42 | 0.03 |
| Dec | 0.38 | 0.42 | -0.04 |
12.62 | 12.57 | 0.05 |