WW2-Era Weather Data - 30 Apr 1939

Country/PossessionStationLatitudeLongitudeElevation (m)Elevation (ft) Precipitation (mm)Precipitation (in) Snowfall (mm)Snowfall (in) Peak Gust Speed (km/hr)Peak Gust Speed (knots)Peak Gust Direction (degrees) Minimum Temperature (C)Minimum Temperature (F) Maximum Temperature (C)Maximum Temperature (F)
United StatesPhiladelphia39.953-75.16412.00039 1.5240.060 0.000.0 643 1356

Source:
Phillyweather