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Weather in Portomarín for September 2025

Your guide to Portomarín weather in September - trends and predictions

    Temperatures

  • So far, September 2025 in Portomarín is slightly warmer than the historical average by 1.1 °C.

  • The forecast for the upcoming days in Portomarín predicts a temperature of 24.1 °C, which is slightly above the historical average.

  • In general, the average temperature in Portomarín at the beginning of September is 21.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 23.4 °C by the end of September.

    • Rain 🌧️

  • Portomarín experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 89.4 mm.

    • More

  • Is September a good time to visit Portomarín? check out the best time to travel to Portomarín page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
20
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/9°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Portomarín Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Fog
23°
2
Light drizzle
19°
3
Mist
22°
4
Fog
21°
5
Fog
24°
6
Light rain shower
22°
7
Fog
20°
8
Fog
21°
9
Patchy rain possible
22°
10
Cloudy
20°
11
Patchy rain possible
19°
12
Light rain shower
18°
13
Sunny
21°
14
Fog
25°
15
Patchy rain possible
23°
16
Partly cloudy
30°
17
Sunny
31°
18
Sunny
33°
19
Patchy rain possible
33°
20
Patchy rain possible
21°
21
Patchy rain possible
18°
22
Partly cloudy
17°
23
Mist
19°
24
Patchy rain possible
21°
25
Fog
24°
26
Partly cloudy
25°
27
Patchy rain possible
21°
28
Sunny
22°
29
Fog
24°
30
Sunny
27°

Temperatures trend during September in Portomarín

See the weather trend as well as the moving average line

September weather in Portomarín day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Fog
Fog
 23° /12° 0.9 mm 5
2 Sept. Light drizzle
Light drizzle
 19° /10° 1 mm 5
3 Sept. Mist
Mist
 22° /9° 0.3 mm 5
4 Sept. Fog
Fog
 21° /8° 0.2 mm 5
5 Sept. Fog
Fog
 24° /8° 0.3 mm 5
6 Sept. Light rain shower
Light rain shower
 22° /8° 4 mm 6
7 Sept. Fog
Fog
 20° /8° 3.3 mm 5
8 Sept. Fog
Fog
 21° /7° 0.1 mm 5
9 Sept. Patchy rain possible
Patchy rain possible
 22° /8° 0.2 mm 5
10 Sept. Cloudy
Cloudy
 20° /9° 4.2 mm 5
11 Sept. Patchy rain possible
Patchy rain possible
 19° /8° 1 mm 5
12 Sept. Light rain shower
Light rain shower
 18° /9° 0.7 mm 4
13 Sept. Sunny
Sunny
 21° /7° 0 mm 5
14 Sept. Fog
Fog
 25° /10° 0 mm 6
15 Sept. Patchy rain possible
Patchy rain possible
 23° /10° 0.2 mm 1.2
16 Sept. Partly cloudy
Partly cloudy
 30° /8° 0 mm 1.3
17 Sept. Sunny
Sunny
 31° /12° 0 mm 1.5
18 Sept. Sunny
Sunny
 33° /13° 0 mm 1.5
19 Sept. Patchy rain possible
Patchy rain possible
 33° /14° 0.2 mm 1.1
20 Sept. Patchy rain possible
Patchy rain possible
 21° /9° 0.1 mm 4
21 Sept. Patchy rain possible
Patchy rain possible
 18° /7° 0.1 mm 3
22 Sept. Partly cloudy
Partly cloudy
 17° /7° 0 mm 4
23 Sept. Mist
Mist
 19° /6° 0 mm 3
24 Sept. Patchy rain possible
Patchy rain possible
 21° /8° 0.4 mm 3
25 Sept. Fog
Fog
 24° /11° 0 mm 4
26 Sept. Partly cloudy
Partly cloudy
 25° /12° 0 mm 5
27 Sept. Patchy rain possible
Patchy rain possible
 21° /15° 0.5 mm 4
28 Sept. Sunny
Sunny
 22° /10° 0 mm 4
29 Sept. Fog
Fog
 24° /11° 0.1 mm 6
30 Sept. Sunny
Sunny
 27° /12° 0.7 mm 7
Next
Important Notice
Our weather forecast for Portomarín in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Portomarín forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Portomarín weather in September vs August vs October

Compare September weather in Portomarín with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AugustSeptemberOctober
WeatherCloudy
Cloudy
Cloudy
Cloudy
Patchy rain possible
Patchy rain possible
Temperatures27°/12°21°/9°18°/10°
Rainfall6 mm89 mm198 mm
Wind11.9 km/h10.4 km/h11.2 km/h
Humidity73%78%83%
Rainy days2 days10 days23 days
Dry days29 days20 days8 days

Planning a trip to Portomarín? Discover the best time to visit

Portomarín in September - FAQ

What are the expected maximum and minimum temperatures in Portomarín during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Portomarín during September?
Moderate rainfall is anticipated in Portomarín during September, with a total of 89.4 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Portomarín during September?
The average wind speed in Portomarín during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Portomarín in September?

As you prepare for your trip to Portomarín in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Portomarín, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

September rainfall patterns in Portomarín

Explore the daily rainfall trends and prepare for Portomaríns September weather 💧

UV exposure in Portomarín during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

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Location coordinates Where is Portomarín?

Get accurate weather forecasts for Portomarín, located at latitude 42.806 and longitude -7.616. Stay updated with localized weather information tailored for Portomarín.

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