Annual mean 21°C · wettest around May · prevailing wind S
Warmest
34.0 °C
Coldest
14.0 °C
Wettest
72%
Windiest
4.9 m/s
Prevailing
S
3.9 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Brenham over the whole year is 21°C. August is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 8°C. Brenham has no sharply defined rainy season: the chance of rain on a given day runs from 56% in February, the driest month, to 60% in May, the wettest. Winds in Brenham are highest in February, averaging 3.4 m/s (12 km/h), and lightest in September, at 2.0 m/s (7 km/h). The prevailing wind is from the S. The clearest skies in Brenham come in August, when the sky is typically 28% covered; February is the cloudiest month, at 56%.
Month by month Brenham climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
15°C
8°C
11°C
57%
46%
3.0 m/s
31
2
61
February
17°C
10°C
14°C
56%
56%
3.4 m/s
46
8
57
March
22°C
14°C
19°C
56%
51%
3.4 m/s
65
19
56
April
25°C
17°C
23°C
58%
50%
3.4 m/s
64
37
38
May
29°C
21°C
29°C
60%
50%
3.1 m/s
29
56
10
June
32°C
24°C
34°C
59%
36%
2.7 m/s
4
32
0
July
33°C
25°C
36°C
57%
29%
2.5 m/s
2
15
0
August
34°C
25°C
36°C
56%
28%
2.2 m/s
2
13
0
September
31°C
22°C
33°C
58%
32%
2.0 m/s
13
37
3
October
27°C
17°C
26°C
57%
35%
2.3 m/s
36
49
24
November
21°C
13°C
19°C
57%
46%
2.5 m/s
55
23
52
December
17°C
10°C
15°C
58%
49%
2.8 m/s
45
8
61
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Brenham weather by season
Year round, Brenham has days of about 15°C at their warmest in January, its coolest month, and 34°C in August, its warmest; the coolest hours of the day run from 8°C to 25°C through the year, and the average temperature over the year is 21°C around the clock. Rain is most likely around May and least likely around February. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Brenham weather in winterDecember to February
High 16°CLow 9°CRain 57%
Winter in Brenham has typical daily highs of about 16°C and lows of about 9°C, with a 57% chance of rain on a given day.
Brenham weather in springMarch to May
High 25°CLow 17°CRain 58%
Spring in Brenham has typical daily highs of about 25°C and lows of about 17°C, with a 58% chance of rain on a given day.
Brenham weather in summerJune to August
High 33°CLow 25°CRain 57%
Summer in Brenham has typical daily highs of about 33°C and lows of about 25°C, with a 57% chance of rain on a given day.
Brenham weather in autumnSeptember to November
High 26°CLow 17°CRain 57%
Autumn in Brenham has typical daily highs of about 26°C and lows of about 17°C, with a 57% chance of rain on a given day.
When is the rainy season in Brenham?
Brenham has no sharply defined rainy season: the chance of rain on a given day runs from 56% in February, the driest month, to 60% in May, the wettest.
What time of year is Brenham windiest?
Winds in Brenham are highest in February, averaging 3.4 m/s (12 km/h), and lightest in September, at 2.0 m/s (7 km/h). The prevailing wind is from the S.
What is the average temperature in Brenham year round?
The average temperature in Brenham over the whole year is 21°C. August is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 8°C.