| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.05 | -0.05 |
| Feb | 2.58 | 2.55 | 0.03 |
| Mar | 3.69 | 3.73 | -0.04 |
| Apr | 3.59 | 3.43 | 0.16 |
| May | 3.82 | 3.96 | -0.14 |
| Jun | 4.00 | 4.07 | -0.07 |
| Jul | 4.36 | 4.50 | -0.14 |
| Aug | 3.90 | 3.76 | 0.14 |
| Sep | 4.45 | 4.57 | -0.12 |
| Oct | 3.92 | 3.93 | -0.01 |
| Nov | 3.09 | 3.00 | 0.09 |
| Dec | 3.38 | 3.42 | -0.04 |
43.78 | 43.97 | -0.19 |