Rayong weather in June

In June, Rayong sees average daytime highs of 31°C and overnight lows near 26°C, with 210 mm of rain across 24.5 wet days and about 12.7 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 3% of the time in June, and the air most often feels miserable.

Daylight stretches from about 12 h 42 min at the start of June to 12 h 42 min by month's end. Set against the rest of the year, June is Rayong's 9th-clearest and 3rd-windiest month. For the whole year in context, see Rayong's year-round climate.

Daytime high
31°
4th warmest
Overnight low
26°
12th coldest
Rainfall
210 mm
24.5 wet days
Daylight
12 h 42 min
5:53 AM – 6:37 PM
Cloud cover
88%
9th clearest
Wind
11 km/h
3rd windiest
Solar energy
5.02 kWh/m²
Travel score
2.7
out of 10

Rayong is city in Rayong province, Thailand.

Air quality
Elevated
PM2.5 19.2 µg/m³ · 2019
Density
6,297/km²
people per km²
Founded
1917

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical June day in Rayong reaches about 31°C in the afternoon and slips back to 26°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, June runs on par with May and on par with July.

25°28°30°33°35°151015202530
Avg high (°C)Avg low (°C)
13127
23127
33127
43127
53127
63127
73126
83126
93126
103126
113126
123126
133126
143126
153126
163126
173126
183126
193126
203126
213126
223126
233126
243126
253126
263126
273126
283126
293126
303126

How June really feels in Rayong

Once humidity and wind are folded in, June averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
25 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in June is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Rayong weather by month

How June compares with the rest of the year at a glance. June is the 4th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 23°28611.35.1
Feb31° / 24°326.911.64.8
Mar32° / 25°8114.211.94.0
Apr32° / 26°1331912.33.1
May32° / 26°2202512.62.6
Jun31° / 26°21024.512.72.7
Jul31° / 26°2062512.72.8
Aug31° / 26°19624.912.42.8
Sep31° / 26°30126.412.12.6
Oct31° / 25°25623.211.73.1
Nov31° / 24°598.611.44.5
Dec31° / 23°173.411.35.3

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 5% of June, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1694
2694
3694
4694
5694
6694
7694
8694
9694
10694
11694
12694
13694
14892
15892
16892
17892
18892
19892
20892
21892
22892
23892
24991
25991
26991
27991
281090
291090
301090

Chance of precipitation in June

Any precipitation

Rayong gets around 210 mm of rain over 24.5 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 81% and peaks near 85% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
185
285
385
485
584
684
784
884
983
1083
1183
1283
1382
1482
1582
1682
1781
1881
1981
2080
2180
2280
2380
2479
2579
2678
2778
2877
2977
3077

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the miserable band about 97% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
1199
2199
3199
4199
5199
6199
7199
8199
9199
10298
11298
12298
13397
14397
15496
16496
17496
18595
19595
20595
21595
22595
23496
24496
25496
26496
27397
28397
29397
30397

Wind in June

Winds average 11 km/h in June.

Across June, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 12 h 42 min at the start of June to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over June. Sunrise moves from 5:52 AM to 5:56 AM, and sunset from 6:33 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:526:33
212.75:526:34
312.75:526:34
412.75:526:34
512.75:526:34
612.75:526:35
712.75:526:35
812.75:526:35
912.75:526:36
1012.75:526:36
1112.75:526:36
1212.75:526:36
1312.75:536:37
1412.75:536:37
1512.75:536:37
1612.75:536:37
1712.75:536:38
1812.75:536:38
1912.75:536:38
2012.75:546:38
2112.75:546:39
2212.75:546:39
2312.75:546:39
2412.75:556:39
2512.75:556:39
2612.75:556:40
2712.75:556:40
2812.75:556:40
2912.75:566:40
3012.75:566:40

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.02 kWh/m².

For context, solar energy here swings from a low near 4.49 kWh/m² to a high of 5.93 kWh/m² in April across the year — June's 5.02 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
Planning a trip in June

Hazard calendar for Rayong

In seasonPeak

In June, Rayong sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

Rayong sits in the Pacific typhoon belt; the season peaks July–October.

Rayong's rainy season runs May–October, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Rayong?

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

2.7
Sightseeing
10th-best month of the year
4.1
Beach & pool
11th-best month of the year

June is a weaker month for outdoor sightseeing in Rayong.

What to pack for Rayong in June

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

In June, Rayong sees daytime highs around 31°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

Sea temperature near Rayong in June

The nearest coast averages about 30°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 km away) is warmest in May at about 31°C and coldest in January near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May31Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Rayong in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rayong peaks around August 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 16UV 14Dec 14UV 9
UV index (midday)Level
Jan9Very high
Feb10Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug14Extreme
Sep12Extreme
Oct10Extreme
Nov9Very high
Dec9Very high

Air quality in Rayong in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Rayong is worst in January — around 28 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (June, 12 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Rayong's WHO annual average of 19.2 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 2428 µg/m³Jun 2012 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb28Moderate
Mar21Moderate
Apr19Moderate
May15Moderate
Jun12Moderate
Jul13Moderate
Aug12Moderate
Sep15Moderate
Oct22Moderate
Nov22Moderate
Dec21Moderate
Location & terrain

Where is Rayong?

Rayong sits at 12.7°N, 101.3°E, 7 m above sea level, in Thailand. The nearest listed city is Ban Phe, 20 km away.

Topography around Rayong

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rayong.

Within 3 km, the terrain around Rayong has only modest variations in elevation — a maximum elevation change of 32 m around an average of 7 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 334 m; within 80 km, large variations in elevation — a maximum elevation change of 1,083 m.

The land around Rayong is covered by artificial surfaces (50%) and trees (25%) within 3 km, water (38%) and trees (35%) within 16 km, and water (47%) and trees (40%) within 80 km.

3 km
32 m
16 km
334 m
80 km
1,083 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
June weather nearby: Ban Phe 20 km · Ban Chang 23 km · Sattahip 39 km · Klaeng 44 km · Pattaya 49 km · Ban Talat Bueng 51 km · Bang Lamung 54 km · Si Racha 65 km

Thailand travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$8,057
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
4.8
per 100k, 2011
Road deaths
32.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 402
Religion
Buddhist 93%Muslim 5%Christian 1%other 1%

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 Rayong (12.6809°, 101.258°, elevation 7 m), 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).