Expand
Contents
- The climate of Killeen
- The best time to visit Killeen
- The worst time to visit Killeen
- Spring weather in Killeen
- Summer weather in Killeen
- Autumn weather in Killeen
- Winter weather in Killeen
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Killeen
The city of Killeen is placed in the heart of Texas. Drawing from the Köppen Climate Classification, the city lies in the subtropical region rating it as predominantly Cfa, evidencing no dry season with consistent warmth throughout the year. Temperature ranges from lows of 41.2°F (5.1°C), peaking at a 96.3°F (35.7°C) high, the city offers a spectrum of climatic variations.
From an annual perspective, Killeen is relatively humid from 56% to 74% relative humidity. There is regular rain throughout the year, with total monthly rainfall ranging from 0.98" (25mm) to 3.39" (86mm). The precipitation is inconsistent, with the months having from 6.6 days to 14.3 days of rainfall. Killeen, however, receives only a negligible snowfall of 0.12" (3mm) to 0.31" (8mm), during a brief window from January to February.
Sunshine is abundant, providing luminosity between 5.4 hours to 10.8 hours per day over the period of the year. Overall, the city enjoys plentiful daylight from 10.2 hours to 14.2 hours, ensuring ample sunshine for outdoor activities. The wind is generally mild to moderate throughout the year, averaging from 7.1mph (11.4km/h) to 10.6mph (17.1km/h).
From an annual perspective, Killeen is relatively humid from 56% to 74% relative humidity. There is regular rain throughout the year, with total monthly rainfall ranging from 0.98" (25mm) to 3.39" (86mm). The precipitation is inconsistent, with the months having from 6.6 days to 14.3 days of rainfall. Killeen, however, receives only a negligible snowfall of 0.12" (3mm) to 0.31" (8mm), during a brief window from January to February.
Sunshine is abundant, providing luminosity between 5.4 hours to 10.8 hours per day over the period of the year. Overall, the city enjoys plentiful daylight from 10.2 hours to 14.2 hours, ensuring ample sunshine for outdoor activities. The wind is generally mild to moderate throughout the year, averaging from 7.1mph (11.4km/h) to 10.6mph (17.1km/h).
The best time to visit Killeen
The period between April and June presents the most ideal conditions to visit Killeen. During this time, the weather is mostly warm and moderate, with average high temperatures ranging from 76.5°F (24.7°C) to 90.3°F (32.4°C). The city experiences descent humidity levels from 71% to 74% and is infused with the robust presence of 13 to 14.2 daylight hours. The April to June span is accompanied by only moderate rainfall, making outdoor activities reasonable and enjoyable.
The worst time to visit Killeen
On the contrary, the least favorable period to explore Killeen is inferred to be mid-summer, specifically July and August. In these months, the temperature ascends to the higher end of the spectrum reaching 94.6°F (34.8°C) - 96.3°F (35.7°C). The weather conditions make outdoor activities uncomfortable, strenuous, and less enjoyable. In general, this season is marked by relatively low relative humidity, dropping to 56%, which may result in prolonged periods of dry, oppressive heat.
Spring weather in Killeen
Spring emerges as a pleasant season in Killeen, with easy and comfortable temperatures from 58.1°F (14.5°C) to 76.9°F (24.9°C). Relative humidity is at a reasonable level from 64% to 71%, while average precipitation weighs from 1.02" (26mm) to 2.05" (52mm) spread across 8.4 to 12.6 rainy days. Daylight hours are also on the rise, marking about 12 to 13.7 hours of average daily sunlight.
Summer weather in Killeen
Summer in Killeen is intense, with high temperatures that range from 82.9°F (28.3°C) to 96.3°F (35.7°C), escalating the discomfort level. Despite the appeal of extended daylight hours from 13.7 to 14.2, the harshness of the temperatures combined with the sudden drop in relative humidity to 56% in August can make summer fierce. Rainfall is moderate in summer, with average inches oscillating from 1.81" (46mm) to 3.27" (83mm) over 11 to 14.1 days.
Autumn weather in Killeen
Autumn attributes to a pleasant weather transition, with temperatures falling from 87.8°F (31°C) to 66.7°F (19.3°C). Specifically, November sees a pleasant drop in the average temperature to 66.7°F (19.3°C). The humidity levels oscillate from 65% to 69%. The Autumn months, however, witness a surge in rainfall with the precipitation spreading from 1.97" (50mm) to 3.39" (86mm) over 9.7 to 14.3 days.
Winter weather in Killeen
Winter in Killeen is relatively mild, with temperatures ranging from 41.2°F (5.1°C) to 58.6°F (14.8°C). The% of cloud cover increases slightly over winter, and there are, on average, between 9.5 to 9.7 days of rainfall, delivering from 1.38" (35mm) to 1.34" (34mm). Though snowfall is almost negligible, winter still provides relatively fewer daylight hours, dropping from 10.6 hours to 10.2 hours. The average visibility remains consistent throughout the year at 6 miles, suggesting clear skies even during winter months.
Weather in January
As the new year begins in Killeen, Texas, the weather experiences cooler temperatures compared to the upcoming months. The high and low temperature, respectively, range from 58.1°F (14.5°C) to 41.2°F (5.1°C), offering a relatively chilly atmosphere. Weather in January »
Weather in February
In February, temperatures in Killeen see a slight increase from January, making way for a warmer environment. The month sees somewhat more rain than January, increasing cloud cover and relative humidity. Despite this, visibility remains consistent and wind speeds also show a marginal rise. Weather in February »
Weather in March
The weather in Killeen starts to transition into spring in March, showcasing a significant rise in temperatures. March observes a rise in its monthly rainfall average by more than half an inch, reaching 1.61" (41mm), indicating the onset of the city's rainy season. Weather in March »
Weather in April
April manifests a notable change in Killeen's weather scenario. Temperatures continue their upward trend, creating a warmer ambiance. This month sees the highest rainfall so far in the year, at 2.05" (52mm), turning the city's landscape greener. Weather in April »
Weather in May
Weather conditions in Killeen start showing summer characteristics in May. The temperatures take a significant departure from that of April and it becomes warmer. The city experiences the most rainfall in the year, with an average of 3.27" (83mm), while maintaining increased humidity levels. Weather in May »
Weather in June
June brings about peak summer conditions in Killeen. Marked by soaring temperatures, the city experiences a period of warmth. Despite the heat, rainfall occurs less frequently than in May, and the city dries out. Days get longer and sunlight remains abundant, making it the brightest month of the year. Weather in June »
Weather in July
July is typically the hottest month in Killeen, Texas, with temperatures peaking at an average high of 94.6°F (34.8°C). Sun-soaked days with minimal cloud cover characterize Killeen in these summer months. Residents might notice a slight decrease in rainfall activity compared to the preceding rainy months. Weather in July »
Weather in August
August continues the summer heat in Killeen, with an even higher average temperature, peaking at 96.3°F (35.7°C). It is another month of significant warmth and sun-drenched days, with the humidity gradually decreasing. The frequency of rain continues to decrease, and the city remains dry. Weather in August »
Weather in September
In September, Killeen begins to transition from the heat of summer towards autumn's relatively cooler atmosphere. Temperatures start to dip from their peak in August, indicating a break from the summer heat. With rainfall being almost at par with that in August, there isn't much change in the city's moisture levels. Weather in September »
Weather in October
October brings a significant change to the weather in Killeen with the full onset of autumn. Temperatures fall from those in September, resulting in a cooler and more comfortable environment. Although rainfall increases compared to September, it's still considerably less than peak rainy months. Weather in October »
Weather in November
As Killeen approaches the end of the year, November introduces a cooler climate. The shift in temperatures from October to November is noticeable, making the city's surroundings noticeably cooler. Rainfall reduces significantly, leading to drier days. Weather in November »
Weather in December
The weather in Killeen wraps up the year with the arrival of winter in December. Temperatures drop to their annual low, with an average range from 58.6°F (14.8°C) to 43.2°F (6.2°C). Despite being the driest month, December may occasionally experience a slight snowfall of 0.3 days on average. Weather in December »
Updated: Jun 6, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
January is Killeen's coldest month, registering average high temperatures of 58.1°F (14.5°C) and lows of 41.2°F (5.1°C).
How many days does it rain?
Throughout the year, there are 130.1 rainfall days, and 23.07" (586mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January and February.
How much does it snow?
In Killeen, during the entire year, snow falls for 1.6 days and aggregates up to 0.43" (11mm) of snow.
When does it snow the most?
The month with the most snowfall is February, when snow falls for 0.9 days and typically aggregates up to 0.31" (8mm) of snow.
When it does not snow?
March through December are months without snowfall.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the most humid month?
May is the most humid month, with an average relative humidity of 74%.
When are the longest days?
June has the longest days of the year, with an average of 14h and 6min of daylight.
When is the highest UV index?
June through August, with an average maximum UV index of 7, are months with the highest UV index.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.8h of sunshine.
What is the hottest time of year?
August is the month that records the highest temperatures, with averages ranging from a high of 96.3°F (35.7°C) to a low of 76.1°F (24.5°C).
What is the least humid month?
August is the least humid month, with an average relative humidity of 56%.
What is the rainiest month?
The month with the most rainfall is October, when the rain falls for 9.7 days and typically aggregates up to 3.39" (86mm) of precipitation.
What is the driest month?
November is the month with the least rainfall. Rain falls for 9.1 days and accumulates 0.98" (25mm) of precipitation.
What is the month with the shortest days?
With an average of 10h and 12min of daylight, December has the shortest days of the year.
What is the month with the least sunshine?
With an average of 5.4h of sunshine, December has the least sunshine of the year.
What is the month with the lowest UV index in Killeen?
December is the month with the lowest UV index, with an average maximum UV index of 3.
Average temperature
Killeen, TX
The warmest month (with the highest average high temperature) is August (96.3°F).
The month with the lowest average high temperature is January (58.1°F).
The month with the highest average low temperature is August (76.1°F).
The coldest month (with the lowest average low temperature) is January (41.2°F).
Average pressure
Killeen, TX
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.92"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.11"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Killeen, TX
- Average wind speed in January:
9.6mph - Average wind speed in February:
10.3mph - Average wind speed in March:
10.6mph - Average wind speed in April:
10.5mph - Average wind speed in May:
9.7mph - Average wind speed in June:
8.7mph
- Average wind speed in July:
8.3mph - Average wind speed in August:
7.8mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.5mph - Average wind speed in November:
9.1mph - Average wind speed in December:
9.2mph
The windiest month (with the highest average wind speed) is March (10.6mph).
The calmest month (with the lowest average wind speed) is September (7.1mph).
Average humidity
Killeen, TX
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (56%).
Average rainfall
Killeen, TX
- Average rainfall in January:
1.34" - Average rainfall in February:
1.02" - Average rainfall in March:
1.61" - Average rainfall in April:
2.05" - Average rainfall in May:
3.27" - Average rainfall in June:
2.32"
- Average rainfall in July:
1.81" - Average rainfall in August:
1.93" - Average rainfall in September:
1.97" - Average rainfall in October:
3.39" - Average rainfall in November:
0.98" - Average rainfall in December:
1.38"
The wettest month (with the highest rainfall) is October (3.39").
The driest month (with the least rainfall) is November (0.98").
Average rainfall days
Killeen, TX
- Average rainfall days in January:
6.6 days - Average rainfall days in February:
8.4 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
12.6 days - Average rainfall days in May:
14.1 days - Average rainfall days in June:
11.3 days
- Average rainfall days in July:
11.2 days - Average rainfall days in August:
11 days - Average rainfall days in September:
14.3 days - Average rainfall days in October:
9.7 days - Average rainfall days in November:
9.1 days - Average rainfall days in December:
9.5 days
The month with the highest number of rainy days is September (14.3 days).
The month with the least rainy days is January (6.6 days).
Average snowfall
Killeen, TX
The month with the highest snowfall is February (0.31").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days
Killeen, TX
- Average snowfall days in January:
0.4 days - Average snowfall days in February:
0.9 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.3 days
The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight / Average sunshine
Killeen, TX
- Average daylight in January:
10h and 2min - Average daylight in February:
11h and 1min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 0min - Average daylight in May:
13h and 4min - Average daylight in June:
14h and 1min
- Average daylight in July:
13h and 5min - Average daylight in August:
13h and 1min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 2min - Average daylight in November:
10h and 4min - Average daylight in December:
10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in January:
6h and 1min - Average sunshine in February:
7h and 0min - Average sunshine in March:
7h and 0min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 3min - Average sunshine in September:
8h and 3min - Average sunshine in October:
6h and 5min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days
Killeen, TX
- Average sunshine days in January:
22.3 days - Average sunshine days in February:
16.6 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
14.8 days - Average sunshine days in May:
13.6 days - Average sunshine days in June:
15.5 days
- Average sunshine days in July:
17.3 days - Average sunshine days in August:
17.7 days - Average sunshine days in September:
13.5 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
18.6 days - Average sunshine days in December:
19.5 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is September (13.5 days).
Average UV index
Killeen, TX
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover
Killeen, TX
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility
Killeen, TX
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Killeen, Texas, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location