| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.17 | 3.21 | -0.04 |
| Feb | 2.76 | 2.80 | -0.04 |
| Mar | 3.55 | 3.56 | -0.01 |
| Apr | 3.48 | 3.64 | -0.16 |
| May | 4.29 | 4.34 | -0.05 |
| Jun | 4.59 | 4.51 | 0.08 |
| Jul | 4.32 | 4.15 | 0.17 |
| Aug | 3.64 | 3.42 | 0.22 |
| Sep | 4.01 | 4.20 | -0.19 |
| Oct | 3.09 | 3.16 | -0.07 |
| Nov | 3.01 | 3.04 | -0.03 |
| Dec | 3.19 | 3.29 | -0.10 |
43.10 | 43.32 | -0.22 |