| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.62 | 3.62 | 0.00 |
| Feb | 3.38 | 3.44 | -0.06 |
| Mar | 4.67 | 4.71 | -0.04 |
| Apr | 5.22 | 5.30 | -0.08 |
| May | 5.58 | 5.35 | 0.23 |
| Jun | 4.90 | 4.95 | -0.05 |
| Jul | 4.28 | 4.60 | -0.32 |
| Aug | 3.06 | 3.13 | -0.07 |
| Sep | 3.51 | 3.75 | -0.24 |
| Oct | 3.63 | 3.63 | 0.00 |
| Nov | 4.09 | 4.06 | 0.03 |
| Dec | 4.11 | 4.12 | -0.01 |
50.05 | 50.66 | -0.61 |