Climate averages 1991–2020

Fort Worth weather
in May.

A hot, wet month: the 5th warmest and the wettest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 28.0°C Daytime mean, May
Average low 18.4°C Night-time mean, May
Rainfall 123 mm 10 days with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in Fort Worth · average highYear overview

May is a hot month in Fort Worth: daytime highs average 28.0°C and nights cool to about 18.4°C. By daytime temperature it is the 5th warmest of the 12 months.

Expect about 123 mm of rain on roughly 10 days, which makes May a wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 49 min on an average May day.

The nearest other city in this atlas is Arlington (Texas), United States (20 km away). In May its highs average 27.9°C, about as warm as Fort Worth, with 123 mm of rain.

Among the 498 cities listed in the United States, Fort Worth ranks joint 96th of 498 for the warmest May highs and joint 452nd of 498 for the driest May (rainfall, lowest first). The mean May high of those 498 cities is 23.8°C; Fort Worth is 4.2°C warmer than that mean.

From May to June, average highs rise by 4.0°C to 32.0°C, and monthly rainfall falls from 123 mm to 85 mm.

The annual picture

May in context

30-year average
Average highAverage low°C
Average daily high and low temperatures by month The same values are available in the monthly table below. Lines show mean daily maxima and minima, not a forecast interval. 0510152025303540 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly rainfall

Average total · mm
Average monthly rainfall totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 1500

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Fort Worth climate table

1991–2020
Monthly climate averages for Fort Worth, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 13.3°C3.5°C3.5°C636.710.310 h
February 15.7°C5.4°C5.4°C686.811.011 h
March 19.8°C9.3°C9.3°C908.512.012 h
April 24.1°C13.5°C13.5°C948.013.013 h
May, selected 28.0°C18.4°C18.4°C12310.213.814 h
June 32.0°C22.7°C22.7°C857.714.314 h
July 34.6°C25.1°C25.1°C415.014.114 h
August 34.5°C25.1°C25.1°C535.313.413 h
September 30.6°C21.1°C21.1°C635.912.412 h
October 25.2°C15.2°C15.2°C937.311.411 h
November 18.7°C9.2°C9.2°C796.310.511 h
December 14.1°C4.6°C4.6°C786.510.010 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

May in nearby cities

Distance from Fort Worth

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Fort Worth) is explained once on the Fort Worth year overview and on the Sources, method and limits page.