| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.60 | 2.61 | -0.01 |
| Feb | 2.36 | 2.44 | -0.08 |
| Mar | 2.99 | 2.98 | 0.01 |
| Apr | 3.21 | 3.29 | -0.08 |
| May | 3.44 | 3.44 | 0.00 |
| Jun | 4.25 | 4.31 | -0.06 |
| Jul | 4.01 | 4.26 | -0.25 |
| Aug | 3.81 | 3.95 | -0.14 |
| Sep | 3.72 | 3.59 | 0.13 |
| Oct | 3.88 | 4.07 | -0.19 |
| Nov | 2.90 | 2.93 | -0.03 |
| Dec | 3.15 | 3.41 | -0.26 |
40.32 | 41.28 | -0.96 |