| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.87 | 1.92 | -0.05 |
| Feb | 1.98 | 1.94 | 0.04 |
| Mar | 3.39 | 3.36 | 0.03 |
| Apr | 4.47 | 4.30 | 0.17 |
| May | 6.50 | 6.10 | 0.40 |
| Jun | 4.80 | 5.00 | -0.20 |
| Jul | 3.69 | 3.70 | -0.01 |
| Aug | 3.55 | 3.33 | 0.22 |
| Sep | 4.06 | 3.95 | 0.11 |
| Oct | 3.93 | 3.63 | 0.30 |
| Nov | 3.12 | 3.08 | 0.04 |
| Dec | 2.51 | 2.51 | 0.00 |
43.87 | 42.82 | 1.05 |