| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.54 | 1.54 | 0.00 |
| Feb | 1.67 | 1.63 | 0.04 |
| Mar | 2.35 | 2.12 | 0.23 |
| Apr | 3.73 | 3.60 | 0.13 |
| May | 4.23 | 4.40 | -0.17 |
| Jun | 5.31 | 5.27 | 0.04 |
| Jul | 4.37 | 4.13 | 0.24 |
| Aug | 3.93 | 3.99 | -0.06 |
| Sep | 3.70 | 4.00 | -0.30 |
| Oct | 2.91 | 2.86 | 0.05 |
| Nov | 2.37 | 2.28 | 0.09 |
| Dec | 1.82 | 1.88 | -0.06 |
37.93 | 37.70 | 0.23 |