| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.48 | 3.38 | 0.10 |
| Feb | 2.78 | 2.81 | -0.03 |
| Mar | 3.47 | 3.55 | -0.08 |
| Apr | 3.78 | 3.90 | -0.12 |
| May | 3.50 | 3.55 | -0.05 |
| Jun | 3.98 | 4.12 | -0.14 |
| Jul | 3.32 | 3.30 | 0.02 |
| Aug | 3.29 | 3.44 | -0.15 |
| Sep | 3.73 | 3.64 | 0.09 |
| Oct | 4.89 | 4.93 | -0.04 |
| Nov | 4.21 | 4.18 | 0.03 |
| Dec | 4.17 | 4.27 | -0.10 |
44.60 | 45.07 | -0.47 |