Reisterstown weather by month
What a typical year looks like in Reisterstown, Maryland: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Cylburn, 18 km from Reisterstown; records cover 2003–2026.
The year at a glance
- Precipitation a year
- 0 in0 mm
- Snow a year
- Rare
- Last spring freeze
- Apr 5
- First fall freeze
- Oct 31
- Heating degree days
- 4,445
- Cooling degree days
- 1,236
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 10°−12° (heating, 99%) and 94°34° (cooling, 1%).
Month by month
Reisterstown in January
Highs average 42°6° and lows 27°−3°, with — of precipitation in a typical January.
- Record high
- 73°23° (2024)
- Record low
- 0°−18° (2014)
- Heating degree days
- 945
- Cooling degree days
- 0
Reisterstown in February
Highs average 46°8° and lows 28°−2°, with — of precipitation in a typical February.
- Record high
- 75°24° (2023)
- Record low
- 0°−18° (2015)
- Heating degree days
- 776
- Cooling degree days
- 0
Reisterstown in March
Highs average 54°12° and lows 34°1°, with — of precipitation in a typical March.
- Record high
- 83°28° (2007)
- Record low
- 9°−13° (2009)
- Heating degree days
- 652
- Cooling degree days
- 1
Reisterstown in April
Highs average 66°19° and lows 45°7°, with — of precipitation in a typical April.
- Record high
- 92°33° (2004)
- Record low
- 25°−4° (2013)
- Heating degree days
- 314
- Cooling degree days
- 20
Reisterstown in May
Highs average 73°23° and lows 55°13°, with — of precipitation in a typical May.
- Record high
- 94°34° (2004)
- Record low
- 34°1° (2020)
- Heating degree days
- 111
- Cooling degree days
- 75
Reisterstown in June
Highs average 82°28° and lows 64°18°, with — of precipitation in a typical June.
- Record high
- 99°37° (2024)
- Record low
- 41°5° (2004)
- Heating degree days
- 13
- Cooling degree days
- 251
Reisterstown in July
Highs average 87°30° and lows 69°21°, with — of precipitation in a typical July.
- Record high
- 101°38° (2015)
- Record low
- 47°8° (2004)
- Heating degree days
- 1
- Cooling degree days
- 400
Reisterstown in August
Highs average 84°29° and lows 67°19°, with — of precipitation in a typical August.
- Record high
- 100°38° (2007)
- Record low
- 51°11° (2004)
- Heating degree days
- 2
- Cooling degree days
- 325
Reisterstown in September
Highs average 77°25° and lows 60°15°, with — of precipitation in a typical September.
- Record high
- 97°36° (2015)
- Record low
- 42°6° (2020)
- Heating degree days
- 43
- Cooling degree days
- 142
Reisterstown in OctoberThis month
Highs average 66°19° and lows 49°9°, with — of precipitation in a typical October.
- Record high
- 91°33° (2015)
- Record low
- 29°−2° (2011)
- Heating degree days
- 257
- Cooling degree days
- 21
Reisterstown in November
Highs average 56°14° and lows 39°4°, with — of precipitation in a typical November.
- Record high
- 83°28° (2003)
- Record low
- 18°−8° (2014)
- Heating degree days
- 524
- Cooling degree days
- 1
Reisterstown in December
Highs average 46°8° and lows 32°0°, with — of precipitation in a typical December.
- Record high
- 73°23° (2006)
- Record low
- 3°−16° (2022)
- Heating degree days
- 807
- Cooling degree days
- 0