Killeen Weather Year-Round — Best Time to Visit
Killeen, United States has warm weather year-round. The best time to visit is September (score: 91/100). Annual average high: 25.2°C, total rainfall: 832mm.
When is the best time to visit Killeen?
91
September is the best month to visit Killeen with a travel score of 91/100 (Excellent).
Expect highs of 31°C, 6 rain days, and 10.5 hours of daily sunshine.
View September weather details →Travel Score by Month
70
Jan
70
Feb
75
Mar
85
Apr
82
May
88
Jun
88
Jul
88
Aug
91
Sep
87
Oct
76
Nov
70
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Killeen each month?
25.2°C
Avg High
15.1°C
Avg Low
832mm
Annual Rain
How much rain does Killeen get?
Killeen receives 832mm of rain annually. The wettest month is typically May with 111mm, while July is the driest.
What is the weather like each month in Killeen?
January
70
15°C
Low: 5°C
6 rain days
Good
February
70
17°C
Low: 7°C
7 rain days
Good
March
75
21°C
Low: 11°C
9 rain days
Good
April
85
25°C
Low: 14°C
8 rain days
Excellent
May
82
29°C
Low: 19°C
10 rain days
Excellent
June
88
33°C
Low: 23°C
7 rain days
Excellent
July
88
35°C
Low: 24°C
5 rain days
Excellent
August
88
35°C
Low: 25°C
5 rain days
Excellent
September
Best time to visit91
31°C
Low: 22°C
6 rain days
Excellent
October
87
26°C
Low: 16°C
7 rain days
Excellent
November
76
20°C
Low: 10°C
7 rain days
Good
December
70
16°C
Low: 6°C
6 rain days
Good
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Data based on 1994–2024 averages · Last updated: 2024-12-31