| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.59 | 3.64 | -0.05 |
| Feb | 3.16 | 3.04 | 0.12 |
| Mar | 3.90 | 4.03 | -0.13 |
| Apr | 3.80 | 3.70 | 0.10 |
| May | 3.56 | 3.59 | -0.03 |
| Jun | 4.23 | 4.26 | -0.03 |
| Jul | 3.86 | 4.09 | -0.23 |
| Aug | 4.25 | 4.30 | -0.05 |
| Sep | 4.13 | 4.02 | 0.11 |
| Oct | 3.06 | 3.22 | -0.16 |
| Nov | 3.16 | 3.22 | -0.06 |
| Dec | 3.70 | 3.62 | 0.08 |
44.40 | 44.73 | -0.33 |