United States · 1991–2020 normal
Delta in
April.
Typical April weather in Delta: 18.6°C by day, -0.1°C at night, 25 mm of rain over 5.1 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high18.6°C
Typical low-0.1°C
Rain25 mm
Wet days5.1
Comfort score 53 this month (May leads the year at 78). Daylight is calculated as 13 h 11 from latitude 39.35°.
Event window
Frost-level nights in April
The measured night-time normal is -0.1°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5538080
- NOAA station
- USW00023162 · DELTA
- Station distance
- 1.8 km from the place centre
- Coverage
- Strong coverage · 29 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.