| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.95 | 1.87 | 0.08 |
| Feb | 1.79 | 1.76 | 0.03 |
| Mar | 2.48 | 2.41 | 0.07 |
| Apr | 2.43 | 2.42 | 0.01 |
| May | 4.10 | 3.98 | 0.12 |
| Jun | 3.38 | 3.43 | -0.05 |
| Jul | 2.29 | 2.80 | -0.51 |
| Aug | 2.40 | 2.36 | 0.04 |
| Sep | 3.56 | 3.75 | -0.19 |
| Oct | 3.40 | 3.57 | -0.17 |
| Nov | 2.24 | 2.43 | -0.19 |
| Dec | 1.78 | 2.05 | -0.27 |
31.80 | 32.83 | -1.03 |