| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 2.99 | 0.04 |
| Feb | 2.49 | 2.79 | -0.30 |
| Mar | 3.00 | 3.16 | -0.16 |
| Apr | 3.41 | 3.50 | -0.09 |
| May | 3.91 | 4.06 | -0.15 |
| Jun | 4.23 | 4.56 | -0.33 |
| Jul | 4.02 | 4.13 | -0.11 |
| Aug | 3.81 | 4.03 | -0.22 |
| Sep | 3.75 | 4.06 | -0.31 |
| Oct | 4.37 | 4.74 | -0.37 |
| Nov | 3.53 | 3.69 | -0.16 |
| Dec | 3.46 | 3.75 | -0.29 |
43.01 | 45.46 | -2.45 |