| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.90 | 6.12 | -0.22 |
| Feb | 3.88 | 4.02 | -0.14 |
| Mar | 3.66 | 3.74 | -0.08 |
| Apr | 4.55 | 4.56 | -0.01 |
| May | 5.09 | 5.28 | -0.19 |
| Jun | 6.56 | 6.70 | -0.14 |
| Jul | 5.99 | 6.14 | -0.15 |
| Aug | 5.87 | 6.23 | -0.36 |
| Sep | 5.15 | 5.39 | -0.24 |
| Oct | 4.56 | 4.80 | -0.24 |
| Nov | 4.70 | 4.59 | 0.11 |
| Dec | 5.06 | 5.02 | 0.04 |
60.97 | 62.59 | -1.62 |