| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.10 | 2.12 | -0.02 |
| Feb | 1.94 | 1.99 | -0.05 |
| Mar | 2.63 | 2.67 | -0.04 |
| Apr | 4.04 | 3.99 | 0.05 |
| May | 4.45 | 4.50 | -0.05 |
| Jun | 4.32 | 4.46 | -0.14 |
| Jul | 3.75 | 3.83 | -0.08 |
| Aug | 3.40 | 3.26 | 0.14 |
| Sep | 2.97 | 3.12 | -0.15 |
| Oct | 3.20 | 3.21 | -0.01 |
| Nov | 2.90 | 2.90 | 0.00 |
| Dec | 2.03 | 2.17 | -0.14 |
37.73 | 38.22 | -0.49 |