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Climate
Statistics · City
Normal high in January in Houston
1991–2020 · 1 data point
Updated Oct 21, 2026
Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1991–2020
Weather through the year long-term average 1991–2020 · Houston William P Hobby Ap weather station, 15 km away
64°
46°
Jan
67°
50°
Feb
73°
56°
Mar
79°
62°
Apr
86°
69°
May
91°
75°
Jun
93°
76°
Jul
94°
76°
Aug
89°
73°
Sep
82°
64°
Oct
73°
54°
Nov
66°
48°
Dec
4.1
2.9
3.3
4.1
5.4
6.1
4.6
5.4
5.8
5.8
3.9
4.3
High and low, °F
Precipitation, inches
Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1991–2020
What it means
The typical daytime high in January.
How it is calculated
Average daily maximum in January at the nearest weather station with a long record: 1991–2020, or the latest ten years.
Climate
Southeast Texas in numbers
Average daily high
80 °F
1991–2020
Average daily low
62 °F
1991–2020
Normal annual rainfall
55.6 in
1991–2020
Hot days (30 °C / 86 °F or more)
145
1991–2020
Rainy days
83
1991–2020
Average annual temperature
73 °F
2025
Annual precipitation
42.9 in
2025
CO₂ emissions per person
13.6
2024 · United States