| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.12 | 1.08 | 0.04 |
| Feb | 1.04 | 0.99 | 0.05 |
| Mar | 1.70 | 1.62 | 0.08 |
| Apr | 2.87 | 2.90 | -0.03 |
| May | 3.63 | 3.70 | -0.07 |
| Jun | 4.59 | 4.56 | 0.03 |
| Jul | 3.73 | 3.76 | -0.03 |
| Aug | 3.73 | 4.05 | -0.32 |
| Sep | 3.84 | 3.86 | -0.02 |
| Oct | 2.96 | 2.98 | -0.02 |
| Nov | 1.80 | 1.83 | -0.03 |
| Dec | 1.43 | 1.43 | 0.00 |
32.44 | 32.76 | -0.32 |