| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.60 | 1.65 | -0.05 |
| Feb | 1.87 | 1.83 | 0.04 |
| Mar | 2.55 | 2.61 | -0.06 |
| Apr | 2.28 | 2.20 | 0.08 |
| May | 4.02 | 3.99 | 0.03 |
| Jun | 3.02 | 3.13 | -0.11 |
| Jul | 1.86 | 1.93 | -0.07 |
| Aug | 1.96 | 1.76 | 0.20 |
| Sep | 2.76 | 2.62 | 0.14 |
| Oct | 3.18 | 3.13 | 0.05 |
| Nov | 2.27 | 2.34 | -0.07 |
| Dec | 1.98 | 1.98 | 0.00 |
29.35 | 29.17 | 0.18 |