Houston weather by month & the best time to visit
United States · major city break · humid subtropical climate
The best time to visit Houston is March — its sunniest month (Sunshine Score 77/100), with April and November close behind. Houston averages about 2,407 hours of sunshine a year. Daytime highs around 22°C / 72°F and roughly 85 mm of rain in March.
When is the best time to visit Houston?
For sunshine, the best time to visit Houston is March, then April and November. The dullest month is August (49/100, 125 mm of rain). The full month-by-month picture is in the table below.
How sunny is Houston?
Houston gets a moderate 2,407 hours of sunshine a year. March (77/100) is noticeably better than August (49). It ranks #242 of 580 destinations in United States for annual sunshine, above the national median of 2,279 hours. The year's 1,246 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 51 | 16° / 61°F | 5° / 41°F | 89 mm | 3 |
| February | 67 | 18° / 64°F | 7° / 45°F | 69 mm | 5 |
| March | 77 | 22° / 72°F | 11° / 52°F | 85 mm | 6 |
| April | 77 | 26° / 79°F | 15° / 59°F | 87 mm | 7 |
| May | 71 | 30° / 86°F | 19° / 66°F | 119 mm | 8 |
| June | 63 | 33° / 91°F | 23° / 73°F | 126 mm | 9 |
| July | 58 | 34° / 93°F | 24° / 75°F | 110 mm | 9 |
| August | 49 | 35° / 95°F | 24° / 75°F | 125 mm | 9 |
| September | 71 | 32° / 90°F | 21° / 70°F | 118 mm | 8 |
| October | 70 | 28° / 82°F | 15° / 59°F | 128 mm | 6 |
| November | 76 | 22° / 72°F | 10° / 50°F | 94 mm | 4 |
| December | 57 | 17° / 63°F | 6° / 43°F | 96 mm | 3 |
Nearest destinations
Head-to-head
How Houston compares month by month: Houston vs San Antonio · Houston vs Austin · Houston vs Killeen · all comparisons
Houston: questions and answers
What kind of destination is Houston?
Houston is a major city break in United States with a humid subtropical climate.
How many hours of sunshine does Houston get a year?
Houston gets about 2,407 hours of sunshine a year, at its best around March.
When is the best time to visit Houston?
The sunniest time to visit Houston is March, when the Sunshine Score peaks at 77/100 (with April and November close behind). Expect daytime highs around 22°C / 72°F.
What is the least sunny month in Houston?
August is the least sunny month in Houston, scoring 49/100 with about 125 mm of rain.
How strong is the sun in Houston?
The typical midday UV index in Houston peaks around 9 (very high) in June, easing to about 3 (moderate) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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