| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.57 | 3.51 | 0.06 |
| Feb | 3.13 | 3.01 | 0.12 |
| Mar | 3.85 | 3.92 | -0.07 |
| Apr | 3.48 | 3.46 | 0.02 |
| May | 3.76 | 3.80 | -0.04 |
| Jun | 4.58 | 4.55 | 0.03 |
| Jul | 5.13 | 5.42 | -0.29 |
| Aug | 5.12 | 5.13 | -0.01 |
| Sep | 5.58 | 5.54 | 0.04 |
| Oct | 3.27 | 3.30 | -0.03 |
| Nov | 3.38 | 3.27 | 0.11 |
| Dec | 3.46 | 3.28 | 0.18 |
48.31 | 48.19 | 0.12 |