| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.74 | 3.79 | -0.05 |
| Feb | 3.46 | 3.45 | 0.01 |
| Mar | 3.79 | 3.99 | -0.20 |
| Apr | 2.99 | 3.01 | -0.02 |
| May | 3.26 | 3.25 | 0.01 |
| Jun | 4.38 | 4.31 | 0.07 |
| Jul | 4.45 | 4.26 | 0.19 |
| Aug | 4.58 | 4.83 | -0.25 |
| Sep | 4.03 | 4.05 | -0.02 |
| Oct | 3.29 | 3.47 | -0.18 |
| Nov | 3.00 | 3.14 | -0.14 |
| Dec | 3.86 | 3.96 | -0.10 |
44.83 | 45.51 | -0.68 |