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Weather in Harlingen, United States 🇺🇸

Current Weather in Harlingen

Partly Cloudy
28°C
Feels like 32°C. Partly Cloudy.
🌬️ 18 km/h SSE
💧 85% Humidity
🧭 1013 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 25°C
🌅 Sunrise: 07:13 AM
🌇 Sunset: 07:43 PM
Map Overlays:

Harlingen currently sits at 28°C, partly cloudy, feeling like 32°C. Expect 85% humidity and winds of about 18 km/h, and the UV index is 0 (low). Looking ahead, Harlingen should sit between roughly 26°C and 39°C over the coming days.

Hourly Forecast for Harlingen

01:00
Partly Cloudy
28°
15%
02:00
Overcast
28°
28%
03:00
Clear
27°
14%
04:00
Clear
27°
14%
05:00
Clear
26°
15%
06:00
Clear
27°
11%
07:00
Clear
27°
12%
08:00
Sunny
28°
10%
09:00
Sunny
31°
4%
10:00
Sunny
32°
3%
11:00
Sunny
34°
2%
12:00
Sunny
36°
1%
13:00
Sunny
38°
1%
14:00
Partly Cloudy
39°
3%
15:00
Overcast
39°
8%
16:00
Thundery outbreaks in nearby
38°
9%
17:00
Sunny
36°
2%
18:00
Thundery outbreaks in nearby
35°
10%
19:00
Overcast
33°
11%
20:00
Overcast
31°
14%
21:00
Overcast
30°
18%
22:00
Clear
29°
8%
23:00
Clear
29°
7%
00:00
Cloudy
29°
16%

14-Day Forecast for Harlingen

Tue, Sep 08
Sunny Sunny
39° / 26°
Wed, Sep 09
Overcast Overcast
36° / 27°
Thu, Sep 10
Sunny Sunny
37° / 26°
Fri, Sep 11
Sunny Sunny
38° / 27°
Sat, Sep 12
Sunny Sunny
38° / 28°
Sun, Sep 13
Sunny Sunny
38° / 27°
Mon, Sep 14
Sunny Sunny
39° / 27°
Tue, Sep 15
Sunny Sunny
38° / 27°
Wed, Sep 16
Overcast Overcast
37° / 27°
Thu, Sep 17
Sunny Sunny
36° / 26°
Fri, Sep 18
Sunny Sunny
33° / 25°
Sat, Sep 19
Sunny Sunny
34° / 26°
Sun, Sep 20
Sunny Sunny
35° / 27°
Mon, Sep 21
Sunny Sunny
34° / 26°

Additional Forecasts for Harlingen

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 121.0 μg/m³
O₃ (Ozone) 42.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.4 μg/m³
SO₂ (Sulphur Dioxide) 0.7 μg/m³
PM2.5 (Fine particles) 4.5 μg/m³
PM10 (Coarse particles) 6.4 μg/m³

Historical Weather

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Best Time to Be Outside in Harlingen Today

The most comfortable window in Harlingen today looks like 08:00 to 11:00, when it is around 30°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Harlingen

What is the temperature in Harlingen right now?

Harlingen is sitting at 28°C (82°F) right now, partly cloudy (feels like 32°C).

What's the weather like in Harlingen right now?

Conditions in Harlingen right now: Partly Cloudy, humidity 85%, wind 18 km/h SSE.

What is today's forecast for Harlingen?

Today in Harlingen: high 39°C, low 26°C, sunny. Chance of rain: 6%.

What is the 7-day weather forecast for Harlingen?

Daily highs and lows for Harlingen:

  • 2026-09-08: 39°C / 26°C
  • 2026-09-09: 36°C / 27°C
  • 2026-09-10: 37°C / 26°C
  • 2026-09-11: 38°C / 27°C
  • 2026-09-12: 38°C / 28°C
  • 2026-09-13: 38°C / 27°C
  • 2026-09-14: 39°C / 27°C
Is it going to rain in Harlingen today?

There is a 6% chance of rain in Harlingen today.

What is the wind speed in Harlingen right now?

Wind in Harlingen is currently 18 km/h (11 mph) from the SSE.

What is the UV index in Harlingen right now?

The UV index in Harlingen is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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