Visitation · Park

Rock Creek Park visitation by month and year

July is the busiest month at Rock Creek, when the average temperature nearby is 78 degrees. December is the quietest, and the average temperature then is 38 degrees. The gap between them is narrow, 231,367 against 105,861. The crowd arrives with the warm weather and leaves with it. Annual visits fell 22.8 percent, from 2,416,232 in 2019 to 1,865,048 in 2025.

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Visits by month, with temperature and precipitation

Visits by month with average temperature, precipitation, snowfall, Rock Creek060k120k180k240kJanuary: 123,539 visits on average, 34.2°FJanFebruary: 114,177 visits on average, 36.8°FFebMarch: 126,698 visits on average, 44.2°FMarApril: 146,434 visits on average, 55.6°FAprMay: 171,216 visits on average, 64.7°FMayJune: 205,063 visits on average, 73.4°FJunJuly: 231,367 visits on average, 78.1°FJulAugust: 212,995 visits on average, 76.3°FAugSeptember: 170,004 visits on average, 69.3°FSepOctober: 155,180 visits on average, 57.4°FOctNovember: 130,382 visits on average, 46.4°FNovDecember: 105,861 visits on average, 38.3°FDecJanuary: 34.2°F averageFebruary: 36.8°F averageMarch: 44.2°F averageApril: 55.6°F averageMay: 64.7°F averageJune: 73.4°F averageJuly: 78.1°F averageAugust: 76.3°F averageSeptember: 69.3°F averageOctober: 57.4°F averageNovember: 46.4°F averageDecember: 38.3°F average30°F40°F50°F60°F70°F80°FVisitsRain and snow, inches0.0 in2.0 in4.0 in6.0 inJanuary: 3.32 in precipitationFebruary: 3.24 in precipitationMarch: 4.15 in precipitationApril: 3.53 in precipitationMay: 4.44 in precipitationJune: 4.24 in precipitationJuly: 5.11 in precipitationAugust: 4.42 in precipitationSeptember: 4.54 in precipitationOctober: 4.40 in precipitationNovember: 3.32 in precipitationDecember: 3.81 in precipitationJanuary: 2.9 in snowFebruary: 1.4 in snowMarch: 0.7 in snowApril: 0.0 in snowMay: 0.0 in snowJune: 0.0 in snowJuly: 0.0 in snowAugust: 0.0 in snowSeptember: 0.0 in snowOctober: 0.0 in snowNovember: 0.0 in snowDecember: 0.8 in snow
Bars are the average recreation visits in each month over 2021 to 2025. The line is the average temperature at Dalecarlia Rsvr, 4 miles from the park's reference point at 150 feet, station USC00182325 in the NOAA 1991 to 2020 climate normals. The lower panel is monthly rain and snow from the same station, also 1991 to 2020 averages.

Annual visits, 1979 to 2025

Annual recreation visits, Rock Creek01M2M198019902000201020201979: 1,156,5931980: 1,059,7941981: 917,3101982: 1,764,5351983: 2,360,7911984: 1,492,6381985: 1,891,5391986: 2,188,2491987: 1,724,6651988: 1,564,4531989: 2,049,6511990: 2,204,1251991: 2,155,7701992: 1,971,4191993: 2,146,5461994: 2,332,0451995: 2,049,1411996: 1,873,8221997: 2,001,0851998: 2,015,8251999: 1,998,7192000: 2,039,5592001: 2,185,8132002: 2,075,6872003: 2,036,7312004: 2,115,5162005: 2,132,0882006: 2,181,8632007: 2,061,3662008: 2,076,4662009: 2,076,5002010: 1,883,4572011: 2,050,4902012: 2,003,3852013: 1,968,9952014: 2,437,9482015: 2,443,7722016: 2,478,7352017: 2,483,7882018: 2,395,3422019: 2,416,2322020: 1,768,1522021: 1,838,3462022: 2,026,1562023: 1,817,8682024: 1,917,1702025: 1,865,0482025: 1.9M
Recreation visits per calendar year. A year with a missing month is left blank rather than estimated.

The last ten years

YearRecreation visitsChange on prior year
20251,865,048-2.7%
20241,917,170+5.5%
20231,817,868-10.3%
20222,026,156+10.2%
20211,838,346+4.0%
20201,768,152-26.8%
20192,416,232+0.9%
20182,395,342-3.6%
20172,483,788+0.2%
20162,478,735+1.4%

Visitation at other parks

Source: NPS Visitor Use Statistics, monthly recreation visits, as compiled for Publicopia Labs. A year is shown only when all twelve months were reported. Temperature, precipitation and snowfall normals are the 1991 to 2020 monthly averages published by NOAA NCEI for station USC00182325, 150 feet above sea level. Data refreshed October 14, 2026.