Newnan weather in May

In May, Newnan sees average daytime highs of 80°F and overnight lows near 61°F, with 2.9 in of rain across 9.5 wet days and about 13.7 hours of daylight. It is the 5th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 77°F in the first days to 83°F by the end. The sky is clear or mostly clear about 32% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 18 min at the start of May to 14 hours by month's end. Set against the rest of the year, May is Newnan's 5th-clearest and 8th-windiest month. For the whole year in context, see Newnan's year-round climate.

Daytime high
80°
5th warmest
Overnight low
61°
8th coldest
Rainfall
2.9 in
9.5 wet days
Daylight
13 h 42 min
5:44 AM – 7:27 PM
Cloud cover
56%
5th clearest
Wind
6 mph
8th windiest
Solar energy
6.11 kWh/m²
Travel score
6.5
out of 10

Newnan is city in Coweta County, Georgia, United States of America.

Density
742/km²
people per km²
Founded
1828

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 77°F in the first days to 83°F by the end.

A typical May day in Newnan reaches about 80°F in the afternoon and slips back to 61°F overnight — a 20°F spread between the day's warmth and the night's chill. On most days the high lands between 72°F and 88°F. Set against its neighbours, May runs about 7°F warmer than April and about 6°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
17656
27756
37756
47757
57857
67858
77858
87858
97958
107959
117959
128059
138060
148060
158060
168061
178161
188161
198162
208162
218262
228262
238263
248263
258264
268364
278364
288364
298365
308365
318465

How May really feels in Newnan

Once humidity and wind are folded in, May averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Newnan weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan53° / 35°4.2100.6103.2
Feb58° / 38°4.49.70.310.84.1
Mar65° / 45°4.410.20.111.75.9
Apr73° / 52°3.48.7012.87.0
May80° / 61°2.99.5013.76.5
Jun86° / 68°3.714.2014.24.5
Jul88° / 71°4.315.50143.8
Aug87° / 70°3.713.1013.24.2
Sep83° / 64°3.58.6012.26.2
Oct73° / 53°2.86.8011.27.4
Nov63° / 43°3.88010.36.0
Dec56° / 38°4.210.30.29.83.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 48%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25347
35248
45347
55248
65248
75248
85248
95149
105248
115248
125248
135248
145248
155248
165248
175347
185347
195347
205347
215347
225248
235248
245248
255149
265149
275149
284951
294951
304852
314753

Chance of precipitation in May

Any precipitation

Newnan gets around 2.9 in of rain over 9.5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 40% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
128
228
328
428
529
629
729
829
929
1030
1130
1230
1330
1430
1530
1629
1729
1830
1930
2030
2131
2231
2332
2433
2533
2634
2735
2836
2937
3038
3140

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the dry band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
153231860
250241970
349242080
447242090
545242190
6432422100
7422422110
8402423120
9392424130
10382424140
11362425140
12352425150
13342426160
14332427170
15322327180
16312328180
17302328190
18292228201
19282229211
20272129221
21252129231
22242130242
23232130252
24212130262
25202130273
26182130283
27172030293
28152030314
29142030324
30132029335
31121929345

Wind in May

Winds average 6 mph in May.

Across May, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 18 min at the start of May to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:57 AM to 5:36 AM, and sunset from 7:16 PM to 7:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:577:16
213.35:567:16
313.45:557:17
413.45:547:18
513.45:537:19
613.55:527:19
713.55:517:20
813.55:507:21
913.55:497:22
1013.65:497:23
1113.65:487:23
1213.65:477:24
1313.65:467:25
1413.75:457:26
1513.75:457:26
1613.75:447:27
1713.75:437:28
1813.85:427:29
1913.85:427:29
2013.85:417:30
2113.85:417:31
2213.95:407:31
2313.95:397:32
2413.95:397:33
2513.95:387:33
2613.95:387:34
2714.05:377:35
2814.05:377:35
2914.05:377:36
3014.05:367:37
3114.05:367:37

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.11 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 6.11 kWh/m² in May across the year — May's 6.11 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
26.0Bright
36.0Bright
46.0Intense
56.0Intense
66.0Intense
76.0Intense
86.1Intense
96.1Intense
106.1Intense
116.1Intense
126.1Intense
136.1Intense
146.1Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in May

Is May a good time to visit Newnan?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.5
Sightseeing
3rd-best month of the year
6.6
Beach & pool
2nd-best month of the year

May is a reasonable time to visit Newnan for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Newnan in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Newnan sees daytime highs around 80°F and nights near 61°F. Pack sun protection. Worth having: light clothes and rain gear. About 10 days see rain.

sun protectionlight clothesrain gear

UV index in Newnan in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Newnan peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 13UV 10Dec 19UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in Newnan in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Newnan is worst in July — around 21 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (January, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodJul 1620 µg/m³Jan 118 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb10Good
Mar12Moderate
Apr12Good
May14Moderate
Jun17Moderate
Jul21Moderate
Aug17Moderate
Sep13Moderate
Oct10Good
Nov9Good
Dec8Good
Location & terrain

Where is Newnan?

Newnan sits at 33.4°N, 84.8°W, 971 ft above sea level, in United States. The nearest listed city is Peachtree City, 12 mi away.

Topography around Newnan

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Newnan.

Within 2 miles, the terrain around Newnan has only modest variations in elevation — a maximum elevation change of 213 ft around an average of 942 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 390 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,345 ft.

The land around Newnan is covered by trees (65%) within 2 miles, trees (79%) within 10 miles, and trees (83%) within 50 miles.

2 miles
213 ft
10 miles
390 ft
50 miles
1,345 ft
treesgrasslandartificial surfacesbare terrainwater
May weather nearby: Peachtree City 12 mi · South Fulton 16 mi · Fayetteville 21 mi · Union City 21 mi · Carrollton 21 mi · Douglasville 26 mi · Riverdale 26 mi · LaGrange 27 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Newnan (33.3807°, -84.7997°, elevation 971 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).