| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.59 | 0.64 | -0.05 |
| Feb | 0.77 | 0.77 | 0.00 |
| Mar | 1.45 | 1.51 | -0.06 |
| Apr | 2.23 | 2.35 | -0.12 |
| May | 2.64 | 2.61 | 0.03 |
| Jun | 1.80 | 1.72 | 0.08 |
| Jul | 1.98 | 1.84 | 0.14 |
| Aug | 1.73 | 1.57 | 0.16 |
| Sep | 1.35 | 1.25 | 0.10 |
| Oct | 1.14 | 1.24 | -0.10 |
| Nov | 0.93 | 0.88 | 0.05 |
| Dec | 0.54 | 0.62 | -0.08 |
17.15 | 17.00 | 0.15 |