Pasadena, Texas Climate by Month
Pasadena, Texas, United States
Hot summers and mild winters, with rain spread through the year.
Pasadena has hot summers and mild winters, with rain spread through the year. Afternoon highs range from 64°F (18°C) in January to 93°F (34°C) in August, and January nights average 46°F (8°C). About 54 in (1371 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 93°F(34°C)
- Average high, August
- Coldest nights
- 46°F(8°C)
- Average low, January
- Rain per year
- 54 in(1371 mm)
- No clear rainy season
- Humidity
- 71%
- Sunniest: July
Best and worst months in Pasadena
Best for weatherThe most comfortable weather comes in March, April and November, with highs around 75°F (24°C) and about 3.7 in (93 mm) of rain a month.
Least pleasantJune and July are the least pleasant; June is the hottest, with highs of 91°F (33°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)
Pasadena weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 64°F(18°C) | 46°F(8°C) | 4.0 in(102 mm) | 69% | 2.6 |
| FebFebruary | 67°F(20°C) | 49°F(10°C) | 3.2 in(82 mm) | 72% | 3.0 |
| MarMarchBest | 74°F(23°C) | 55°F(13°C) | 3.0 in(77 mm) | 73% | 4.1 |
| AprAprilBest | 79°F(26°C) | 61°F(16°C) | 3.3 in(84 mm) | 72% | 5.0 |
| MayMay | 86°F(30°C) | 69°F(21°C) | 3.8 in(97 mm) | 71% | 5.7 |
| JunJune | 91°F(33°C) | 74°F(24°C) | 7.1 in(180 mm) | 71% | 5.9 |
| JulJuly | 93°F(34°C) | 76°F(24°C) | 4.8 in(122 mm) | 72% | 6.1 |
| AugAugust | 93°F(34°C) | 76°F(24°C) | 4.7 in(119 mm) | 69% | 5.6 |
| SepSeptember | 90°F(32°C) | 72°F(22°C) | 6.3 in(160 mm) | 70% | 4.9 |
| OctOctober | 83°F(28°C) | 63°F(17°C) | 4.8 in(121 mm) | 69% | 4.0 |
| NovNovemberBest | 73°F(23°C) | 54°F(12°C) | 4.6 in(118 mm) | 70% | 2.9 |
| DecDecember | 66°F(19°C) | 47°F(8°C) | 4.3 in(109 mm) | 71% | 2.4 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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