| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.66 | 5.95 | -0.29 |
| Feb | 4.85 | 4.99 | -0.14 |
| Mar | 5.26 | 5.62 | -0.36 |
| Apr | 5.05 | 5.03 | 0.02 |
| May | 4.50 | 4.64 | -0.14 |
| Jun | 5.67 | 6.01 | -0.34 |
| Jul | 6.27 | 6.80 | -0.53 |
| Aug | 5.57 | 5.95 | -0.38 |
| Sep | 5.04 | 5.11 | -0.07 |
| Oct | 3.70 | 3.73 | -0.03 |
| Nov | 4.37 | 4.63 | -0.26 |
| Dec | 5.53 | 5.70 | -0.17 |
61.47 | 64.16 | -2.69 |