College Park, Maryland Weather
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Climate of College Park: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), July is usually the hottest month in College Park, with average daytime highs around 31°C. January is the coolest, when nights typically fall to about -4°C and frost is possible on the coldest nights. That is a wide yearly range of roughly 35°C, so the seasons feel very different from each other.
The area receives about 1150 mm of rain in a typical year. Most of it falls from May to October (around 58% of the yearly total), and June is the wettest month at roughly 118 mm.
There is no long, mild season here; September usually comes closest to comfortable outdoor weather, with highs near 27°C.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 4° | -4° | 67 mm | 82% |
| Feb | 6° | -3° | 70 mm | 80% |
| Mar | 11° | 1° | 84 mm | 79% |
| Apr | 18° | 7° | 92 mm | 76% |
| May | 23° | 13° | 109 mm | 78% |
| Jun | 28° | 18° | 118 mm | 74% |
| Jul | 31° | 21° | 116 mm | 69% |
| Aug | 30° | 20° | 109 mm | 70% |
| Sep | 27° | 16° | 107 mm | 72% |
| Oct | 20° | 9° | 105 mm | 76% |
| Nov | 13° | 3° | 80 mm | 79% |
| Dec | 7° | -1° | 95 mm | 83% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around College Park. Values describe typical conditions, not a forecast.
About College Park weather
College Park sits within Maryland's humid subtropical-to-continental climate along the Chesapeake Bay, about 38 km west of Annapolis. Conditions turn hot with hot, humid summers (June–August). By December, expect cool winters (December–February) with occasional snow. This page shows live, auto-refreshing weather for College Park: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo. Local timezone: America/New_York.
Frequently asked questions
College Park is about 38 km west of Annapolis, in Maryland.
College Park sees cool winters (December–February) with occasional snow.
The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for College Park's exact coordinates. No fixed schedule, the page updates whenever you load it.
July is usually the hottest month in College Park, with average daytime highs of about 31°C and nights around 21°C.
The coldest nights come in January, when the average low is about -4°C and daytime highs reach around 4°C. Frost is possible on clear, calm nights.
College Park receives about 1150 mm of rain in a typical year. June is the wettest month at roughly 118 mm, and the main rainy period is May to October.
There is no long mild season in College Park. September usually comes closest to comfortable outdoor weather.
In November College Park typically sees daytime highs near 13°C and lows near 3°C, with about 80 mm of rain over the month and average humidity around 79%. Check the live forecast above for this week's actual conditions.
Up to 16 days ahead using the extended forecast and date picker above; further-out or historical dates use the same date lookup tool.
Live temperature for College Park is shown at the top of this page and refreshes automatically — see the hourly breakdown below for how it changes through the day.
College Park's day-to-day weather follows the broader pattern of Maryland described above. See the hourly weather forecast or the air quality index for more detail.