Meridian (ID)
September
Weather in Meridian, Idaho for September 2027
Your guide to Meridian weather in September - trends and predictions
With an average of 5 rainy days, Meridian experiences minimal rainfall in September.
Is September a good time to visit Meridian? check out the best time to travel to Meridian page.
✨ Is September a good time to visit Meridian? – Ask the AI Weatherman
Rain 🌧️
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25
Dry days
5
Rainy days
0
Snow days
27°/12°
Temperatures
18 km/h
Avg max wind
42 %
Avg humidity
Meridian Weather September
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Temperatures trend during September in Meridian
See the weather trend as well as the moving average line
September weather in Meridian day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Partly cloudy | 35° /18° | 0.2 mm | 5 | |
| Sept. 2 |  Sunny | 33° /15° | 0.6 mm | 6 | |
| Sept. 3 |  Moderate rain | 28° /14° | 19.2 mm | 4 | |
| Sept. 4 | Moderate rain | 26° /14° | 18.7 mm | 4 | |
| Sept. 5 | Sunny | 29° /13° | 0 mm | 7 | |
| Sept. 6 |  Overcast | 29° /13° | 0.9 mm | 5 | |
| Sept. 7 | Moderate rain | 25° /13° | 12.5 mm | 7 | |
| Sept. 8 | Partly cloudy | 29° /11° | 0 mm | 6.9 | |
| Sept. 9 | Overcast | 26° /12° | 0 mm | 6 | |
| Sept. 10 |  Thundery outbreaks possible | 29° /12° | 0.8 mm | 5 | |
| Sept. 11 | Sunny | 26° /12° | 0 mm | 6 | |
| Sept. 12 |  Cloudy | 27° /12° | 0 mm | 5 | |
| Sept. 13 | Sunny | 27° /13° | 0.1 mm | 6 | |
| Sept. 14 |  Light rain shower | 22° /12° | 0.5 mm | 5 | |
| Sept. 15 |  Mist | 24° /10° | 0 mm | 6 | |
| Sept. 16 | Sunny | 27° /10° | 0 mm | 5 | |
| Sept. 17 | Sunny | 28° /14° | 0 mm | 5 | |
| Sept. 18 | Patchy rain possible | 26° /13° | 1.9 mm | 4 | |
| Sept. 19 | Overcast | 28° /14° | 0 mm | 5 | |
| Sept. 20 | Overcast | 26° /16° | 0 mm | 4 | |
| Sept. 21 |  Patchy light rain with thunder | 26° /15° | 1.6 mm | 5 | |
| Sept. 22 | Partly cloudy | 26° /11° | 0 mm | 4 | |
| Sept. 23 | Sunny | 28° /11° | 0 mm | 5 | |
| Sept. 24 | Sunny | 31° /12° | 0 mm | 5 | |
| Sept. 25 | Sunny | 28° /14° | 0 mm | 3 | |
| Sept. 26 | Sunny | 22° /9° | 0 mm | 3 | |
| Sept. 27 | Sunny | 22° /8° | 0 mm | 3 | |
| Sept. 28 | Sunny | 26° /11° | 0 mm | 4 | |
| Sept. 29 | Overcast | 22° /12° | 0 mm | 3 | |
| Sept. 30 |  Light rain | 25° /13° | 8.8 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Meridian 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 Meridian forecast closer to your planned date for the most up-to-date weather information.
Change Month
Meridian in September - FAQ
What are the expected maximum and minimum temperatures in Meridian during September?
Enjoy moderate daytime temperatures of up to 27° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Meridian during September?
Moderate rainfall is anticipated in Meridian during September, with a total of 65.6 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Meridian during September?
The average wind speed in Meridian during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Meridian
Explore the daily rainfall trends and prepare for Meridians September weather 💧
Typically, Meridian has 5 rainy days in September with a total of 65.6 mm of rainfall.
UV exposure in Meridian during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Meridian?Get accurate weather forecasts for Meridian, located at latitude 43.612 and longitude -116.392. Stay updated with localized weather information tailored for Meridian.
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