| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.89 | 4.96 | -0.07 |
| Feb | 4.91 | 4.89 | 0.02 |
| Mar | 5.09 | 5.01 | 0.08 |
| Apr | 4.19 | 4.26 | -0.07 |
| May | 4.01 | 4.01 | 0.00 |
| Jun | 4.70 | 4.43 | 0.27 |
| Jul | 4.64 | 4.76 | -0.12 |
| Aug | 4.60 | 4.53 | 0.07 |
| Sep | 4.03 | 4.18 | -0.15 |
| Oct | 3.78 | 3.64 | 0.14 |
| Nov | 4.37 | 4.30 | 0.07 |
| Dec | 4.86 | 4.85 | 0.01 |
54.07 | 53.82 | 0.25 |