Annual mean 20°C · wettest around May · prevailing wind S
Warmest
34.4 °C
Coldest
12.6 °C
Wettest
53%
Windiest
5.5 m/s
Prevailing
S
4.5 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 Killeen over the whole year is 20°C. August is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 5°C. Killeen has no sharply defined rainy season: the chance of rain on a given day runs from 29% in February, the driest month, to 38% in May, the wettest. Winds in Killeen are highest in March, averaging 4.1 m/s (15 km/h), and lightest in September, at 2.8 m/s (10 km/h). The prevailing wind is from the S. The clearest skies in Killeen come in August, when the sky is typically 20% covered; April is the cloudiest month, at 44%.
Month by month Killeen 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
13°C
5°C
8°C
32%
38%
3.4 m/s
20
0
55
February
15°C
7°C
11°C
29%
44%
3.8 m/s
37
4
55
March
21°C
12°C
17°C
34%
42%
4.1 m/s
60
12
63
April
23°C
15°C
21°C
37%
44%
4.1 m/s
67
25
51
May
27°C
20°C
27°C
38%
43%
3.8 m/s
44
52
20
June
32°C
24°C
33°C
36%
30%
3.7 m/s
8
48
1
July
34°C
25°C
35°C
35%
22%
3.6 m/s
2
28
0
August
34°C
25°C
35°C
37%
20%
3.2 m/s
3
27
0
September
31°C
21°C
31°C
37%
28%
2.8 m/s
20
51
7
October
26°C
16°C
24°C
36%
30%
3.1 m/s
48
47
29
November
19°C
11°C
16°C
32%
40%
3.1 m/s
54
11
62
December
16°C
8°C
12°C
33%
40%
3.2 m/s
34
4
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 Killeen weather by season
Year round, Killeen has days of about 13°C at their warmest in January, its coolest month, and 34°C in August, its warmest; the coolest hours of the day run from 5°C to 25°C through the year, and the average temperature over the year is 20°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.
Killeen weather in winterDecember to February
High 15°CLow 7°CRain 31%
Winter in Killeen has typical daily highs of about 15°C and lows of about 7°C, with a 31% chance of rain on a given day.
Killeen weather in springMarch to May
High 24°CLow 16°CRain 36%
Spring in Killeen has typical daily highs of about 24°C and lows of about 16°C, with a 36% chance of rain on a given day.
Killeen weather in summerJune to August
High 33°CLow 25°CRain 36%
Summer in Killeen has typical daily highs of about 33°C and lows of about 25°C, with a 36% chance of rain on a given day.
Killeen weather in autumnSeptember to November
High 25°CLow 16°CRain 35%
Autumn in Killeen has typical daily highs of about 25°C and lows of about 16°C, with a 35% chance of rain on a given day.
When is the rainy season in Killeen?
Killeen has no sharply defined rainy season: the chance of rain on a given day runs from 29% in February, the driest month, to 38% in May, the wettest.
What time of year is Killeen windiest?
Winds in Killeen are highest in March, averaging 4.1 m/s (15 km/h), and lightest in September, at 2.8 m/s (10 km/h). The prevailing wind is from the S.
What is the average temperature in Killeen year round?
The average temperature in Killeen over the whole year is 20°C. August is the hottest month, with highs of about 34°C; January is the coldest, with lows of about 5°C.