Allen County (Fort Wayne)
May
Weather in Allen County, Indiana for May 2026
Your guide to Allen County weather in May - trends and predictions
In general, the average temperature in Allen County at the beginning of May is 17.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.1 °F by the end of May.
Allen County experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 181.9 mm.
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Temperatures
Rain 🌧️
More
7
Dry days
24
Rainy days
0
Snow days
20°/10°
Temperatures
20 km/h
Avg max wind
75 %
Avg humidity
Allen County Weather May
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Temperatures trend during May in Allen County
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May weather in Allen County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Moderate rain at times | 18° /8° | 22.8 mm | 4 | |
| May 2 |  Patchy rain possible | 16° /7° | 1.6 mm | 4 | |
| May 3 |  Overcast | 14° /9° | 4.4 mm | 3 | |
| May 4 | Overcast | 16° /7° | 17.1 mm | 4 | |
| May 5 | Overcast | 18° /9° | 2 mm | 4 | |
| May 6 | Patchy rain possible | 18° /9° | 8.9 mm | 4 | |
| May 7 | Moderate or heavy rain shower | 24° /11° | 7.2 mm | 5 | |
| May 8 |  Heavy rain at times | 21° /11° | 15.4 mm | 5 | |
| May 9 | Overcast | 18° /7° | 2.5 mm | 4 | |
| May 10 |  Partly cloudy | 21° /7° | 1.2 mm | 5 | |
| May 11 | Overcast | 21° /10° | 1.2 mm | 5 | |
| May 12 | Moderate or heavy rain shower | 22° /9° | 4.8 mm | 6 | |
| May 13 | Moderate rain at times | 23° /15° | 3.8 mm | 5 | |
| May 14 | Light rain shower | 19° /12° | 11.8 mm | 4 | |
| May 15 | Partly cloudy | 22° /12° | 3.4 mm | 5 | |
| May 16 | Overcast | 24° /13° | 0.6 mm | 6 | |
| May 17 |  Sunny | 21° /11° | 6.4 mm | 5 | |
| May 18 | Sunny | 21° /9° | 5.5 mm | 5 | |
| May 19 | Moderate or heavy rain shower | 23° /12° | 3.7 mm | 5 | |
| May 20 | Overcast | 18° /11° | 33.7 mm | 4 | |
| May 21 | Partly cloudy | 21° /11° | 1.8 mm | 5 | |
| May 22 | Sunny | 20° /11° | 4.1 mm | 5 | |
| May 23 | Partly cloudy | 22° /9° | 0 mm | 6 | |
| May 24 | Patchy rain possible | 23° /9° | 0.9 mm | 5 | |
| May 25 | Overcast | 20° /8° | 0.7 mm | 4 | |
| May 26 | Sunny | 22° /8° | 11.1 mm | 5 | |
| May 27 | Partly cloudy | 19° /10° | 3.7 mm | 4 | |
| May 28 | Partly cloudy | 20° /11° | 0.2 mm | 5 | |
| May 29 | Partly cloudy | 22° /11° | 0.4 mm | 5 | |
| May 30 | Partly cloudy | 21° /10° | 0.5 mm | 5 | |
| May 31 | Partly cloudy | 24° /11° | 0.6 mm | 6 | |
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Important Notice
Our weather forecast for Allen County 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 Allen County forecast closer to your planned date for the most up-to-date weather information.
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Allen County in May - FAQ
What are the expected maximum and minimum temperatures in Allen County during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Allen County during May?
Significant rainfall exceeding 181.9 mm is expected in Allen County during May, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Allen County during May?
The average wind speed in Allen County during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Allen County
Explore the daily rainfall trends and prepare for Allen Countys May weather 💧
UV exposure in Allen County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Allen County?Get accurate weather forecasts for Allen County, located at latitude 41.131 and longitude -85.129. Stay updated with localized weather information tailored for Allen County.
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