| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.04 | -0.04 |
| Feb | 2.49 | 2.45 | 0.04 |
| Mar | 3.44 | 3.43 | 0.01 |
| Apr | 4.45 | 4.48 | -0.03 |
| May | 4.78 | 4.87 | -0.09 |
| Jun | 5.08 | 5.09 | -0.01 |
| Jul | 4.19 | 4.25 | -0.06 |
| Aug | 3.40 | 3.27 | 0.13 |
| Sep | 3.08 | 3.22 | -0.14 |
| Oct | 3.29 | 3.23 | 0.06 |
| Nov | 3.38 | 3.46 | -0.08 |
| Dec | 3.06 | 3.08 | -0.02 |
43.64 | 43.87 | -0.23 |