| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.88 | 2.86 | 0.02 |
| Feb | 2.23 | 2.24 | -0.01 |
| Mar | 3.01 | 3.09 | -0.08 |
| Apr | 3.66 | 3.76 | -0.10 |
| May | 3.86 | 3.89 | -0.03 |
| Jun | 4.43 | 4.31 | 0.12 |
| Jul | 4.08 | 4.12 | -0.04 |
| Aug | 3.55 | 3.50 | 0.05 |
| Sep | 3.65 | 3.67 | -0.02 |
| Oct | 3.17 | 3.10 | 0.07 |
| Nov | 2.62 | 2.78 | -0.16 |
| Dec | 2.78 | 2.82 | -0.04 |
39.92 | 40.14 | -0.22 |