El Niño in Houston
During El Niño, Houston gets on average 50% more rain in October–December than in neutral years (420 mm vs 281 mm).
Weather in Houston: next 7 days
Houston
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Weather forecast: MET Norway (CC BY 4.0), updated every hour. For official warnings, follow your national weather service.
El Niño is active right now: the El Niño columns show what Houston typically sees in this phase.
Monthly rainfall by phase
El NiñoNeutralLa Niña
Month by month
| Month | El Niño | Neutral | La Niña | Change El Niño | Temp. El Niño / neutral |
|---|---|---|---|---|---|
| January | 108 mm | 106 mm | 85 mm | +1% | 9.7 / 10.3 °C |
| February | 92 mm | 77 mm | 62 mm | +20% | 12.1 / 12.2 °C |
| March | 91 mm | 86 mm | 68 mm | +6% | 15.7 / 16.2 °C |
| April | 102 mm | 90 mm | 61 mm | +14% | 19.3 / 20.1 °C |
| May | 204 mm | 120 mm | 104 mm | +70% | 23.2 / 24.6 °C |
| June | 154 mm | 137 mm | 86 mm | +12% | 26.8 / 27.8 °C |
| July | 74 mm | 104 mm | 98 mm | -29% | 28.7 / 28.3 °C |
| August | 76 mm | 123 mm | 88 mm | -38% | 29.1 / 28.6 °C |
| September | 110 mm | 107 mm | 104 mm | +3% | 26.3 / 25.9 °C |
| October | 176 mm | 102 mm | 80 mm | +73% | 21.3 / 21.0 °C |
| November | 117 mm | 98 mm | 98 mm | +20% | 14.8 / 16.2 °C |
| December | 126 mm | 81 mm | 86 mm | +56% | 11.5 / 11.4 °C |
NASA POWER (MERRA-2), 1981–2025, classified by NOAA ONI. Averages, not a forecast.
Frequently asked questions
How does El Niño affect Houston?
During El Niño, Houston gets on average 50% more rain in October–December than in neutral years (420 mm vs 281 mm).
And La Niña?
In October–December, La Niña years average 264 mm, compared with 281 mm in neutral years.
Where does this data come from?
Monthly rainfall and temperature from NASA POWER (MERRA-2 reanalysis, 1981–2025) at 29.76, -95.37, classified by NOAA's Oceanic Niño Index for each month. These are averages; each event is different.