| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.48 | 2.52 | -0.04 |
| Feb | 2.01 | 1.97 | 0.04 |
| Mar | 2.30 | 2.16 | 0.14 |
| Apr | 3.18 | 3.19 | -0.01 |
| May | 3.52 | 3.42 | 0.10 |
| Jun | 3.32 | 3.60 | -0.28 |
| Jul | 3.18 | 3.14 | 0.04 |
| Aug | 3.08 | 3.11 | -0.03 |
| Sep | 3.08 | 3.12 | -0.04 |
| Oct | 3.02 | 2.93 | 0.09 |
| Nov | 2.70 | 2.70 | 0.00 |
| Dec | 2.34 | 2.43 | -0.09 |
34.21 | 34.29 | -0.08 |