| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.74 | 3.71 | 0.03 |
| Feb | 2.99 | 2.99 | 0.00 |
| Mar | 4.01 | 3.93 | 0.08 |
| Apr | 4.21 | 4.15 | 0.06 |
| May | 4.16 | 4.14 | 0.02 |
| Jun | 5.14 | 5.06 | 0.08 |
| Jul | 4.70 | 5.07 | -0.37 |
| Aug | 4.91 | 4.99 | -0.08 |
| Sep | 5.18 | 5.26 | -0.08 |
| Oct | 4.73 | 4.98 | -0.25 |
| Nov | 3.78 | 3.69 | 0.09 |
| Dec | 4.52 | 4.47 | 0.05 |
52.07 | 52.44 | -0.37 |