Southern Peninsula (Keflavík)
May
Weather in Southern Peninsula for May 2025
Your guide to Southern Peninsula weather in May - trends and predictions
Snowfall in Southern Peninsula during May is quite rare, with fewer than 2 snowy days on average.
According to Southern Peninsula snow forecast for May 2025, no snow is expected at the beginning of the month.Expect cooler weather in first days of May 2025 in Southern Peninsula with the forecast suggesting a temperature of 10.2 °C, lower than the historical average.
In general, the average temperature in Southern Peninsula at the beginning of May is 11.9 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 8.9 °C by the end of May.
Southern Peninsula in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 126.3 mm.
Snow Forecast ❄️
Temperatures
Rain 🌧️
12
Dry days
18
Rainy days
1
Snow days
8°/5°
Temperatures
37 km/h
Avg max wind
76 %
Avg humidity
Southern Peninsula Weather May
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  9° | 2 13° | 3  13° | 4 13° | |||
| 5  12° | 6 11° | 7 12° | 8 6° | 9 7° | 10  8° | 11 9° |
| 12 8° | 13 7° | 14 6° | 15 7° | 16 7° | 17 7° | 18 7° |
| 19  8° | 20 7° | 21 7° | 22 7° | 23  8° | 24 9° | 25 9° |
| 26 10° | 27 11° | 28 9° | 29 7° | 30 8° | 31 8° |
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Temperatures trend during May in Southern Peninsula
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 9° /7° | 1.5 mm | 0 cm | |
| 2 May | Patchy rain possible | 13° /8° | 0.2 mm | 0 cm | |
| 3 May | Overcast | 13° /10° | 0.1 mm | 0 cm | |
| 4 May | Patchy rain possible | 13° /9° | 2.4 mm | 0 cm | |
| 5 May | Sunny | 12° /8° | 0 mm | 0 cm | |
| 6 May | Sunny | 11° /8° | 0 mm | 0 cm | |
| 7 May | Sunny | 12° /8° | 0 mm | 0 cm | |
| 8 May | Patchy rain possible | 6° /5° | 0.4 mm | 0 cm | |
| 9 May | Patchy rain possible | 7° /5° | 1.3 mm | 0 cm | |
| 10 May | Light drizzle | 8° /7° | 5.6 mm | 0 cm | |
| 11 May | Patchy rain possible | 9° /7° | 0.5 mm | 0 cm | |
| 12 May | Light rain shower | 8° /6° | 6.8 mm | 0 cm | |
| 13 May | Patchy rain possible | 7° /5° | 0 mm | 0 cm | |
| 14 May | Sunny | 6° /4° | 0 mm | 0 cm | |
| 15 May | Light drizzle | 7° /5° | 2.6 mm | 0 cm | |
| 16 May | Light drizzle | 7° /4° | 2.8 mm | 0 cm | |
| 17 May | Light drizzle | 7° /5° | 0.6 mm | 0 cm | |
| 18 May | Overcast | 7° /4° | 0 mm | 0 cm | |
| 19 May | Light sleet | 8° /3° | 13.1 mm | 0 cm | |
| 20 May | Patchy rain possible | 7° /5° | 1 mm | 0 cm | |
| 21 May | Light rain shower | 7° /5° | 2.1 mm | 0 cm | |
| 22 May | Light rain shower | 7° /5° | 2 mm | 0 cm | |
| 23 May | Light snow showers | 8° /3° | 8.5 mm | 0.1 cm | |
| 24 May | Light rain shower | 9° /8° | 38.2 mm | 0 cm | |
| 25 May | Patchy rain possible | 9° /8° | 0.9 mm | 0 cm | |
| 26 May | Patchy rain possible | 10° /9° | 0.4 mm | 0 cm | |
| 27 May | Overcast | 11° /8° | 0 mm | 0 cm | |
| 28 May | Light drizzle | 9° /7° | 3.3 mm | 0 cm | |
| 29 May | Overcast | 7° /5° | 0.2 mm | 0 cm | |
| 30 May | Light rain shower | 8° /7° | 7.6 mm | 0 cm | |
| 31 May | Light rain shower | 8° /7° | 8.9 mm | 0 cm | |
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Important Notice
Our weather forecast for Southern Peninsula 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 Southern Peninsula forecast closer to your planned date for the most up-to-date weather information.
Southern Peninsula in May - FAQ
What are the expected maximum and minimum temperatures in Southern Peninsula during May?
During May, expect a variety of temperatures with highs around 8° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Southern Peninsula during May?
Significant rainfall exceeding 126.3 mm is expected in Southern Peninsula during May, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Southern Peninsula in May 2025?
Southern Peninsula typically sees 0.29 cm of snowfall during May.
What are the typical wind conditions in Southern Peninsula during May?
The average wind speed in Southern Peninsula during May is 37 km/h, suggesting breezy to windy conditions, depending on your activities.
Southern Peninsula snow forecast May 2025
Track daily snowfall levels and discover Southern Peninsula’s snowy potential this May ❄️
May rainfall patterns in Southern Peninsula
Explore the daily rainfall trends and prepare for Southern Peninsulas May weather 💧
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