Rome weather in May

In May, Rome sees average daytime highs of 66°F and overnight lows near 47°F, with 4.6 in of precipitation across 13.4 wet days and about 14.4 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 62°F in the first days to 70°F by the end. The sky is clear or mostly clear about 23% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 54 min at the start of May to 14 h 54 min by month's end. Set against the rest of the year, May is Rome's 5th-clearest and 8th-windiest month. For the whole year in context, see Rome's year-round climate.

Daytime high
66°
5th warmest
Overnight low
47°
8th coldest
Precipitation
4.6 in
13.4 wet days
Daylight
14 h 30 min
4:44 AM – 7:12 PM
Cloud cover
65%
5th clearest
Wind
6 mph
8th windiest
Solar energy
5.58 kWh/m²
Travel score
5.5
out of 10

Rome is city in Oneida County, New York, United States.

Density
166/km²
people per km²
Founded
1870

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 62°F in the first days to 70°F by the end.

A typical May day in Rome reaches about 66°F in the afternoon and slips back to 47°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 53°F and 79°F. Set against its neighbours, May runs about 12°F warmer than April and about 8°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
16142
26243
36243
46244
56344
66344
76344
86445
96445
106445
116546
126546
136546
146546
156647
166647
176647
186748
196748
206748
216749
226849
236849
246850
256950
266951
276951
287051
297052
307052
317052

How May really feels in Rome

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.

Rome weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan29° / 15°4.215.614.69.20.0
Feb31° / 16°3.512.711.910.20.0
Mar40° / 24°4.213.78.511.60.3
Apr54° / 37°4.813.92.713.23.0
May66° / 47°4.613.40.114.45.5
Jun74° / 56°5.313.8015.16.2
Jul78° / 61°4.813.4014.96.2
Aug76° / 59°4.412.5013.86.6
Sep70° / 52°4.410.8012.36.3
Oct57° / 42°5.113.90.510.83.8
Nov45° / 31°4.514.95.59.50.9
Dec34° / 22°4.816.7138.90.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 62%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23664
33763
43763
53862
63862
73862
83862
93763
103763
113763
123763
133763
143763
153763
163763
173763
183763
193763
203763
213763
223763
233862
243862
253862
263961
273961
283961
293961
303961
313961

Chance of precipitation in May

Any precipitationSnow

Rome gets around 4.6 in of rain and snow over 13.4 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 43% and peaks near 45% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1452
2451
3451
4441
5441
6441
7441
8441
9431
10431
11431
12431
13421
14421
15421
16421
17421
18420
19420
20420
21420
22420
23420
24420
25430
26430
27430
28430
29430
30440
31440

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 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
193610
293610
392710
491720
591720
690820
790820
890820
989920
1089920
11881020
12881020
13871030
14861130
15861130
16851131
17831241
18831241
19811351
20801352
21781462
22761473
23751573
24731584
25721594
26711694
276916105
286817105
296817105
306717115
316518116

Wind in May

Winds average 6 mph in May.

Across May, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 54 min at the start of May to 14 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over May. Sunrise moves from 5:03 AM to 4:31 AM, and sunset from 6:55 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.95:036:55
213.95:016:56
314.05:006:58
414.04:596:59
514.04:577:00
614.14:567:01
714.14:547:02
814.24:537:03
914.24:527:05
1014.24:517:06
1114.34:497:07
1214.34:487:08
1314.44:477:09
1414.44:467:10
1514.44:457:11
1614.54:447:12
1714.54:437:13
1814.54:427:14
1914.64:417:16
2014.64:407:17
2114.64:397:18
2214.74:387:19
2314.74:377:20
2414.74:367:21
2514.84:357:22
2614.84:357:23
2714.84:347:23
2814.94:337:24
2914.94:337:25
3014.94:327:26
3114.94:317:27

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.58 kWh/m².

For context, solar energy here swings from a low near 1.23 kWh/m² to a high of 5.93 kWh/m² in June across the year — May's 5.58 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.4Bright
85.4Bright
95.4Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in May

Is May a good time to visit Rome?

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

5.5
Sightseeing
5th-best month of the year
2.3
Beach & pool
5th-best month of the year

May is a reasonable time to visit Rome for sightseeing.

What to pack for Rome in May

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

In May, Rome sees daytime highs around 66°F and nights near 47°F. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

UV index in Rome in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rome peaks around July 13 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 13UV 8Dec 22UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr5High
May8Very high
Jun8Very high
Jul8Very high
Aug5High
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Rome?

Rome sits at 43.2°N, 75.5°W, 456 ft above sea level, in United States. The nearest listed city is Utica, 14 mi away.

Topography around Rome

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

Within 2 miles, the terrain around Rome has only modest variations in elevation — a maximum elevation change of 157 ft around an average of 456 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,010 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,910 ft.

The land around Rome is covered by trees (52%), grassland (22%) and artificial surfaces (20%) within 2 miles, trees (64%) and grassland (21%) within 10 miles, and trees (77%) within 50 miles.

2 miles
157 ft
10 miles
1,010 ft
50 miles
2,910 ft
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Utica 14 mi · Cicero 34 mi · Clay 36 mi · Syracuse 37 mi · Oswego 55 mi · Cortland 56 mi · Gloversville 57 mi · Watertown 57 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 Rome (43.2129°, -75.4557°, elevation 456 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).