United States · 1991–2020 normal
Derby in
May.
Typical May weather in Derby: 20°C by day, 10.8°C at night, 91 mm of rain over 9.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high20°C
Typical low10.8°C
Rain91 mm
Wet days9.5
Comfort score 66 this month (September leads the year at 87). Daylight is calculated as 14 h 29 from latitude 41.32°. Open-water sea temperature is 12.4°C (22 km from the place centre).
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4832745
- NOAA station
- USW00094702 · IGOR I SIKORSKY MEM AP
- Station distance
- 17.7 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.