| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.35 | 3.50 | -0.15 |
| Feb | 3.17 | 3.31 | -0.14 |
| Mar | 3.43 | 3.52 | -0.09 |
| Apr | 3.26 | 3.22 | 0.04 |
| May | 3.29 | 3.56 | -0.27 |
| Jun | 5.63 | 5.76 | -0.13 |
| Jul | 5.75 | 6.35 | -0.60 |
| Aug | 6.26 | 6.51 | -0.25 |
| Sep | 5.04 | 5.45 | -0.41 |
| Oct | 4.19 | 4.20 | -0.01 |
| Nov | 2.84 | 2.81 | 0.03 |
| Dec | 3.36 | 3.61 | -0.25 |
49.57 | 51.80 | -2.23 |