Hagerstown Climate by Month
Hagerstown, Maryland, United States
Hot summers and cold winters, with rain spread through the year.
Hagerstown has hot summers and cold winters, with rain spread through the year. Expect highs of 87°F (31°C) in July and 40°F (5°C) in January, with the coldest nights (January) near 24°F (-5°C). About 39 in (985 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 87°F(31°C)
- Average high, July
- Coldest nights
- 24°F(-5°C)
- Average low, January
- Rain per year
- 39 in(985 mm)
- No clear rainy season
- Humidity
- 64%
- Sunniest: June
Best and worst months in Hagerstown
Best for weatherMay is the best time for weather in Hagerstown: highs near 75°F (24°C) and about 3.8 in (96 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 40°F (5°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in May.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Hagerstown weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 40°F(5°C) | 24°F(-5°C) | 2.6 in(66 mm) | 66% | 1.8 |
| FebFebruary | 44°F(7°C) | 25°F(-4°C) | 2.2 in(57 mm) | 59% | 2.7 |
| MarMarch | 53°F(12°C) | 32°F(0°C) | 3.2 in(82 mm) | 54% | 3.6 |
| AprApril | 66°F(19°C) | 42°F(5°C) | 3.5 in(88 mm) | 57% | 4.7 |
| MayMayBest | 75°F(24°C) | 52°F(11°C) | 3.8 in(96 mm) | 65% | 5.3 |
| JunJune | 83°F(29°C) | 61°F(16°C) | 4.0 in(101 mm) | 66% | 5.6 |
| JulJuly | 87°F(31°C) | 65°F(19°C) | 3.4 in(87 mm) | 64% | 5.6 |
| AugAugust | 86°F(30°C) | 64°F(18°C) | 3.1 in(80 mm) | 68% | 5.1 |
| SepSeptember | 79°F(26°C) | 57°F(14°C) | 3.9 in(100 mm) | 69% | 4.1 |
| OctOctober | 67°F(20°C) | 45°F(7°C) | 3.2 in(82 mm) | 65% | 3.0 |
| NovNovember | 55°F(13°C) | 35°F(2°C) | 2.8 in(70 mm) | 68% | 2.0 |
| DecDecember | 44°F(7°C) | 27°F(-3°C) | 3.0 in(76 mm) | 70% | 1.6 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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