Fort Worth records about 876mm of rain across roughly 80 wet days a year, which is a 22% chance on an average day. May is the wettest month at 118mm (13% of the annual total) and January the driest at 46mm. Local rain type: thunderstorms. Fort Worth shares Dallas's Tornado Alley weather. Spring storms can be severe — take weather warnings seriously from March through June.
Chance of rain on an average day: 22%
Rainfall climatology for Fort Worth. The live hour-by-hour answer for today loads at the top of this page from Open-Meteo and refreshes through the day — the figures below describe a typical year, not today.
Last updated: · Live forecast data refreshes hourly.
| Annual rainfall | 876mm |
| Rain days per year | 80 |
| Odds on an average day | 22% |
| Wettest month | May — 118mm over 11 days |
| Driest month | January — 46mm over 4 days |
| Rain type | thunderstorms |
| Best dry window | October and November offer dry, comfortable conditions. |
| Worst rain window | April through June brings severe thunderstorm season. |
May delivers 157% more rain than January (118mm vs 46mm). That gap is the difference between planning around showers and ignoring them.
No single month holds more than 13% of the annual total, so rain in Fort Worth is spread through the year — there is no season you can rely on being dry.
Fort Worth rain arrives in short, heavy bursts — shelter and timing matter more than gear.
Rain falls on about 11 days in May against 4 in January — the frequency swing matters more for planning than the millimetre totals.
Climate normals. Use them to judge whether today's live forecast at the top of the page is typical or unusual for the season.
| Month | Rainfall | Rain days | Chance on a given day | Highs |
|---|---|---|---|---|
| January | 46mm | 4 | 13% | 13°C |
| February | 55mm | 5 | 17% | 13°C |
| March | 72mm | 7 | 23% | 16°C |
| April | 72mm | 7 | 23% | 22°C |
| May | 118mm | 11 | 37% | 27°C |
| June | 98mm | 9 | 30% | 33°C |
| July | 48mm | 5 | 17% | 36°C |
| August | 48mm | 5 | 17% | 36°C |
| September | 62mm | 6 | 20% | 33°C |
| October | 95mm | 9 | 30% | 27°C |
| November | 62mm | 6 | 20% | 22°C |
| December | 52mm | 5 | 17% | 16°C |
Rain probability is the chance that at least 0.2mm falls at your location — not how long it rains. For Fort Worth we combine the hourly probability curve, expected volume in millimetres, and the city's own rainfall record into a single umbrella verdict.
| Factor | Weight | What it measures |
|---|---|---|
| Hourly probability | 40% | Peak and sustained chance of measurable rain across the next 24 hours. |
| Expected volume | 30% | Total millimetres, which separates a passing shower from a genuine soaking. |
| Timing & duration | 20% | When rain starts, when it eases, and the longest continuous dry window. |
| Local rain type | 10% | Drizzle, brief showers, thunderstorms or monsoon — each needs different gear. |
Live hourly values come from Open-Meteo and refresh through the day. Monthly rainfall figures are climate normals, so they describe a typical year rather than a forecast.
Fort Worth records rain on roughly 80 days a year — about a 22% chance on any given day — totalling around 876mm.
May, with about 118mm over 11 rain days. That is 13% of the entire year's rainfall in a single month.
January is the driest month at 46mm across roughly 4 days. October and November offer dry, comfortable conditions.
Fort Worth shares Dallas's Tornado Alley weather. Spring storms can be severe — take weather warnings seriously from March through June.
No. Probability is the chance that at least 0.2mm of rain falls at your location at some point in the period. Check the expected millimetres alongside it: 40% with 0.4mm is a passing shower, 40% with 12mm is a soaking.