| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.47 | 2.33 | 0.14 |
| Feb | 1.96 | 1.88 | 0.08 |
| Mar | 2.80 | 2.78 | 0.02 |
| Apr | 2.61 | 2.73 | -0.12 |
| May | 4.37 | 4.58 | -0.21 |
| Jun | 3.40 | 3.37 | 0.03 |
| Jul | 2.13 | 2.32 | -0.19 |
| Aug | 2.38 | 2.45 | -0.07 |
| Sep | 3.61 | 3.57 | 0.04 |
| Oct | 4.22 | 4.16 | 0.06 |
| Nov | 2.60 | 2.70 | -0.10 |
| Dec | 2.51 | 2.54 | -0.03 |
35.06 | 35.41 | -0.35 |