| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.70 | 2.85 | -0.15 |
| Feb | 2.09 | 2.10 | -0.01 |
| Mar | 2.91 | 2.84 | 0.07 |
| Apr | 2.60 | 2.74 | -0.14 |
| May | 3.16 | 2.90 | 0.26 |
| Jun | 7.54 | 7.61 | -0.07 |
| Jul | 7.78 | 8.13 | -0.35 |
| Aug | 8.98 | 9.18 | -0.20 |
| Sep | 6.87 | 7.42 | -0.55 |
| Oct | 2.82 | 2.85 | -0.03 |
| Nov | 1.77 | 1.86 | -0.09 |
| Dec | 2.51 | 2.32 | 0.19 |
51.73 | 52.80 | -1.07 |