| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.14 | -0.14 |
| Feb | 2.64 | 2.72 | -0.08 |
| Mar | 3.13 | 3.25 | -0.12 |
| Apr | 3.26 | 3.35 | -0.09 |
| May | 3.50 | 3.73 | -0.23 |
| Jun | 4.24 | 4.18 | 0.06 |
| Jul | 4.33 | 4.37 | -0.04 |
| Aug | 4.30 | 4.12 | 0.18 |
| Sep | 4.12 | 4.04 | 0.08 |
| Oct | 4.58 | 4.77 | -0.19 |
| Nov | 3.28 | 3.44 | -0.16 |
| Dec | 3.67 | 3.90 | -0.23 |
44.05 | 45.01 | -0.96 |