| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.33 | 3.43 | -0.10 |
| Feb | 2.77 | 2.73 | 0.04 |
| Mar | 3.80 | 4.11 | -0.31 |
| Apr | 3.33 | 3.38 | -0.05 |
| May | 4.14 | 4.22 | -0.08 |
| Jun | 3.70 | 3.48 | 0.22 |
| Jul | 4.26 | 4.02 | 0.24 |
| Aug | 3.68 | 3.72 | -0.04 |
| Sep | 4.46 | 4.60 | -0.14 |
| Oct | 3.65 | 3.59 | 0.06 |
| Nov | 3.37 | 3.37 | 0.00 |
| Dec | 3.58 | 3.53 | 0.05 |
44.07 | 44.18 | -0.11 |