| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.17 | 2.21 | -0.04 | 
| Feb | 1.88 | 1.96 | -0.08 | 
| Mar | 2.66 | 2.65 | 0.01 | 
| Apr | 3.76 | 3.76 | 0.00 | 
| May | 4.41 | 4.45 | -0.04 | 
| Jun | 4.34 | 4.24 | 0.10 | 
| Jul | 4.13 | 4.10 | 0.03 | 
| Aug | 3.49 | 3.34 | 0.15 | 
| Sep | 3.15 | 3.20 | -0.05 | 
| Oct | 3.28 | 3.30 | -0.02 | 
| Nov | 2.97 | 2.89 | 0.08 | 
| Dec | 2.24 | 2.30 | -0.06 | 
| 38.48 | 38.40 | 0.08 |