| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.80 | 0.62 | 0.18 |
| Feb | 0.65 | 0.57 | 0.08 |
| Mar | 0.86 | 0.86 | 0.00 |
| Apr | 0.89 | 0.98 | -0.09 |
| May | 1.34 | 1.41 | -0.07 |
| Jun | 1.47 | 1.81 | -0.34 |
| Jul | 3.44 | 3.30 | 0.14 |
| Aug | 3.11 | 3.45 | -0.34 |
| Sep | 2.42 | 2.43 | -0.01 |
| Oct | 1.50 | 1.56 | -0.06 |
| Nov | 0.88 | 0.90 | -0.02 |
| Dec | 0.87 | 0.80 | 0.07 |
18.23 | 18.69 | -0.46 |