January Of 2026's Weather Summary Mount Joy, PA

some monthly records from my personal weather station for the month of January, 2026. This page is a work in progress.
Here are some monthly temperature stats from my weather station for the month of January.
January Minimums And Maxes
MaxLowest MaxMinimumHighest Minimum
Temperature 58.3 ℉ on It is 2026-01-07 9.7 ℉ on It is 2026-01-31 0.9 ℉ on It is 2026-01-29 38.7 ℉ on It is 2026-01-10
Dew Point 48.4 ℉ on It is 2026-01-09 -0.3 ℉ ℉ on It is 2026-01-31 -9.4 ℉ on It is 2026-01-24 38.4 ℉ onIt is 2026-01-10
Feels Like 58.3 ℉ on It is 2026-01-07 9.7 ℉ onIt is 2026-01-31 -8.8 ℉ on It is 2026-01-24 34.8 ℉ on It is 2026-01-10
Monthly Temperature This image is a line graph of the average, low and high for the month of January. 120 120 ℉ 110 110 ℉ 100 100 ℉ 90 90 ℉ 80 80 ℉ 70 70 ℉ 60 60 ℉ 50 50 ℉ 40 40 ℉ 30 30 ℉ 20 20 ℉ 10 10 ℉ 0 0 ℉ -10 -10 ℉ -20 -20 ℉ 120 ℉ 110 ℉ 100 ℉ 90 ℉ 80 ℉ 70 ℉ 60 ℉ 50 ℉ 40 ℉ 30 ℉ 20 ℉ 10 ℉ 0 ℉ -10 ℉ -20 ℉ 1Thursday, January 1, 2026 2Friday, January 2, 2026 3Saturday, January 3, 2026 4Sunday, January 4, 2026 5Monday, January 5, 2026 6Tuesday, January 6, 2026 7Wednesday, January 7, 2026 8Thursday, January 8, 2026 9Friday, January 9, 2026 10Saturday, January 10, 2026 11Sunday, January 11, 2026 12Monday, January 12, 2026 13Tuesday, January 13, 2026 14Wednesday, January 14, 2026 15Thursday, January 15, 2026 16Friday, January 16, 2026 17Saturday, January 17, 2026 18Sunday, January 18, 2026 19Monday, January 19, 2026 20Tuesday, January 20, 2026 21Wednesday, January 21, 2026 22Thursday, January 22, 2026 23Friday, January 23, 2026 24Saturday, January 24, 2026 25Sunday, January 25, 2026 26Monday, January 26, 2026 27Tuesday, January 27, 2026 28Wednesday, January 28, 2026 29Thursday, January 29, 2026 30Friday, January 30, 2026 31Saturday, January 31, 2026 Monthly Dew Point This image is a line graph of the average, low and high for the month of January. 120 120 ℉ 110 110 ℉ 100 100 ℉ 90 90 ℉ 80 80 ℉ 70 70 ℉ 60 60 ℉ 50 50 ℉ 40 40 ℉ 30 30 ℉ 20 20 ℉ 10 10 ℉ 0 0 ℉ -10 -10 ℉ -20 -20 ℉ 120 ℉ 110 ℉ 100 ℉ 90 ℉ 80 ℉ 70 ℉ 60 ℉ 50 ℉ 40 ℉ 30 ℉ 20 ℉ 10 ℉ 0 ℉ -10 ℉ -20 ℉ 1Thursday, January 1, 2026 2Friday, January 2, 2026 3Saturday, January 3, 2026 4Sunday, January 4, 2026 5Monday, January 5, 2026 6Tuesday, January 6, 2026 7Wednesday, January 7, 2026 8Thursday, January 8, 2026 9Friday, January 9, 2026 10Saturday, January 10, 2026 11Sunday, January 11, 2026 12Monday, January 12, 2026 13Tuesday, January 13, 2026 14Wednesday, January 14, 2026 15Thursday, January 15, 2026 16Friday, January 16, 2026 17Saturday, January 17, 2026 18Sunday, January 18, 2026 19Monday, January 19, 2026 20Tuesday, January 20, 2026 21Wednesday, January 21, 2026 22Thursday, January 22, 2026 23Friday, January 23, 2026 24Saturday, January 24, 2026 25Sunday, January 25, 2026 26Monday, January 26, 2026 27Tuesday, January 27, 2026 28Wednesday, January 28, 2026 29Thursday, January 29, 2026 30Friday, January 30, 2026 31Saturday, January 31, 2026 Monthly Feels Like This image is a line graph of the average, low and high for the month of January. 120 120 ℉ 110 110 ℉ 100 100 ℉ 90 90 ℉ 80 80 ℉ 70 70 ℉ 60 60 ℉ 50 50 ℉ 40 40 ℉ 30 30 ℉ 20 20 ℉ 10 10 ℉ 0 0 ℉ -10 -10 ℉ -20 -20 ℉ 120 ℉ 110 ℉ 100 ℉ 90 ℉ 80 ℉ 70 ℉ 60 ℉ 50 ℉ 40 ℉ 30 ℉ 20 ℉ 10 ℉ 0 ℉ -10 ℉ -20 ℉ 1Thursday, January 1, 2026 2Friday, January 2, 2026 3Saturday, January 3, 2026 4Sunday, January 4, 2026 5Monday, January 5, 2026 6Tuesday, January 6, 2026 7Wednesday, January 7, 2026 8Thursday, January 8, 2026 9Friday, January 9, 2026 10Saturday, January 10, 2026 11Sunday, January 11, 2026 12Monday, January 12, 2026 13Tuesday, January 13, 2026 14Wednesday, January 14, 2026 15Thursday, January 15, 2026 16Friday, January 16, 2026 17Saturday, January 17, 2026 18Sunday, January 18, 2026 19Monday, January 19, 2026 20Tuesday, January 20, 2026 21Wednesday, January 21, 2026 22Thursday, January 22, 2026 23Friday, January 23, 2026 24Saturday, January 24, 2026 25Sunday, January 25, 2026 26Monday, January 26, 2026 27Tuesday, January 27, 2026 28Wednesday, January 28, 2026 29Thursday, January 29, 2026 30Friday, January 30, 2026 31Saturday, January 31, 2026
  • It stayed below freezing on 11 days this month.
  • It dropped below freezing on 27 days this month.
  • It did not get above 90 ℉ during January.
  • There were 1184 heating degree during the month of January.
  • The narrowest temperature range was 5.9℉ on It is 2026-01-25 and the widest temperature range was on 35.1℉ on It is 2026-01-21.
Here are some monthly wind stats from my weather station for the month of January.
  • The windiest day of the month was on It is 2026-01-11 when the wind averaged 32.4 mph
  • 3.4 mph was the lowest average wind during this and it occurred on It is 2026-01-31.
  • The highest wind gust this month was 35.1 mph on It is 2026-01-11
  • The lowest wind gust this month was 4.9 mph on It is 2026-01-31.
Here are some monthly lightning stats from my weather station for the month of January
  • We had lighting on 5 days during the month of January.
  • The most lightning strikes in a day this month was 1 on It is 2026-01-05.
  • The most lightning strikes in an an hour this month was 1 on It is 2026-01-05.
Here are some monthly rain stats from my weather station for the month of January
  • This month it rained 1 day.
  • The daily maximum rainfall this month was 17.72 ″ on It is 2026-01-17.
  • The wettest period was 1 days that ended on It is 2026-01-17.
  • The Driest period lasted 16 days that ended on It is 2026-01-16.
  • January's monthly rainfall was 17.72 inches.
  • The heaviest rain rate was 30.16 ″ on It is 2026-01-17.
Monthly Rain This image is a line graph of the rainfall for the month of January. 20 20 Inches Of Rain18 18 Inches Of Rain16 16 Inches Of Rain14 14 Inches Of Rain12 12 Inches Of Rain10 10 Inches Of Rain8 8 Inches Of Rain6 6 Inches Of Rain4 4 Inches Of Rain2 2 Inches Of Rain0 0 Inches Of Rain 20 Inches Of Rain 18 Inches Of Rain 16 Inches Of Rain 14 Inches Of Rain 12 Inches Of Rain 10 Inches Of Rain 8 Inches Of Rain 6 Inches Of Rain 4 Inches Of Rain 2 Inches Of Rain 0 Inches Of Rain 1January 12January 23January 34January 45January 56January 67January 78January 89January 910January 1011January 1112January 1213January 1314January 1415January 1516January 1617January 1718January 1819January 1920January 2021January 2122January 2223January 2324January 2425January 2526January 2627January 2728January 2829January 2930January 3031January 31
Here are some monthly barometric pressure stats from my weather station for the month of January
  • The barometric pressure ranged from a low of 29.44 inches of mercury on It is 2026-01-15 to a high of 30.79 inches of mercury on It is 2026-01-24.
Monthly Presure This image is a line graph of the average, low and high for the month of January. 31.50 31.50 Inches Of Mercury31.25 31.25 Inches Of Mercury31.00 31.00 Inches Of Mercury30.75 30.75 Inches Of Mercury30.50 30.50 Inches Of Mercury30.25 30.25 Inches Of Mercury30.00 30.00 Inches Of Mercury29.75 29.75 Inches Of Mercury29.50 29.50 Inches Of Mercury29.25 29.25 Inches Of Mercury29.00 29.00 Inches Of Mercury28.75 28.75 Inches Of Mercury28.50 28.50 Inches Of Mercury 31.50 Inches Of Mercury 31.25 Inches Of Mercury 31.00 Inches Of Mercury 30.75 Inches Of Mercury 30.50 Inches Of Mercury 30.25 Inches Of Mercury 30.00 Inches Of Mercury 29.75 Inches Of Mercury 29.50 Inches Of Mercury 29.25 Inches Of Mercury 29.00 Inches Of Mercury 28.75 Inches Of Mercury 28.50 Inches Of Mercury 1Thursday, January 1, 2026 12Friday, January 2, 2026 23Saturday, January 3, 2026 34Sunday, January 4, 2026 45Monday, January 5, 2026 56Tuesday, January 6, 2026 67Wednesday, January 7, 2026 78Thursday, January 8, 2026 89Friday, January 9, 2026 910Saturday, January 10, 2026 1011Sunday, January 11, 2026 1112Monday, January 12, 2026 1213Tuesday, January 13, 2026 1314Wednesday, January 14, 2026 1415Thursday, January 15, 2026 1516Friday, January 16, 2026 1617Saturday, January 17, 2026 1718Sunday, January 18, 2026 1819Monday, January 19, 2026 1920Tuesday, January 20, 2026 2021Wednesday, January 21, 2026 2122Thursday, January 22, 2026 2223Friday, January 23, 2026 2324Saturday, January 24, 2026 2425Sunday, January 25, 2026 2526Monday, January 26, 2026 2627Tuesday, January 27, 2026 2728Wednesday, January 28, 2026 2829Thursday, January 29, 2026 2930Friday, January 30, 2026 3031Saturday, January 31, 2026 31
Here are some monthly humidity stats from my weather station for the month of January
  • The lowest humidiy recorded during January was 30% on It is 2026-01-23.