| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.56 | 3.58 | -0.02 |
| Feb | 3.71 | 3.65 | 0.06 |
| Mar | 4.55 | 4.64 | -0.09 |
| Apr | 4.60 | 4.62 | -0.02 |
| May | 5.33 | 5.34 | -0.01 |
| Jun | 4.81 | 4.97 | -0.16 |
| Jul | 5.02 | 5.06 | -0.04 |
| Aug | 3.67 | 3.62 | 0.05 |
| Sep | 3.69 | 3.66 | 0.03 |
| Oct | 3.54 | 3.42 | 0.12 |
| Nov | 3.32 | 3.35 | -0.03 |
| Dec | 4.18 | 4.24 | -0.06 |
49.98 | 50.15 | -0.17 |