Weather For Mount Joy, PA On Monday, December 22, 2025

Summary

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 mid-afternoon. The high was a couple degres above 40 this afternoon.

Weather Station Data

This table contains the temperature data from my weather station in degrees Fahrenheit.
Today
TemperatureDew Point Feels Like
Average 30.5 ℉ 19.9 ℉ 30.1 ℉
High 42.3 ℉ at 25.9 ℉ at 42.3 ℉ at
Low 18.5 ℉ at 13.5 ℉ at 18.5 ℉ at
Range23.8 ℉ 12.4 ℉23.8 ℉
Yesterday
TemperatureDew Point Feels Like
Average36 ℉23.7 ℉35.2 ℉
High46.8 ℉ at 30.3 ℉ at 46.6 ℉ at
Low27.3 ℉ at 16.4 ℉ at 23.4 ℉ at
Range19.5 ℉ 13.9 ℉23.2 ℉
Difference
TemperatureDew Point Feels Like
Average5.5 ℉ cooler3.8 ℉ cooler 5.1 ℉ cooler
High4.5 ℉ cooler 4.4 ℉ cooler 4.3 ℉ cooler
Low8.8 ℉ cooler 2.9 ℉ cooler 4.9 ℉ cooler

There were 34.6 heating degree days today

There were 28 heating degree days yesterday

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This table contains the relative humidity data from my weather station.
AverageHighLow Range
65%84% at 45% at 39%
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This table contains the relative barometric pressure data from my weather station in Inches of mercury.
PressureTime
Average30.55″
High30.65″
Low30.42″
Range0.23″
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This table contains the solar data from my weather station
UV Radiation MaxSolar Radiation Max
3 at 332.8 W/m² at
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This table sunrise and sunset information for the day.
TodayDifference From Yesterday
Sunrise at 69.92° and the same position as yesterday.
Sunset at 69.74° and the same position as yesterday.
Solar Noon at 26.46° and 0.0° lower than yesterday.
Sunlight Duration
about data sources
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This table contains the wind data from my weather station in miles per hour.
Wind SpeedGustTime
Average Wind1.2 mph8.9 mph
High2.9 mph14.8 mph
DirectionE
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This table contains the rainfall data from my weather station in inches.
Daily Rain Max HourlyEvent RainYesterday's RainWeekly RainMonthly RainYearly Rain
0″0″ per hour0″ 0″0″314.53″347.63″
The last measurable rain was days ago on and when 0.08″ rain fell. The Storm Total was 0.26″.
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This table contains the lightning data from my weather station.
MaxTime
Strikes Per Hour0
Strikes Per Day0
The last lightning strike detected was days ago on .
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