Clare (Killaloe)
September
Weather in Clare for September 2025
Your guide to Clare weather in September - trends and predictions
In general, the average temperature in Clare at the beginning of September is 17.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 12 °C by the end of September.
Clare experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 31.4 mm.
Is September a good time to visit Clare? check out the best time to travel to Clare page.
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Temperatures
Rain 🌧️
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22
Dry days
8
Rainy days
0
Snow days
16°/7°
Temperatures
19 km/h
Avg max wind
82 %
Avg humidity
Clare in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  20° | 2  15° | 3 17° | 4 14° | 5 17° | 6  22° | 7  19° |
| 8 19° | 9 16° | 10 14° | 11 12° | 12 12° | 13 11° | 14  18° |
| 15 17° | 16 19° | 17  20° | 18 20° | 19 21° | 20 20° | 21 19° |
| 22 15° | 23 18° | 24 13° | 25  13° | 26 9° | 27 11° | 28 13° |
| 29 12° | 30 13° |
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Temperatures trend during September in Clare
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Patchy rain possible | 20° /9° | 0.4 mm | 5 | |
| 2 Sept. | Light drizzle | 15° /10° | 3.7 mm | 4 | |
| 3 Sept. | Light rain shower | 17° /6° | 0.6 mm | 4 | |
| 4 Sept. | Light rain shower | 14° /6° | 0.6 mm | 3 | |
| 5 Sept. | Light drizzle | 17° /5° | 0.8 mm | 4 | |
| 6 Sept. | Partly cloudy | 22° /13° | 0 mm | 6 | |
| 7 Sept. | Fog | 19° /12° | 0.3 mm | 4 | |
| 8 Sept. | Fog | 19° /8° | 0 mm | 4 | |
| 9 Sept. | Patchy rain possible | 16° /7° | 0.1 mm | 4 | |
| 10 Sept. | Light rain shower | 14° /8° | 1.2 mm | 3 | |
| 11 Sept. | Light rain shower | 12° /6° | 1.8 mm | 3 | |
| 12 Sept. | Patchy light drizzle | 12° /3° | 0.7 mm | 3 | |
| 13 Sept. | Patchy rain possible | 11° /2° | 0 mm | 3 | |
| 14 Sept. | Overcast | 18° /8° | 0 mm | 4 | |
| 15 Sept. | Light drizzle | 17° /9° | 1.3 mm | 4 | |
| 16 Sept. | Overcast | 19° /8° | 0 mm | 4 | |
| 17 Sept. | Sunny | 20° /9° | 0 mm | 6 | |
| 18 Sept. | Sunny | 20° /8° | 0 mm | 6 | |
| 19 Sept. | Sunny | 21° /8° | 0 mm | 6 | |
| 20 Sept. | Mist | 20° /9° | 0 mm | 5 | |
| 21 Sept. | Fog | 19° /9° | 0 mm | 4 | |
| 22 Sept. | Light rain | 15° /10° | 3.3 mm | 4 | |
| 23 Sept. | Fog | 18° /7° | 0.1 mm | 4 | |
| 24 Sept. | Patchy rain possible | 13° /7° | 0.1 mm | 3 | |
| 25 Sept. | Cloudy | 13° /4° | 0 mm | 3 | |
| 26 Sept. | Light rain shower | 9° /6° | 6.7 mm | 2 | |
| 27 Sept. | Patchy rain possible | 11° /4° | 0.6 mm | 3 | |
| 28 Sept. | Patchy rain possible | 13° /3° | 0.4 mm | 3 | |
| 29 Sept. | Light rain | 12° /6° | 5.2 mm | 3 | |
| 30 Sept. | Light rain shower | 13° /5° | 3.7 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Clare 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 Clare forecast closer to your planned date for the most up-to-date weather information.
Clare in September - FAQ
What are the expected maximum and minimum temperatures in Clare during September?
Enjoy moderate daytime temperatures of up to 16° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Clare during September?
In September, Clare can expect light to moderate rainfall, totaling 31.4 mm across approximately 8 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Clare during September?
The average wind speed in Clare during September is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Clare in September?
As you prepare for your trip to Clare 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 Clare, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- 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
September rainfall patterns in Clare
Explore the daily rainfall trends and prepare for Clares September weather 💧
UV exposure in Clare during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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