| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.54 | 2.70 | -0.16 |
| Feb | 2.15 | 2.32 | -0.17 |
| Mar | 3.47 | 3.53 | -0.06 |
| Apr | 4.67 | 4.72 | -0.05 |
| May | 4.98 | 5.04 | -0.06 |
| Jun | 4.49 | 4.55 | -0.06 |
| Jul | 3.80 | 3.93 | -0.13 |
| Aug | 3.49 | 3.38 | 0.11 |
| Sep | 3.39 | 3.43 | -0.04 |
| Oct | 3.10 | 3.23 | -0.13 |
| Nov | 3.38 | 3.56 | -0.18 |
| Dec | 2.65 | 2.70 | -0.05 |
42.11 | 43.09 | -0.98 |