| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.76 | 5.42 | -0.66 |
| Feb | 4.60 | 4.99 | -0.39 |
| Mar | 4.77 | 5.15 | -0.38 |
| Apr | 4.88 | 5.60 | -0.72 |
| May | 3.34 | 3.64 | -0.30 |
| Jun | 6.21 | 6.50 | -0.29 |
| Jul | 7.06 | 7.20 | -0.14 |
| Aug | 7.22 | 7.45 | -0.23 |
| Sep | 6.24 | 6.34 | -0.10 |
| Oct | 4.36 | 4.45 | -0.09 |
| Nov | 4.14 | 4.50 | -0.36 |
| Dec | 4.94 | 5.26 | -0.32 |
62.52 | 66.50 | -3.98 |