McAllen, TX weather and climate in 2024
Day
33 °C
Night
22 °C
Sea
25 °C
Precipitation
72 mm
in month
Rainy days
5 days
in month
Daylight
13 hours
average
Sunshine
7 hours
average
Humidity
74 %
Day
33 °C
Night
22 °C
Sea
25 °C
Precipitation
72 mm
in month
Rainy days
5 days
in month
Daylight
13 hours
average
Sunshine
7 hours
average
Humidity
74 %
Overview: McAllen, TX
Weather charts for McAllen, TX
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Weather overview for McAllen, TX
Weather overview
McAllen, TX enjoys a warm climate year-round with a distinct hot summer and a mild, brief winter. Daytime temperatures peak in the mid-36 °C (97 °F) during July and August, making for long, sunny days perfect for outdoor activities, reaching as high as 37 °C (98 °F). With an impressive average of over 9 hours of sunshine during summer, expect your days to be bright and invigorating. During the winter months, minimum nighttime temperatures drop to an average of 10 °C (49 °F) in January, providing a refreshing contrast to the warm days. Rainfall is minimal throughout the year, but the wettest month is September with approximately 104 mm (4.09 in) of precipitation, marking a brief rainy season.
January weather
January in McAllen marks the start of the year with cooler but still pleasant temperatures averaging 21 °C (70 °F) during the day and dipping to an average min of 10 °C (49 °F) at night. With just 5 days wet days, the month is relatively dry.
February weather
As we move into February, McAllen starts to warm up with average daytime highs of 24 °C (74 °F) and nighttime lows gradually increasing to 11 °C (52 °F). The likelihood of rain is slim, with an average of 4 days of wet days.
March weather
March brings a definitive rise in temperatures in McAllen, with day highs averaging 27 °C (81 °F) and night lows 15 °C (59 °F). The number of wet days stays lower at 3 days, and the gentle winds at 4 m/s keep the air fresh.
April weather
In April, McAllen's temperatures climb with an average high of 31 °C (87 °F) during the day, while the nights remain a cozy 18 °C (65 °F). The wind speed picks up slightly to an average of 5 m/s, contributing to the perfect conditions for kite flying and other wind-reliant activities.
May weather
The month of May ushers in the approach of summer with an increase in temperatures, averaging 33 °C (91 °F) during the day. Expect sunnier skies with 7 hours of sunlight per day and an average of 5 days of wet days, hinting at the coming wet season.
June weather
June in McAllen is characterized by rising temperatures and the highest average max temperatures reaching around 35 °C (95 °F). Nighttime temperatures stay mild at an average of 24 °C (75 °F). While the number of wet days increases to 6 days, the summer sun still shines for an impressive 9 hours per day.
July weather
July brings the peak of summer heat in McAllen, with the average daytime high reaching a scorching 36 °C (97 °F). At night, temperatures remain warm averaging 24 °C (75 °F), and rainfall is moderate at around 5 days of wet days.
August weather
August is just as hot as July in McAllen, with average highs continuing at 37 °C (98 °F), making it the warmest month of the year. Nights offer little relief from the heat, averaging 24 °C (75 °F). The amount of precipitation sees a slight dip to 44 mm (1.75 in) on average.
September weather
September in McAllen sees the beginning of a decline in temperature, but still maintains an average high of 34 °C (93 °F). As the wettest month of the year, expect around 10 days of wet days and a higher amount of rainfall at 104 mm (4.09 in).
October weather
October marks a noticeable change in McAllen's weather as temperatures begin to decrease to a more moderate average high of 31 °C (87 °F). Night temperatures drop to 19 °C (66 °F), providing a pleasant contrast. The rain begins to recede, with only 6 days of wet days.
November weather
November sees a further reduction in daytime highs to an average of 27 °C (80 °F) in McAllen, while the evening cools down to a comfortable 14 °C (58 °F). As the dry season sets in, the number of wet days falls to 4 days, and wind speeds average around 3 m/s.
December weather
December in McAllen brings the onset of winter with the average daytime temperature dropping to 22 °C (72 °F) and night temperatures averaging 10 °C (51 °F). The chance of rain is similar to January with an average of 4 days of wet days, culminating in a typically dry month.
FAQs
Is January in McAllen cold?
January in McAllen is not typically cold, as daytime temperatures usually hover around 21 °C (70 °F), making it a comfortable month for outdoor activities without the intense heat of summer.
Does it get warmer in McAllen in February?
Yes, you'll feel the temperatures in McAllen getting warmer as February progresses, with an average high temperature of 24 °C (74 °F) that is ideal for enjoying the brisk late-winter sunshine.
How warm is McAllen in March?
March sees the warmth rising in McAllen, with daily peaks around 27 °C (81 °F). The temperate climate makes it a beautiful time to explore the blooming nature and enjoy outdoor events.
What type of clothing is suitable for April in McAllen?
Light and airy clothing is ideal for April in McAllen due to the daytime temperatures reaching a warm 31 °C (87 °F). Evenings are pleasant, so a light jacket might come in handy for nighttime outings.
How hot does it get in McAllen in May?
The heat starts to intensify in McAllen during May, with daytime highs rising to an average of 33 °C (91 °F), signifying the onset of the hotter months in the region.
What kind of weather should I expect in McAllen in June?
Expect hot weather in McAllen throughout June, with long, sun-drenched days averaging about 35 °C (95 °F), and a moderate increase in rainfall as the month progresses.
How do I keep cool in McAllen during July?
To keep cool in McAllen's July heat, it is recommended to stay hydrated, wear light clothing, and enjoy indoor activities during the hottest parts of the day, with average temperatures soaring to 36 °C (97 °F).
Is August the hottest month in McAllen?
Indeed, August stands as the hottest month in McAllen with the temperature peaking at an average of 37 °C (98 °F) during the day. The warmth is persistent, so it's important to plan accordingly.
Does the temperature cool down in September in McAllen?
Temperatures in McAllen do start to cool slightly in September, with an average high of 34 °C (93 °F). Though still warm, the transition towards fall begins to be noticeable.
Is October a comfortable month in McAllen?
October is indeed a comfortable month in McAllen, with daytime temperatures averaging around 31 °C (87 °F) which is ideal for a wide range of outdoor and festival activities.
How does McAllen weather change in November?
You'll find November's weather in McAllen transition into cooler days with an average high of 27 °C (80 °F), signifying the approach of the end of the year with less intense heat and a crisper atmosphere.
What is the weather typically like in McAllen during December?
December weather in McAllen is generally mild compared to many areas, with average daytime temperatures reaching 22 °C (72 °F) and the festive air filled with the spirit of the holiday season.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.