| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.44 | 3.34 | 0.10 |
| Feb | 3.15 | 2.97 | 0.18 |
| Mar | 3.43 | 3.49 | -0.06 |
| Apr | 3.20 | 3.19 | 0.01 |
| May | 2.93 | 2.87 | 0.06 |
| Jun | 5.85 | 6.08 | -0.23 |
| Jul | 5.39 | 5.51 | -0.12 |
| Aug | 6.47 | 7.00 | -0.53 |
| Sep | 5.08 | 5.29 | -0.21 |
| Oct | 3.91 | 4.50 | -0.59 |
| Nov | 2.12 | 2.11 | 0.01 |
| Dec | 3.05 | 3.00 | 0.05 |
48.02 | 49.35 | -1.33 |