| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.60 | 3.67 | -0.07 |
| Feb | 2.93 | 2.88 | 0.05 |
| Mar | 4.03 | 3.92 | 0.11 |
| Apr | 3.45 | 3.71 | -0.26 |
| May | 3.86 | 3.98 | -0.12 |
| Jun | 4.45 | 4.61 | -0.16 |
| Jul | 5.56 | 5.34 | 0.22 |
| Aug | 5.17 | 5.80 | -0.63 |
| Sep | 5.35 | 5.48 | -0.13 |
| Oct | 4.03 | 4.31 | -0.28 |
| Nov | 3.36 | 3.57 | -0.21 |
| Dec | 3.43 | 3.62 | -0.19 |
49.22 | 50.89 | -1.67 |