Macon weather in May: Macon, Georgia: normal highs, lows, rain and records for May
Macon in May has a normal high of 86°F and a normal low of 60°F, a daily mean of 73°F, rising from 82°F on the 1st to 89°F by the 31st. Measurable precipitation falls on 8 days in a normal May, 2.65 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 30°C and low of 16°C, 67 mm of precipitation in May.
- NOAA stationMacon Middle Ga Regional Airport
- Station IDUSW00003813
- Location32.68°N 83.65°W
- Elevation343 ft (105 m)
- From the center9 miles
- Population157,056
- Jan 59° 36°
- Feb 63° 39°
- Mar 71° 45°
- Apr 78° 51°
- May 86° 60°
- Jun 91° 68°
- Jul 94° 72°
- Aug 92° 71°
- Sep 88° 65°
- Oct 79° 53°
- Nov 69° 43°
- Dec 61° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Macon in May?
The normal high is 86°F and the normal low 60°F, for a daily mean of 72.9°F. May is 8.4°F warmer than April and 6.6°F cooler than June. May is the 5th warmest month of the year in Macon and the 11th wettest. Across the month the normal high rises 7°F, from 82°F on May 1 to 89°F on May 31. From one year to the next May's mean temperature typically moves about 2.3°F either way (NOAA's standard deviation), so roughly two Mays in three average between 71°F and 75°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 30%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 82°F | 55°F | 25% | 17% |
| May 8 | 84°F | 57°F | 25% | 16% |
| May 15 | 86°F | 60°F | 26% | 17% |
| May 22 | 87°F | 62°F | 27% | 18% |
| May 31 | 89°F | 65°F | 30% | 20% |
Every day of May: normal high, low and chance of precipitation (warmest afternoon May 31, coldest night May 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| May 1 | 82°F | 55°F | 25% | 17% | 13 h 30 min |
| May 2 | 82°F | 55°F | 25% | 16% | 13 h 30 min |
| May 3 | 83°F | 56°F | 25% | 16% | 13 h 30 min |
| May 4 | 83°F | 56°F | 25% | 16% | 13 h 30 min |
| May 5 | 83°F | 56°F | 25% | 16% | 13 h 30 min |
| May 6 | 84°F | 57°F | 25% | 16% | 13 h 30 min |
| May 7 | 84°F | 57°F | 25% | 16% | 13 h 40 min |
| May 8 | 84°F | 57°F | 25% | 16% | 13 h 40 min |
| May 9 | 84°F | 58°F | 25% | 16% | 13 h 40 min |
| May 10 | 85°F | 58°F | 25% | 16% | 13 h 40 min |
| May 11 | 85°F | 58°F | 25% | 16% | 13 h 40 min |
| May 12 | 85°F | 59°F | 25% | 16% | 13 h 40 min |
| May 13 | 85°F | 59°F | 25% | 16% | 13 h 50 min |
| May 14 | 86°F | 59°F | 26% | 16% | 13 h 50 min |
| May 15 | 86°F | 60°F | 26% | 17% | 13 h 50 min |
| May 16 | 86°F | 60°F | 26% | 17% | 13 h 50 min |
| May 17 | 86°F | 60°F | 26% | 17% | 13 h 50 min |
| May 18 | 86°F | 61°F | 26% | 17% | 13 h 50 min |
| May 19 | 87°F | 61°F | 27% | 17% | 13 h 50 min |
| May 20 | 87°F | 61°F | 27% | 17% | 14 h |
| May 21 | 87°F | 62°F | 27% | 17% | 14 h |
| May 22 | 87°F | 62°F | 27% | 18% | 14 h |
| May 23 | 88°F | 62°F | 28% | 18% | 14 h |
| May 24 | 88°F | 63°F | 28% | 18% | 14 h |
| May 25 | 88°F | 63°F | 28% | 18% | 14 h |
| May 26 | 88°F | 63°F | 28% | 18% | 14 h |
| May 27 | 88°F | 64°F | 29% | 19% | 14 h |
| May 28 | 88°F | 64°F | 29% | 19% | 14 h |
| May 29 | 89°F | 64°F | 29% | 19% | 14 h 10 min |
| May 30 | 89°F | 64°F | 30% | 19% | 14 h 10 min |
| May 31 | 89°F | 65°F | 30% | 20% | 14 h 10 min |
- Normal high
- 86°FMay average
- Normal low
- 60°FMay average
- Precipitation
- 2.65 inmonth total
- Days with precipitation
- 80.01 inch or more
- Days at 90°F or more
- 8
- Daylight
- 13 h 30 min to 14 h 10 minMay 1 to May 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 25
- Sunshine
- 82%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00003813; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Macon in May?
On a given May day the chance of 0.01 inch or more is 26% on average, highest around May 31 (30%). In all, 2.65 in falls on 8 days of a normal May, 1 of them with an inch or more.
In a normal May in Macon, 8 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00003813.
How humid and windy is Macon in May?
At 3 p.m. the normal temperature is 86°F with 46% relative humidity and a dew point of 63°F; at 6 a.m. it is 66°F with 91% humidity. The wind averages 5.6 mph, most often from the west in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 66°F | 64°F | 91% | 3.1 mph | 66% |
| 9 a.m. | 76°F | 66°F | 69% | 6.5 mph | 65% |
| noon | 84°F | 64°F | 52% | 7.8 mph | 57% |
| 3 p.m. | 86°F | 63°F | 46% | 8.4 mph | 60% |
| 6 p.m. | 83°F | 63°F | 50% | 7.7 mph | 70% |
| 9 p.m. | 74°F | 65°F | 73% | 4.2 mph | 74% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00003813. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for May in Macon?
The warmest May temperature on Macon's official record (since 1892) is 100°F, on May 28, 2019; the coldest is 39°F, on May 3, 2026. The wettest May brought 11.77 in (1957).
The May mean against the 1991-2020 normal of 72.9°F: 2021 70.4°F (−2.5), 2022 74.3°F (+1.4), 2023 70.7°F (−2.3), 2024 73.0°F (+0.1), 2025 72.4°F (−0.5), 2026 71.2°F (−1.7). 2 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 70.4°F | −2.5°F | 1.84 in |
| 2022 | 74.3°F | +1.4°F | 2.88 in |
| 2023 | 70.7°F | −2.3°F | 3.79 in |
| 2024 | 73.0°F | +0.1°F | 2.49 in |
| 2025 | 72.4°F | −0.5°F | 6.10 in |
| 2026 | 71.2°F | −1.7°F | 6.01 in |
Source: records: ACIS, NWS threaded record MCNthr; recent months: ACIS, station USW00003813. Records and recent months use complete months only.
How does May in Macon compare across Georgia?
Across the 101 places PlainClimate covers in Georgia, May normal highs run from 69°F in Mountain City to 88°F in Folkston; Macon's is 86°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.