| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.23 | 2.15 | 0.08 | 
| Feb | 2.00 | 2.01 | -0.01 | 
| Mar | 2.86 | 2.87 | -0.01 | 
| Apr | 4.44 | 4.43 | 0.01 | 
| May | 4.61 | 4.73 | -0.12 | 
| Jun | 4.27 | 4.42 | -0.15 | 
| Jul | 3.78 | 3.43 | 0.35 | 
| Aug | 3.42 | 3.06 | 0.36 | 
| Sep | 3.27 | 3.14 | 0.13 | 
| Oct | 3.12 | 3.22 | -0.10 | 
| Nov | 3.10 | 3.03 | 0.07 | 
| Dec | 2.19 | 2.25 | -0.06 | 
| 39.29 | 38.74 | 0.55 |