| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.06 | 4.06 | 0.00 |
| Feb | 3.50 | 3.51 | -0.01 |
| Mar | 4.66 | 4.79 | -0.13 |
| Apr | 4.45 | 4.61 | -0.16 |
| May | 3.59 | 3.53 | 0.06 |
| Jun | 4.07 | 4.28 | -0.21 |
| Jul | 3.61 | 3.58 | 0.03 |
| Aug | 3.94 | 3.98 | -0.04 |
| Sep | 4.14 | 4.07 | 0.07 |
| Oct | 5.02 | 5.08 | -0.06 |
| Nov | 4.28 | 4.25 | 0.03 |
| Dec | 4.87 | 5.07 | -0.20 |
50.19 | 50.81 | -0.62 |