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Iceland weather

Weather in Grundarfjörður for May 2026

Your guide to Grundarfjörður weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Grundarfjörður at the beginning of May is 7.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 7.9 °C by the end of May.

    • Rain 🌧️

  • The climate of Grundarfjörður in May is notably wet, with an average of 14 rainy days, and a total of 78 mm of precipitation.

Average dry days
17
Dry days
Average rainy days
14
Rainy days
Average snowy days
0
Snow days
Average temperatures
8°/6°
Temperatures
Average wind speed
24 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Grundarfjörður Weather May

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

Temperatures trend during May in Grundarfjörður

See the weather trend as well as the moving average line

May weather in Grundarfjörður day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Patchy rain possible
Patchy rain possible
 5° /3° 0.3 mm 2
2 May Patchy rain possible
Patchy rain possible
 6° /4° 2.6 mm 2
3 May Partly cloudy
Partly cloudy
 8° /3° 0 mm 3
4 May Overcast
Overcast
 8° /5° 0 mm 2
5 May Moderate or heavy rain shower
Moderate or heavy rain shower
 8° /6° 9.5 mm 2
6 May Moderate rain at times
Moderate rain at times
 7° /6° 7.9 mm 2
7 May Moderate or heavy rain shower
Moderate or heavy rain shower
 8° /4° 16.3 mm 2
8 May Heavy rain at times
Heavy rain at times
 5° /3° 6.7 mm 2
9 May Patchy rain possible
Patchy rain possible
 4° /2° 1.1 mm 1
10 May Heavy rain at times
Heavy rain at times
 4° /2° 4 mm 1
11 May Patchy rain possible
Patchy rain possible
 6° /2° 0.1 mm 2
12 May Cloudy
Cloudy
 7° /5° 0 mm 2
13 May Overcast
Overcast
 9° /5° 0 mm 2
14 May Partly cloudy
Partly cloudy
 12° /6° 0 mm 4
15 May Cloudy
Cloudy
 12° /8° 0 mm 3
16 May Cloudy
Cloudy
 13° /7° 0 mm 3
17 May Sunny
Sunny
 13° /9° 0 mm 4
18 May Sunny
Sunny
 13° /8° 0 mm 4
19 May Sunny
Sunny
 10° /8° 0 mm 4
20 May Sunny
Sunny
 10° /8° 0 mm 4
21 May Sunny
Sunny
 11° /9° 0 mm 4
22 May Moderate or heavy rain shower
Moderate or heavy rain shower
 10° /8° 15.6 mm 3
23 May Patchy rain possible
Patchy rain possible
 9° /6° 4.8 mm 2
24 May Patchy rain possible
Patchy rain possible
 8° /5° 0.2 mm 2
25 May Patchy rain possible
Patchy rain possible
 8° /5° 0.4 mm 2
26 May Patchy rain possible
Patchy rain possible
 7° /5° 0.1 mm 2
27 May Patchy rain possible
Patchy rain possible
 9° /5° 0.3 mm 2
28 May Light rain shower
Light rain shower
 8° /6° 5.3 mm 2
29 May Light rain shower
Light rain shower
 8° /6° 1.8 mm 2
30 May Patchy rain possible
Patchy rain possible
 7° /6° 0.9 mm 2
31 May Patchy rain possible
Patchy rain possible
 8° /6° 0 mm 2
Next
Important Notice
Our weather forecast for Grundarfjörður in May 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 Grundarfjörður forecast closer to your planned date for the most up-to-date weather information.
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Grundarfjörður in May - FAQ

What are the expected maximum and minimum temperatures in Grundarfjörður during May?
During May, expect a variety of temperatures with highs around 8° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Grundarfjörður during May?
Moderate rainfall is anticipated in Grundarfjörður during May, with a total of 78 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
Will it snow in Grundarfjörður in May 2026?
Grundarfjörður typically sees 0 cm of snowfall during May.
What are the typical wind conditions in Grundarfjörður during May?
The average wind speed in Grundarfjörður during May is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Grundarfjörður

Explore the daily rainfall trends and prepare for Grundarfjörðurs May weather 💧

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Location coordinates Where is Grundarfjörður?

Get accurate weather forecasts for Grundarfjörður, located at latitude 64.924 and longitude -23.263. Stay updated with localized weather information tailored for Grundarfjörður.

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