Rowlett Climate by Month
Rowlett, Texas, United States
Very hot summers and cool winters, with rain spread through the year.
Rowlett has very hot summers and cool winters, with rain spread through the year. Afternoon highs range from 56°F (14°C) in January to 96°F (36°C) in August, and January nights average 35°F (2°C). About 39 in (989 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 96°F(36°C)
- Average high, August
- Coldest nights
- 35°F(2°C)
- Average low, January
- Rain per year
- 39 in(989 mm)
- No clear rainy season
- Humidity
- 64%
- Sunniest: July
Best and worst months in Rowlett
Best for weatherThe most comfortable weather comes in April and October, with highs around 78°F (26°C) and about 4.0 in (101 mm) of rain a month.
Least pleasantJuly and August are the least pleasant; August is the hottest, with highs of 96°F (36°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in April.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Rowlett weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 56°F(14°C) | 35°F(2°C) | 2.2 in(57 mm) | 67% | 2.5 |
| FebFebruary | 61°F(16°C) | 40°F(4°C) | 3.0 in(76 mm) | 64% | 3.2 |
| MarMarch | 69°F(20°C) | 47°F(8°C) | 3.4 in(86 mm) | 67% | 4.1 |
| AprAprilBest | 77°F(25°C) | 55°F(13°C) | 4.1 in(104 mm) | 65% | 5.2 |
| MayMay | 84°F(29°C) | 64°F(18°C) | 5.0 in(128 mm) | 70% | 5.6 |
| JunJune | 91°F(33°C) | 71°F(22°C) | 3.9 in(99 mm) | 66% | 6.3 |
| JulJuly | 96°F(36°C) | 75°F(24°C) | 2.2 in(57 mm) | 60% | 6.8 |
| AugAugust | 96°F(36°C) | 74°F(24°C) | 2.2 in(55 mm) | 58% | 6.2 |
| SepSeptember | 89°F(32°C) | 67°F(19°C) | 3.4 in(86 mm) | 61% | 5.1 |
| OctOctoberBest | 79°F(26°C) | 56°F(13°C) | 3.8 in(97 mm) | 61% | 3.8 |
| NovNovember | 67°F(20°C) | 45°F(7°C) | 2.7 in(69 mm) | 65% | 2.7 |
| DecDecember | 58°F(14°C) | 37°F(3°C) | 3.0 in(75 mm) | 63% | 2.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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