| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.34 | 3.25 | 0.09 |
| Feb | 3.25 | 3.45 | -0.20 |
| Mar | 3.49 | 3.48 | 0.01 |
| Apr | 3.30 | 3.21 | 0.09 |
| May | 3.42 | 3.54 | -0.12 |
| Jun | 5.63 | 5.66 | -0.03 |
| Jul | 5.62 | 6.09 | -0.47 |
| Aug | 6.15 | 6.32 | -0.17 |
| Sep | 5.13 | 5.32 | -0.19 |
| Oct | 4.22 | 4.11 | 0.11 |
| Nov | 2.88 | 2.80 | 0.08 |
| Dec | 3.43 | 3.73 | -0.30 |
49.86 | 50.96 | -1.10 |