| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.66 | 3.75 | -0.09 |
| Feb | 3.19 | 3.22 | -0.03 |
| Mar | 3.99 | 4.10 | -0.11 |
| Apr | 3.68 | 3.61 | 0.07 |
| May | 3.53 | 3.44 | 0.09 |
| Jun | 4.08 | 4.08 | 0.00 |
| Jul | 3.64 | 3.70 | -0.06 |
| Aug | 4.19 | 4.06 | 0.13 |
| Sep | 3.63 | 3.68 | -0.05 |
| Oct | 3.13 | 3.16 | -0.03 |
| Nov | 3.32 | 3.35 | -0.03 |
| Dec | 3.71 | 3.84 | -0.13 |
43.75 | 43.99 | -0.24 |