| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.90 | 1.93 | -0.03 |
| Feb | 2.02 | 2.03 | -0.01 |
| Mar | 3.36 | 3.39 | -0.03 |
| Apr | 4.48 | 4.26 | 0.22 |
| May | 6.04 | 6.01 | 0.03 |
| Jun | 4.56 | 4.54 | 0.02 |
| Jul | 3.60 | 3.62 | -0.02 |
| Aug | 3.54 | 3.59 | -0.05 |
| Sep | 4.10 | 3.95 | 0.15 |
| Oct | 3.88 | 3.73 | 0.15 |
| Nov | 3.19 | 3.11 | 0.08 |
| Dec | 2.63 | 2.69 | -0.06 |
43.30 | 42.85 | 0.45 |