Baltimore, MD All-Time Weather Extremes
The most extreme temperature, precipitation, and snowfall ever recorded in Baltimore, from NOAA daily weather observations.
| Temperature | ||
|---|---|---|
| Record High | 105.9°F (41°C) | July 22, 2011 |
| Record Low | -7°F (-22°C) | January 17, 1982 and January 22, 1984 |
| Lowest High | 5°F (-15°C) | January 19, 1994 |
| Highest Low | 82°F (28°C) | July 24, 2010 and July 8, 2012 |
| Highest Mean | 93.4°F (34°C) | July 22, 2011 |
| Lowest Mean | 0°F (-18°C) | January 19, 1994 |
| Precipitation | ||
| Max in One Calendar Day | 6.30" (160.0 mm) | August 12, 2014 |
| Max in One Month | 16.73" (425.0 mm) | July 2018 |
| Least in One Month | 0.08" (2.1 mm) | October 2000 |
| Max in One Year | 71.84" (1824.7 mm) | 2018 |
| Least in One Year | 30.19" (766.8 mm) | 1991 |
| Snowfall | ||
| Max in One Calendar Day | 25.5" (64.8 cm) | January 23, 2016 |
| Max in One Month | 50.0" (127.1 cm) | February 2010 |
| Max in One Season | 77.0" (195.7 cm) | 2009-10 |
| Max in One Year | 59.7" (151.6 cm) | 1996 |
| Earliest Snow | 0.3" (0.8 cm) | October 10, 1979 |
| Earliest Measurable Snow | 0.3" (0.8 cm) | October 10, 1979 |
| Latest Snow | 0.7" (1.8 cm) | April 9, 1985 |
| Latest Measurable Snow | 0.7" (1.8 cm) | April 9, 1985 |
| Period of Record | ||
| Temperature | January 1, 1970 – August 1, 2026 | |
| Precipitation | January 1, 1970 – August 1, 2026 | |
| Snowfall | January 1, 1970 – August 1, 2026 | |
Note: Records compiled from NOAA GHCN-Daily observations at BALTIMORE-WASHINGTON INTL AP (9 mi from Baltimore, MD). Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.
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Frequently Asked Questions
What is the hottest temperature ever recorded in Baltimore, MD?
The all-time record high in Baltimore, MD is 105.9°F (41°C), set on July 22, 2011.
What is the coldest temperature ever recorded in Baltimore, MD?
The all-time record low in Baltimore, MD is -7°F (-22°C), set on January 17, 1982 and January 22, 1984.
What is the most rain Baltimore, MD has ever had in one day?
The most precipitation recorded in one calendar day near Baltimore, MD is 6.30 inches, on August 12, 2014.
What is the biggest snowfall ever recorded in Baltimore, MD?
The most snow recorded in one calendar day near Baltimore, MD is 25.5 inches, on January 23, 2016.
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