Seguin Climate by Month
Seguin, Texas, United States
Very hot summers and cool winters, with rain spread through the year.
The climate in Seguin is one of very hot summers and cool winters, with rain spread through the year. Expect highs of 98°F (37°C) in August and 64°F (18°C) in January, with the coldest nights (January) near 40°F (5°C). It gets 34 in (860 mm) of rain a year, spread across the months.
- Warmest month
- 98°F(37°C)
- Average high, August
- Coldest nights
- 40°F(5°C)
- Average low, January
- Rain per year
- 34 in(860 mm)
- No clear rainy season
- Humidity
- 65%
- Sunniest: July
Best and worst months in Seguin
Best for weatherThe most comfortable weather comes in March, with highs around 75°F (24°C) and about 1.9 in (47 mm) of rain a month.
Least pleasantJuly and August are the least pleasant; August is the hottest, with highs of 98°F (37°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 March.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Seguin weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 64°F(18°C) | 40°F(5°C) | 2.2 in(57 mm) | 68% | 2.8 |
| FebFebruary | 68°F(20°C) | 44°F(7°C) | 2.2 in(55 mm) | 65% | 3.2 |
| MarMarchBest | 75°F(24°C) | 51°F(11°C) | 1.9 in(47 mm) | 66% | 4.1 |
| AprApril | 81°F(27°C) | 57°F(14°C) | 2.6 in(66 mm) | 66% | 5.3 |
| MayMay | 87°F(31°C) | 66°F(19°C) | 4.1 in(103 mm) | 67% | 5.8 |
| JunJune | 93°F(34°C) | 72°F(22°C) | 3.8 in(97 mm) | 66% | 6.4 |
| JulJuly | 96°F(36°C) | 74°F(23°C) | 2.1 in(53 mm) | 61% | 6.7 |
| AugAugust | 98°F(37°C) | 73°F(23°C) | 2.5 in(63 mm) | 60% | 6.2 |
| SepSeptember | 92°F(33°C) | 68°F(20°C) | 3.9 in(99 mm) | 63% | 5.2 |
| OctOctober | 83°F(29°C) | 59°F(15°C) | 3.6 in(92 mm) | 65% | 4.0 |
| NovNovember | 73°F(23°C) | 49°F(10°C) | 2.7 in(69 mm) | 65% | 2.9 |
| DecDecember | 65°F(18°C) | 42°F(6°C) | 2.3 in(59 mm) | 65% | 2.5 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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