Chalfont, PA, US

40° 17.58' N | 075° 13.23' W | 350 feet | Show on map

Yearly Weather Summary

02/21/2018 03:40:00 AM

Software:weewx v3.7.1
Weewx uptime:0 Days, 8 Hours, 33 Minutes
Server uptime:80 Days, 20 Hours, 20 Minutes

Calendar Year

High Temperature72.8°F02/20/2018 04:00:00 PM
Low Temperature-6.1°F02/11/2018 02:30:00 PM
High Heat Index72.8°F02/20/2018 04:00:00 PM
Low Wind Chill-19.1°F02/11/2018 02:30:00 PM
High Dewpoint61.6°F02/20/2018 04:15:00 PM
Low Dewpoint-19.4°F02/11/2018 03:10:00 PM
High Humidity82%02/07/2018 02:45:00 AM
Low Humidity37%02/11/2018 03:00:00 PM
High Barometer30.834 inHg02/13/2018 09:25:00 AM
Low Barometer29.284 inHg01/13/2018 03:25:00 AM
High Wind Speed34 mph 341°02/02/2018 04:00:00 PM
Average Wind2 mph
RMS Wind3 mph
Vector Average Speed2 mph
Vector Average Direction321°
High Inside Temperature68.7°F01/12/2018 08:35:00 PM
Low Inside Temperature59.6°F01/06/2018 07:20:00 AM
High ET0.15 in01/12/2018 10:00:00 PM
Low ET0.00 in01/01/2018 12:05:00 AM
High Radiation1778 W/m²01/18/2018 10:30:00 AM
Low Radiation1709 W/m²01/18/2018 11:50:00 AM

Rain Year (1-Jan start)

Rain Year Total4.52 in
High Rain Rate72.00 in/h02/10/2018 10:15:00 AM

Yearly Statistics and Plots

temperatures heatchill Daily highs and lows for the year rain wind barometer Hi Wind Inside Wind Vector Radiation year rx percent