| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.96 | 0.97 | -0.01 |
| Feb | 1.00 | 0.97 | 0.03 |
| Mar | 1.67 | 1.62 | 0.05 |
| Apr | 2.90 | 2.91 | -0.01 |
| May | 3.80 | 3.79 | 0.01 |
| Jun | 4.58 | 4.58 | 0.00 |
| Jul | 3.96 | 3.95 | 0.01 |
| Aug | 3.89 | 4.09 | -0.20 |
| Sep | 3.53 | 3.56 | -0.03 |
| Oct | 2.98 | 2.89 | 0.09 |
| Nov | 1.79 | 1.72 | 0.07 |
| Dec | 1.24 | 1.26 | -0.02 |
32.30 | 32.31 | -0.01 |