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Weather & Climate in Jacinto City, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jacinto City has a warm climate with an average annual temperature of 71°F (21°C). Winters average 54°F in January while summers reach 85°F in July. The area gets 314 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 54.1 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 31 feet.
Temperature
54°F Jan (12°C)
85°F Jul (29°C)
| Annual Average | 70.6°F |
| 31% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 85°F (29°C) |
| Sunny Days | 314 days/yr |
Geography
| Elevation | 31 ft (9 m) |
| Area | 1.9 sq mi (4.8 km²) |
| Population Density | 5,112/sq mi |
| Coordinates | 29.7664°N, 95.2412°W |
| Timezone | America/Chicago |
| County | Harris County County |
| Nearest Airport | William P Hobby (HOU) 9 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very High |
| Risk Score | 99.9 / 100 |
| Social Vulnerability | 67.9 / 100 |
| Community Resilience | 17.9 / 100 |
Hazard Breakdown
| Tornado | Very High |
| Hurricane | Very High |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Low |
| Flood | Very High |
| Hail | Relatively Moderate |
| Strong Wind | Very High |
| Heat Wave | Very High |
| Winter Weather | Relatively High |
| Lightning | Very High |
| Ice Storm | Very High |
| Drought | Relatively Moderate |
| Cold Wave | Very High |
| Landslide | Relatively Moderate |
| Coastal Flood | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.5.
| Apr 2, 2024 | 4 km SSW of Round Top, Texas | M2.5 | 144 km | 17 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
18 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Beryl | Category 1 | 92 mph | 90 km |
| 2021 | Nicholas | Category 1 | 75 mph | 116 km |
| 2020 | Laura | Category 4 | 150 mph | 187 km |
| 2020 | Delta | Category 3 | 115 mph | 186 km |
| 2020 | Hanna | Category 1 | 81 mph | 299 km |
| 2019 | Barry | Category 1 | 75 mph | 294 km |
| 2017 | Harvey | Category 4 | 132 mph | 232 km |
| 2008 | Ike | Category 2 | 109 mph | 34 km |
| 2007 | Humberto | Category 1 | 92 mph | 87 km |
| 2005 | Rita | Category 3 | 127 mph | 137 km |
| 2003 | Claudette | Category 1 | 92 mph | 165 km |
| 2002 | Lili | Category 1 | 92 mph | 285 km |
| 1989 | Jerry | Category 1 | 86 mph | 67 km |
| 1989 | Chantal | Category 1 | 81 mph | 83 km |
| 1986 | Bonnie | Category 1 | 86 mph | 92 km |
| 1985 | Juan | Category 1 | 86 mph | 223 km |
| 1985 | Danny | Category 1 | 92 mph | 246 km |
| 1983 | Alicia | Category 3 | 115 mph | 26 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
797 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 29 fatalities, 787 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 21, 1992 | EF4 | 6 km | 30.0 mi | 0 |
| Sep 12, 1961 | EF4 | 67 km | 1.0 mi | 8 |
| Dec 28, 2024 | EF3 | 54 km | 67.9 mi | 0 |
| Dec 28, 2024 | EF3 | 44 km | 10.3 mi | 0 |
| Jan 24, 2023 | EF3 | 19 km | 23.3 mi | 0 |
| Mar 30, 2002 | EF3 | 27 km | 0.7 mi | 0 |
| Jan 1, 1999 | EF3 | 81 km | 5.5 mi | 0 |
| Nov 21, 1992 | EF3 | 32 km | 32.0 mi | 0 |
| Feb 5, 1986 | EF3 | 42 km | 5.0 mi | 2 |
| Dec 13, 1977 | EF3 | 4 km | 25.1 mi | 1 |
| Mar 8, 1976 | EF3 | 48 km | 12.7 mi | 0 |
| Oct 28, 1974 | EF3 | 86 km | 9.6 mi | 1 |
| Oct 28, 1974 | EF3 | 23 km | 3.3 mi | 1 |
| Sep 13, 1974 | EF3 | 53 km | 3.6 mi | 0 |
| Sep 8, 1969 | EF3 | 8 km | 0.8 mi | 0 |
| May 27, 1969 | EF3 | 52 km | 1.5 mi | 3 |
| Mar 23, 1969 | EF3 | 91 km | 0.5 mi | 0 |
| Dec 12, 1968 | EF3 | 64 km | 6.2 mi | 0 |
| Sep 20, 1967 | EF3 | 96 km | 19.9 mi | 0 |
| Sep 20, 1967 | EF3 | 96 km | 19.9 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: RILEY ROAD (18,999 acres, 2011).
| Year | Name | Acres Burned | Distance |
| 2011 | RILEY ROAD | 18,999 | 77 km |
| 2007 | 08 UNIT 1 RX | 16,981 | 96 km |
| 1989 | UNNAMED | 8,539 | 93 km |
| 1994 | UNIT1ARSON | 8,287 | 98 km |
| 1993 | UNNAMED | 7,714 | 93 km |
| 2015 | WF WEST END 2015 | 6,590 | 89 km |
| 1991 | UNNAMED | 6,469 | 92 km |
| 2004 | UNIT 1 WF | 6,421 | 98 km |
| 2019 | UNNAMED | 6,349 | 97 km |
| 2012 | WF FROZEN POINT | 5,738 | 73 km |
| 1993 | WESTEND | 5,700 | 100 km |
| 2010 | RX BURN COMPARTMENT 86-87 | 5,501 | 93 km |
| 2000 | JACKSON DIT | 5,402 | 76 km |
| 2001 | UNIT 1 | 5,313 | 98 km |
| 2017 | TXTMR FY17 RX WHARTON | 5,175 | 68 km |
| 2011 | DYER MILL | 5,170 | 88 km |
| 2010 | WHARTON | 5,084 | 67 km |
| 2013 | UNNAMED | 5,033 | 92 km |
| 2022 | UNIT 1 | 4,911 | 98 km |
| 2021 | HOLDOVER | 4,742 | 94 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 3.7 in | Coldest |
| February | 56°F (13°C) | 3.1 in | |
| March | 63°F (17°C) | 2.8 in | Driest |
| April | 69°F (21°C) | 3.2 in | |
| May | 76°F (25°C) | 5.0 in | |
| June | 81°F (27°C) | 6.1 in | Wettest |
| July | 85°F (29°C) | 4.3 in | Warmest |
| August | 83°F (29°C) | 4.0 in | |
| September | 80°F (26°C) | 5.4 in | |
| October | 71°F (22°C) | 4.2 in | |
| November | 63°F (17°C) | 4.2 in | |
| December | 55°F (13°C) | 3.7 in |
Jacinto City has a seasonal temperature swing of 31°F / from 54°F in January to 85°F in July. Total annual precipitation is 49.6 inches, with June being the wettest month (6.1") and March the driest (2.8").