| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.95 | 5.05 | -0.10 |
| Feb | 5.04 | 5.30 | -0.26 |
| Mar | 5.04 | 5.27 | -0.23 |
| Apr | 4.92 | 4.87 | 0.05 |
| May | 3.85 | 4.18 | -0.33 |
| Jun | 6.11 | 6.43 | -0.32 |
| Jul | 7.00 | 7.12 | -0.12 |
| Aug | 6.24 | 6.60 | -0.36 |
| Sep | 5.38 | 5.72 | -0.34 |
| Oct | 3.59 | 3.53 | 0.06 |
| Nov | 4.10 | 4.22 | -0.12 |
| Dec | 5.19 | 5.14 | 0.05 |
61.41 | 63.43 | -2.02 |