| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.45 | 4.54 | -0.09 |
| Feb | 3.85 | 4.00 | -0.15 |
| Mar | 4.68 | 4.42 | 0.26 |
| Apr | 3.46 | 3.46 | 0.00 |
| May | 2.81 | 2.62 | 0.19 |
| Jun | 6.18 | 6.26 | -0.08 |
| Jul | 5.87 | 5.78 | 0.09 |
| Aug | 5.61 | 5.62 | -0.01 |
| Sep | 4.58 | 4.41 | 0.17 |
| Oct | 3.22 | 3.05 | 0.17 |
| Nov | 2.54 | 2.66 | -0.12 |
| Dec | 3.51 | 3.62 | -0.11 |
50.76 | 50.44 | 0.32 |