Slateford, PA 21 December Weather

Altitude - 125m | 40°56′46″N,75°6′50″W | map (OSM)

Slateford, PA

°F

6:30 pmMostly Cloudy3mphNE

Thu, December 18, 20257:14 PM (GMT -05:00)

Climatic norm in Slateford, PA Dec 21

21°
29°
38°

minimum
average
maximum

Sunday Dec 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	30°	31°	32°	36°	41°	39°	30°	25°
wind	6mph	6mph	5mph	8mph	12mph	11mph	9mph	8mph
pressure in	29.50	29.46	29.46	29.49	29.51	29.58	29.71	29.80

Saturday Dec 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	29°	29°	27°	25°	26°	24°	21°	17°
wind	2mph	4mph	8mph	11mph	13mph	12mph	9mph	8mph
pressure in	29.46	29.45	29.52	29.61	29.63	29.65	29.74	29.80

Thursday Dec 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	31°	31°	30°	32°	36°	39°	32°	26°
wind	8mph	6mph	5mph	7mph	7mph	6mph	3mph	3mph
pressure in	29.92	29.93	29.96	30.00	29.98	29.96	29.98	30.00

* Slateford, PA weather for December 21 is prepared on the basis of GFS data and is intended for personal use in the "as is" (as is) format. You can see on this page Slateford, PA Weather for December 21, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on December 21 for previous years is presented.