10-Day Weather Forecast - Mertztown, PA
- 83|67°FSunnyHourly details
Today
83°FSunny. High temperature around 83F. Dew point will be around 66F with an average humidity of 77%. Winds will be 1 mph from the SW.
Tonight
67°FMostly clear this evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the upper 60s. Southwest winds around 5 mph.
- 80|69°F70% Chance of StormsHourly details
Day
80°FMostly cloudy. Patchy fog in the morning. A chance of showers with a slight chance of thunderstorms in the morning then showers and thunderstorms likely in the afternoon. Some thunderstorms may produce gusty winds and heavy rainfall in the afternoon. Humid with highs in the lower 80s. Southwest winds around 5 mph. Chance of rain 70 percent.
Night
69°FMostly cloudy with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Patchy fog. Humid with lows in the upper 60s. Southwest winds around 5 mph. Chance of rain 50 percent.
- 84|66°F70% Chance of StormsHourly details
Day
84°FPartly sunny. Patchy fog in the morning. Showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. West winds 5 to 10 mph. Chance of rain 70 percent.
Night
66°FMostly cloudy. Showers likely with a chance of thunderstorms in the evening. Humid with lows in the mid 60s. Northwest winds around 5 mph. Chance of rain 70 percent.
Weekend Weather
- 82|65°FPartly SunnyHourly details
Day
82°FPartly sunny. Highs in the lower 80s.
Night
65°FPartly cloudy. Lows in the lower 60s.
- 81|63°FMostly SunnyHourly details
Day
81°FMostly sunny. Highs in the lower 80s.
Night
63°FPartly cloudy. Lows in the lower 60s.
- 82|63°FMostly SunnyHourly details
Day
82°FMostly sunny. Highs in the lower 80s.
Night
63°FMostly clear. Lows in the lower 60s.
- 86|69°FSunny
Day
86°FSunny hot with highs in the upper 80s.
Night
69°FMostly clear. Lows in the upper 60s.
- 84|68°F30% Chance of Rain
Day
84°FSunny hot with highs in the lower 90s.
Night
68°FMostly clear with a 25% chance for rain and thunderstorms. Low temperature around 68F. Dew point will be around 63F with an average humidity of 74%. Winds will be 5 mph from the NW.
- 81|66°F30% Chance of Rain
Day
81°FSunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 81F. Dew point will be around 62F with an average humidity of 63%. Winds will be 7 mph from the NW.
Night
66°FClear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 66F. Dew point will be around 59F with an average humidity of 69%. Winds will be 5 mph from the NW.
- 80|65°FSunny
Day
80°FSunny. High temperature around 80F. Dew point will be around 60F with an average humidity of 62%. Winds will be 4 mph from the NW.
Night
65°FClear. Low temperature around 65F. Dew point will be around 59F with an average humidity of 70%. Winds will be 3 mph from the NW.













