| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.29 | 1.28 | 0.01 |
| Feb | 1.59 | 1.66 | -0.07 |
| Mar | 2.30 | 2.29 | 0.01 |
| Apr | 3.67 | 3.73 | -0.06 |
| May | 5.28 | 5.43 | -0.15 |
| Jun | 5.06 | 5.25 | -0.19 |
| Jul | 4.12 | 4.31 | -0.19 |
| Aug | 4.10 | 4.09 | 0.01 |
| Sep | 3.78 | 3.73 | 0.05 |
| Oct | 2.82 | 2.86 | -0.04 |
| Nov | 2.20 | 2.23 | -0.03 |
| Dec | 1.61 | 1.61 | 0.00 |
37.82 | 38.47 | -0.65 |