Weather in Harrison County, Mississippi for May 2026
Flood Warning - See hour by hour.
Until now, May 2026 in Harrison County is cooler than usual, with temperatures averaging 23.1 °F, this is -2.3 °F below the typical seasonal average.
The forecast for the upcoming days in Harrison County predicts a temperature of 28.4 °F, which is slightly above the historical average.
In general, the average temperature in Harrison County at the beginning of May is 25.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 28.9 °F by the end of May.
The climate of Harrison County in May is notably wet, with an average of 15 rainy days, and a total of 216.1 mm of precipitation.
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Harrison County Weather May
Temperatures trend during May in Harrison County
May weather in Harrison County day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Patchy rain possible | 24° /18° | 10.5 mm | 5 | |
| May 2 | Patchy rain possible | 25° /18° | 10.4 mm | 8 | |
| May 3 |  Moderate or heavy rain shower | 25° /17° | 9.9 mm | 8 | |
| May 4 |  Sunny | 25° /17° | 0 mm | 8 | |
| May 5 | Patchy rain possible | 25° /18° | 0.1 mm | 7 | |
| May 6 | Patchy rain possible | 27° /21° | 1.1 mm | 8 | |
| May 7 |  Heavy rain at times | 27° /22° | 4.2 mm | 5 | |
| May 8 | Moderate or heavy rain shower | 25° /21° | 14.2 mm | 5 | |
| May 9 |  Heavy rain | 26° /19° | 87.2 mm | 7.9 | |
| May 10 | Patchy rain possible | 29° /22° | 3.6 mm | 10.6 | |
| May 11 | Heavy rain | 24° /20° | 25.6 mm | 7.4 | |
| May 12 | Sunny | 26° /16° | 0 mm | 0.2 | |
| May 13 | Sunny | 27° /18° | 0.1 mm | 6 | |
| May 14 | Sunny | 29° /19° | 0 mm | 6 | |
| May 15 | Sunny | 27° /18° | 0 mm | 6 | |
| May 16 | Patchy rain possible | 28° /20° | 0.2 mm | 5 | |
| May 17 | Patchy rain possible | 28° /23° | 0.9 mm | 5 | |
| May 18 | Sunny | 29° /22° | 0.1 mm | 7 | |
| May 19 | Sunny | 30° /22° | 0 mm | 6 | |
| May 20 | Sunny | 30° /21° | 0 mm | 7 | |
| May 21 | Sunny | 32° /22° | 0 mm | 7 | |
| May 22 | Sunny | 32° /22° | 0 mm | 7 | |
| May 23 | Patchy rain possible | 28° /23° | 2.3 mm | 6 | |
| May 24 | Patchy rain possible | 28° /23° | 0.9 mm | 6 | |
| May 25 | Patchy rain possible | 28° /24° | 0.1 mm | 6 | |
| May 26 | Moderate rain at times | 28° /24° | 0.9 mm | 6 | |
| May 27 | Moderate rain at times | 29° /25° | 0.6 mm | 7 | |
| May 28 |  Overcast | 30° /24° | 3.8 mm | 7 | |
| May 29 |  Partly cloudy | 28° /22° | 66.7 mm | 7 | |
| May 30 | Sunny | 30° /22° | 1 mm | 7 | |
| May 31 | Sunny | 29° /21° | 0 mm | 7 | |
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Harrison County in May - FAQ
What are the expected maximum and minimum temperatures in Harrison County during May?
How much rainfall should be expected in Harrison County during May?
What are the typical wind conditions in Harrison County during May?
May rainfall patterns in Harrison County
UV exposure in Harrison County during May
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Where is Harrison County?Get accurate weather forecasts for Harrison County, located at latitude 30.396 and longitude -88.885. Stay updated with localized weather information tailored for Harrison County.