Harjumaa (Tallinn)
May
Weather in Harjumaa for May 2026
Your guide to Harjumaa weather in May - trends and predictions
In general, the average temperature in Harjumaa at the beginning of May is 9.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 18 °C by the end of May.
Harjumaa experiences moderate rainfall in May, with an average of 7 rainy days and a total precipitation of 18.8 mm.
Temperatures
Rain 🌧️
24
Dry days
7
Rainy days
0
Snow days
15°/6°
Temperatures
16 km/h
Avg max wind
65 %
Avg humidity
Harjumaa Weather May
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Temperatures trend during May in Harjumaa
See the weather trend as well as the moving average line
May weather in Harjumaa day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Sunny | 10° /1° | 0.3 mm | 3 | |
| 2 May |  Patchy rain possible | 13° /4° | 2.5 mm | 3 | |
| 3 May | Patchy rain possible | 11° /3° | 0.1 mm | 2 | |
| 4 May | Patchy rain possible | 8° /3° | 0.5 mm | 2 | |
| 5 May |  Partly cloudy | 7° /1° | 0.1 mm | 3 | |
| 6 May | Patchy rain possible | 7° /1° | 1.3 mm | 2 | |
| 7 May |  Overcast | 8° /0° | 0.3 mm | 2 | |
| 8 May | Partly cloudy | 8° /0° | 0 mm | 3 | |
| 9 May | Patchy rain possible | 11° /1° | 0 mm | 2 | |
| 10 May |  Cloudy | 11° /2° | 1.3 mm | 3 | |
| 11 May | Partly cloudy | 12° /3° | 0 mm | 4 | |
| 12 May | Sunny | 14° /3° | 0 mm | 4 | |
| 13 May | Sunny | 15° /5° | 0.1 mm | 4 | |
| 14 May | Patchy rain possible | 15° /6° | 0.3 mm | 4 | |
| 15 May | Patchy rain possible | 16° /6° | 0.3 mm | 4 | |
| 16 May |  Heavy rain at times | 13° /8° | 4.6 mm | 3 | |
| 17 May | Overcast | 14° /5° | 1.1 mm | 4 | |
| 18 May | Partly cloudy | 13° /6° | 0.6 mm | 4 | |
| 19 May | Sunny | 16° /6° | 0 mm | 4 | |
| 20 May | Sunny | 17° /7° | 0 mm | 5 | |
| 21 May | Overcast | 16° /6° | 0.3 mm | 4 | |
| 22 May | Overcast | 18° /8° | 0.6 mm | 4 | |
| 23 May | Overcast | 18° /8° | 2.7 mm | 4 | |
| 24 May | Patchy rain possible | 19° /9° | 0.4 mm | 5 | |
| 25 May | Light rain shower | 17° /9° | 3.3 mm | 4 | |
| 26 May | Patchy rain possible | 18° /8° | 0.6 mm | 4 | |
| 27 May | Partly cloudy | 18° /9° | 0.2 mm | 5 | |
| 28 May | Overcast | 19° /8° | 0.4 mm | 4 | |
| 29 May | Overcast | 18° /9° | 1.7 mm | 4 | |
| 30 May | Patchy rain possible | 18° /8° | 1.4 mm | 4 | |
| 31 May | Partly cloudy | 18° /8° | 1.2 mm | 4 | |
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Important Notice
Our weather forecast for Harjumaa 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 Harjumaa forecast closer to your planned date for the most up-to-date weather information.
Change Month
Harjumaa in May - FAQ
What are the expected maximum and minimum temperatures in Harjumaa during May?
During May, expect a variety of temperatures with highs around 15° and lows near 6°, suitable for diverse activities and preferences.
How much rainfall should be expected in Harjumaa during May?
Expect minimal rainfall in Harjumaa during May, with a total of 18.8 mm over approximately 7 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Harjumaa during May?
The average wind speed in Harjumaa during May is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Harjumaa
Explore the daily rainfall trends and prepare for Harjumaas May weather 💧
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