| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.54 | 3.66 | -0.12 |
| Feb | 3.46 | 3.48 | -0.02 |
| Mar | 4.61 | 4.61 | 0.00 |
| Apr | 5.23 | 5.27 | -0.04 |
| May | 5.06 | 5.14 | -0.08 |
| Jun | 4.33 | 4.53 | -0.20 |
| Jul | 4.28 | 4.11 | 0.17 |
| Aug | 3.06 | 3.01 | 0.05 |
| Sep | 3.33 | 3.33 | 0.00 |
| Oct | 3.80 | 3.72 | 0.08 |
| Nov | 4.36 | 4.28 | 0.08 |
| Dec | 3.95 | 4.02 | -0.07 |
49.01 | 49.16 | -0.15 |