| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.14 | 4.06 | 0.08 |
| Feb | 4.63 | 4.63 | 0.00 |
| Mar | 4.85 | 4.86 | -0.01 |
| Apr | 4.87 | 5.02 | -0.15 |
| May | 5.10 | 5.32 | -0.22 |
| Jun | 4.27 | 4.24 | 0.03 |
| Jul | 4.34 | 4.51 | -0.17 |
| Aug | 3.59 | 3.54 | 0.05 |
| Sep | 3.76 | 3.84 | -0.08 |
| Oct | 3.55 | 3.61 | -0.06 |
| Nov | 3.67 | 3.75 | -0.08 |
| Dec | 4.83 | 4.88 | -0.05 |
51.60 | 52.26 | -0.66 |