Monday, December 22, 2025 Weather For Mount Joy, PA
This morning when I woke up it was much colder than yesterday. The temperature was in the middle 20s. Dawn brought clear skies with a low in the upper teens. Under sunny skies the temperature rose fairly quickly this morning. It was into the upper 20s by late morning. The temperature slowed down towards late morning but it was still a bit above freezing. We had reached the lower 40s by midafternoon. The high was a couple degres above 40 this afternoon.
This table contains the temperature data from my weather station in degrees Fahrenheit.
Today
Temperature Dew Point Feels Like
Average
30.5℉
19.9℉
30.1℉ High
42.3℉ at 2:44 PM
25.9℉ at 10:56 PM
42.3℉ at 2:44 PM Low
18.5℉ at 7:18 AM
13.5℉ at 5:18 AM
18.5℉ at 7:18 AM Range 23.8℉ 12.4℉ 23.8℉
Yesterday
Temperature Dew Point Feels Like
Average
36.0℉
23.7℉
35.2℉ High
46.8℉ at 10:16 AM
30.3℉ at 1:43 AM
46.6℉ at 10:15 AM
Low
27.3℉ at 10:42 PM
16.4℉ at 11:53 PM
23.4℉ at 11:37 PM
Range 19.5℉ 13.9℉ 23.2℉
Difference
Temperature Dew Point Feels Like
Average 5.5℉ cooler 3.8℉ cooler 5.1℉ cooler
High 4.5℉ cooler 4.4℉ cooler 4.3℉ cooler Low 8.8℉ cooler 2.9℉ cooler 4.9℉ cooler
There were 34.6 heating degree days today
There were 28.0 heating degree days yesterday
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This table contains the relative humidity data from my weather station.
Average High Low Range
65.0% 84.0% at 7:40 AM 45.0% at 2:44 PM 39.0%
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This table contains the relative barometric pressure data from my weather station in Inches of mercury.
Pressure Time
Average 30.55′ High 30.65′ 10:40 AM Low 30.42′ 11:57 PM Range 0.23′
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This table contains the solar data from my weather station
UV Radiation Max Solar Radiation Max 3 at 11:37 AM 332.8 W/m² at 12:04 PM
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This table sunrise and sunset information for the day.
Today Difference From Yesterday Sunrise 7:25:15 AM at 69.92° 29 seconds later than yesterday and the same position as yesterday. Sunset
4:44:19 PM at 69.74°31 seconds later than yesterday and the same position as yesterday.Solar Noon 12:04:46 PM at 26.46°30 seconds later than yesterday and 0.0° lower than yesterday.Sunlight Duration 9 hours, 19 minutes and 3 seconds 2 seconds longer than yesterday
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This table contains the wind data from my weather station in miles per hour.
Wind Speed Gust Time
Average Wind 1.2 mph 8.9 mph 12:35 PM High 2.9 mph 14.8 mph 11:33 AM Direction E
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This table contains the rainfall data from my weather station in inches.
Daily Rain Max Hourly Event Rain Yesterday's Rain Weekly Rain Monthly Rain Yearly Rain
0.0″ 0.0″ per hour 0.0″ 0″ 0.0″ 314.53″ 347.63″ The last measurable rain was 3
days ago on Friday, December 19, 2025
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This table contains the lightning data from my weather station.
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