| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.31 | 3.57 | -0.26 |
| Feb | 2.75 | 2.89 | -0.14 |
| Mar | 4.18 | 4.40 | -0.22 |
| Apr | 3.62 | 3.61 | 0.01 |
| May | 3.46 | 3.61 | -0.15 |
| Jun | 4.21 | 4.25 | -0.04 |
| Jul | 4.61 | 4.52 | 0.09 |
| Aug | 4.46 | 4.70 | -0.24 |
| Sep | 4.40 | 4.23 | 0.17 |
| Oct | 3.79 | 3.98 | -0.19 |
| Nov | 3.13 | 3.19 | -0.06 |
| Dec | 4.08 | 4.36 | -0.28 |
46.00 | 47.31 | -1.31 |