Keflavík
May
Weather in Keflavík for May 2025
Your guide to Keflavík weather in May - trends and predictions
Snowfall in Keflavík during May is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Keflavík at the beginning of May is 6.6 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 8.9 °C by the end of May.
Keflavík in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 126.3 mm.
Is May a good time to visit Keflavík? check out the best time to travel to Keflavík page.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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12
Dry days
18
Rainy days
1
Snow days
8°/5°
Temperatures
37 km/h
Avg max wind
76 %
Avg humidity
Keflavík in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  7° | 2 7° | 3 7° | 4  7° | |||
| 5  6° | 6 6° | 7 6° | 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 Keflavík
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 | 7° /4° | 0.4 mm | 0 cm | |
| 2 May | Light rain shower | 7° /5° | 2.3 mm | 0 cm | |
| 3 May | Light rain shower | 7° /5° | 1.8 mm | 0 cm | |
| 4 May | Overcast | 7° /5° | 0.1 mm | 0 cm | |
| 5 May | Light sleet showers | 6° /4° | 3.5 mm | 0.2 cm | |
| 6 May | Light sleet showers | 6° /5° | 5.8 mm | 0 cm | |
| 7 May | Light sleet showers | 6° /5° | 5.6 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 Keflavík 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 Keflavík forecast closer to your planned date for the most up-to-date weather information.
Keflavík in May - FAQ
What are the expected maximum and minimum temperatures in Keflavík 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 Keflavík during May?
Significant rainfall exceeding 126.3 mm is expected in Keflavík during May, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Keflavík in May 2025?
Keflavík typically sees 0.29 cm of snowfall during May.
What are the typical wind conditions in Keflavík during May?
The average wind speed in Keflavík during May is 37 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Keflavík in May?
As you prepare for your trip to Keflavík in May, 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 Keflavík, during May, 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
- 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
Keflavík snow forecast May 2025
Track daily snowfall levels and discover Keflavík’s snowy potential this May ❄️
May rainfall patterns in Keflavík
Explore the daily rainfall trends and prepare for Keflavíks May weather 💧
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