| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.65 | 0.67 | -0.02 |
| Feb | 0.65 | 0.63 | 0.02 |
| Mar | 1.10 | 1.13 | -0.03 |
| Apr | 1.27 | 1.25 | 0.02 |
| May | 2.75 | 2.68 | 0.07 |
| Jun | 2.66 | 2.67 | -0.01 |
| Jul | 1.99 | 1.96 | 0.03 |
| Aug | 1.98 | 1.93 | 0.05 |
| Sep | 2.41 | 2.49 | -0.08 |
| Oct | 1.50 | 1.61 | -0.11 |
| Nov | 0.76 | 0.89 | -0.13 |
| Dec | 0.75 | 0.80 | -0.05 |
18.47 | 18.71 | -0.24 |