Hurricanes and Tornadoes That Hit Friendswood, TX

The nearest NOAA station with 1991–2020 climate normals is Houston Clover Field, TX, 3 miles west of Friendswood at 44 feet. August is the warmest, with an average high of 94°F and low of 76°F; January is the coolest, at 65°F and 46°F. October is the wettest at 5.8 inches of precipitation on average and March the driest at 2.8 inches; the year adds up to 53.2 inches over 62 days with at least a tenth of an inch. June to November, the hurricane season months, bring 57% of the year's precipitation (30.4 of 53.2 inches); the other six months are drier. September has brought the most of the 55 tropical systems that passed within 75 miles (18); a normal September there has highs of 90°F and 5.4 inches of precipitation. Highs reach 90°F on about 101 days a year, almost all from May to October. Lows fall below freezing on about 6 nights a year. That 53.2 inches is more than at 291 of the 312 Texas stations used on this site (93%). Webster, 4 miles northeast, has its own station (Houston NWSO, TX): 60.0 inches a year, 6.8 more than here, and an August average high of 92°F against 94°F.

Water temperature at the NOAA tide station Manchester, TX, 15 miles north, averaged 89°F in August and 60°F in February over 2021–2025. It averaged 80°F or warmer from June to October. Sea level at the Eagle Point tide gauge, 17 miles from Friendswood, has risen 4.80 ± 0.27 inches per decade from 1993 to 2025, NOAA's linear trend; at that pace it is 48.0 inches in a hundred years. That is faster than at 142 of the 144 U.S. gauges with a NOAA trend.

Since 1996, the National Weather Service has logged 190 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Friendswood: 118 thunderstorm wind reports, 50 flash floods, 18 lightning strikes, 3 heavy rain events and 1 flood. They killed 10 people and injured 3, and the NWS estimated $35.1 million in property and crop damage. The strongest thunderstorm gust on record here was 83 mph, on April 10, 2024. August has had the most flash floods, 11 of 50. Of the 745 Texas cities on this site with a flash flood on record, 673 have had fewer than Friendswood.

Flood insurance policyholders in Friendswood's ZIP code 77546 have filed 6,059 claims with the National Flood Insurance Program since 1978, and were paid $400.9 million for buildings and contents, in the dollars of each year. The most came from Hurricane Harvey in 2017: 1,842 claims (30% of all) and $300.6 million, then Tropical Storm Claudette in 1979 with 1,237 and Tropical Storm Allison in 2001 with 803. 94% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 433 Texas cities on this site with 10 or more claims, 425 have fewer than Friendswood.