Weather For Mount Joy, PA On Tuesday, March 17, 2026

Summary

This morning when I woke up it was much colder than yesterday. The temperature was in the upper 20s. Dawn brought clear skies with low in the upper 20s. There was some snow and sleet in spots on the ground. It was still in the upper 20s with bright sunshine around mid morning. We were into the middle 30s by late morning. Later this afternoon there were more clouds than sun and the temperature dropped back into the middle 30s after a high in the upper 30s earlier.

Weather Station Data

This table contains the temperature data from my weather station in degrees Fahrenheit.
Today
TemperatureDew Point Feels Like
Average 32 ℉ 20.5 ℉ 28.9 ℉
High 38.3 ℉ at 32.8 ℉ at 37.6 ℉ at
Low 26.8 ℉ at 14 ℉ at 17.7 ℉ at
Range11.5 ℉ 18.8 ℉19.9 ℉
Yesterday
TemperatureDew Point Feels Like
Average56.4 ℉ 55.5 ℉ 56.1 ℉
High65.1 ℉ at 63 ℉ at 65.1 ℉ at
Low32.7 ℉ at 32.5 ℉ at 25.7 ℉ at
Range32.4 ℉ 30.5 ℉39.4 ℉
Difference
TemperatureDew Point Feels Like
Average24.4 ℉ cooler35 ℉ cooler 27.2 ℉ cooler
High26.8 ℉ cooler 30.2 ℉ cooler 27.5 ℉ cooler
Low5.9 ℉ cooler 18.5 ℉ cooler 8 ℉ cooler

There were 32.5 heating degree days today

There were 16 heating degree days yesterday

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This table contains the relative humidity data from my weather station.
AverageHighLow Range
63%99% at 42% at 57%
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This table contains the relative barometric pressure data from my weather station in Inches of mercury.
PressureTime
Average29.98″
High30.32″
Low29.59″
Range0.73″
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This table contains the solar data from my weather station
UV Radiation MaxSolar Radiation Max
7 at 789 W/m² at
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This table sunrise and sunset information for the day.
TodayDifference From Yesterday
Sunrise at 89.85° and 0.33° north of yesterday's sunset.
Sunset at 89.95° and 0.33° north of yesterday's sunset.
Solar Noon at 48.75° and 0.4° higher 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 Wind4.2 mph25.5 mph
High12.2 mph70.7 mph
DirectionW
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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″0.01″0.01″18.02″
The last measurable rain was yesterday on when 0.01″ of rain fell. The storm total was 0.01″.
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