| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.25 | 2.22 | 0.03 | 
| Feb | 1.91 | 1.99 | -0.08 | 
| Mar | 2.63 | 2.67 | -0.04 | 
| Apr | 4.00 | 3.85 | 0.15 | 
| May | 4.41 | 4.42 | -0.01 | 
| Jun | 4.55 | 4.47 | 0.08 | 
| Jul | 4.22 | 4.07 | 0.15 | 
| Aug | 3.50 | 3.34 | 0.16 | 
| Sep | 3.14 | 3.16 | -0.02 | 
| Oct | 3.24 | 3.20 | 0.04 | 
| Nov | 3.07 | 2.97 | 0.10 | 
| Dec | 2.28 | 2.30 | -0.02 | 
| 39.20 | 38.66 | 0.54 |