| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.99 | 3.11 | -0.12 |
| Feb | 2.52 | 2.50 | 0.02 |
| Mar | 3.65 | 3.65 | 0.00 |
| Apr | 3.59 | 3.44 | 0.15 |
| May | 3.74 | 3.70 | 0.04 |
| Jun | 4.06 | 4.24 | -0.18 |
| Jul | 4.41 | 4.29 | 0.12 |
| Aug | 3.96 | 3.70 | 0.26 |
| Sep | 4.55 | 4.63 | -0.08 |
| Oct | 4.15 | 4.22 | -0.07 |
| Nov | 3.05 | 3.14 | -0.09 |
| Dec | 3.43 | 3.59 | -0.16 |
44.10 | 44.21 | -0.11 |