| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.87 | 3.98 | -0.11 |
| Feb | 4.50 | 4.50 | 0.00 |
| Mar | 4.75 | 4.79 | -0.04 |
| Apr | 5.03 | 5.08 | -0.05 |
| May | 5.21 | 5.41 | -0.20 |
| Jun | 4.52 | 4.29 | 0.23 |
| Jul | 4.41 | 4.60 | -0.19 |
| Aug | 3.70 | 3.26 | 0.44 |
| Sep | 3.35 | 3.49 | -0.14 |
| Oct | 3.86 | 4.00 | -0.14 |
| Nov | 3.99 | 3.91 | 0.08 |
| Dec | 4.81 | 4.82 | -0.01 |
52.00 | 52.13 | -0.13 |