Best time to visit Piscataway Park
April, October and November are the best balance at Piscataway Park: mild and dry for the park (average highs 57° to 68°F), with crowds from busy to very busy. June is busiest, with about 34,000 visitors. January is the quietest, with highs near 44°F.
- Quiet
- Moderate
- Busy
- Very busy
- Few or no visits (may be closed)
- Best months
Month by month
- Station
- Oxon Hill, MD USC00186800
- Lat / lon
- 38.80, -76.99
- Elevation
- 190 ft
- From park center
- 8.3 mi
- Normals
- 1991–2020
- Visits
- 2023–2025
| Field | Jan | Feb | Mar | Aprbest | May | Jun | Jul | Aug | Sep | Octbest | Novbest | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High, °F | 44° | 48° | 56° | 67° | 76° | 84° | 88° | 87° | 80° | 68° | 57° | 48° | 67° |
| Low, °F | 27° | 28° | 35° | 45° | 55° | 64° | 69° | 67° | 61° | 48° | 39° | 31° | 47° |
| Precipitation, in | 3.1 | 2.9 | 4.0 | 3.4 | 4.5 | 4.8 | 5.0 | 4.2 | 4.4 | 3.8 | 3.1 | 3.8 | 46.8 |
| Snow, in | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Daylight, h:mm | 9:44 | 10:41 | 11:50 | 13:09 | 14:15 | 14:51 | 14:37 | 13:40 | 12:23 | 11:07 | 10:01 | 9:28 | |
| Visitors, thousands | 13 | 17 | 23 | 30 | 32 | 34 | 31 | 27 | 22 | 25 | 22 | 20 | 297 |
| Crowds | Moderate | Moderate | Busy | Very busy | Very busy | Very busy | Very busy | Very busy | Busy | Busy | Busy | Busy | |
| Weather | Cool | Cool | Mild, wet | Mild | Mild, wet | Hot | Hot | Hot | Hot | Mild | Mild | Cool |
| Month | High °F | Low °F | Precip., in | Snow, in | Daylight | Visitors | Crowds | Weather |
|---|---|---|---|---|---|---|---|---|
| January | 44° | 27° | 3.1 | – | 9:44 | 13,000 | Moderate | Cool |
| February | 48° | 28° | 2.9 | – | 10:41 | 17,000 | Moderate | Cool |
| March | 56° | 35° | 4.0 | – | 11:50 | 23,000 | Busy | Mild, wet |
| Aprilbest | 67° | 45° | 3.4 | – | 13:09 | 30,000 | Very busy | Mild |
| May | 76° | 55° | 4.5 | – | 14:15 | 32,000 | Very busy | Mild, wet |
| June | 84° | 64° | 4.8 | – | 14:51 | 34,000 | Very busy | Hot |
| July | 88° | 69° | 5.0 | – | 14:37 | 31,000 | Very busy | Hot |
| August | 87° | 67° | 4.2 | – | 13:40 | 27,000 | Very busy | Hot |
| September | 80° | 61° | 4.4 | – | 12:23 | 22,000 | Busy | Hot |
| Octoberbest | 68° | 48° | 3.8 | – | 11:07 | 25,000 | Busy | Mild |
| Novemberbest | 57° | 39° | 3.1 | – | 10:01 | 22,000 | Busy | Mild |
| December | 48° | 31° | 3.8 | – | 9:28 | 20,000 | Busy | Cool |
| Year | 67° | 47° | 46.8 | – | 297,000 | |||
Year: average high and low, total precipitation and snowfall, total visitors. T = trace (under 0.05 in). – = not measured at this station. Updated .
- Hottest July, average high 88°F
- Coldest nights January, average low 27°F
- Source NOAA National Centers for Environmental Information; National Park Service
- Visitors a year about 297,000 (2023–2025 average)
- State Maryland
Closures, reservations and alerts: Piscataway Park on nps.gov
Nearby
- George Washington Memorial ParkwayBest: Apr and Nov · Virginia
- Fort Washington ParkBest: Apr and Nov · Maryland
- Lyndon Baines Johnson Memorial Grove on the PotomacBest: Apr and Nov · Virginia
- Thomas Jefferson MemorialBest: Apr and Nov · Washington, DC