| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.68 | -0.04 |
| Feb | 2.88 | 2.84 | 0.04 |
| Mar | 3.81 | 3.75 | 0.06 |
| Apr | 3.59 | 3.51 | 0.08 |
| May | 4.75 | 4.80 | -0.05 |
| Jun | 3.75 | 3.81 | -0.06 |
| Jul | 2.16 | 2.10 | 0.06 |
| Aug | 2.32 | 2.28 | 0.04 |
| Sep | 3.07 | 3.10 | -0.03 |
| Oct | 4.80 | 4.61 | 0.19 |
| Nov | 3.16 | 3.23 | -0.07 |
| Dec | 3.35 | 3.43 | -0.08 |
40.28 | 40.14 | 0.14 |