Vainī, Tonga — Weather in June 2026

Monthly climate averages for Vainī, Tonga. Based on 10-year ERA5 reanalysis data.

Af Tropical Rainforest
8.4 /10
Excellent

June is an excellent month in Vainī

Climate Overview

Vainī, Tonga in June has warm conditions, with highs averaging 24.2°C (76°F). Winds are noticeable. Sea temperature reaches 25.6°C (78°F).

This month falls at the beginning of Winter.

Temperatures remain fairly steady throughout June, with daily highs around 24°C (75°F).

Rainfall is heaviest during the first third of the month, while the last third tends to be drier.

Wind speeds pick up through the month, from 27 km/h (17 mph) to 33 km/h (20 mph).

The warmest days tend to fall around the 1th, averaging 24.6°C (76°F).

Compared to May, this month is about 1°C cooler with 2 fewer rainy days.

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Monthly June Averages

Temperature
24°C / 23°C
Feels Like
25°C / 22°C
Rain
9 days · 104 mm
Sunshine
8.5h / day
Humidity
74% — Humid
Wind
30 km/h
Wind Direction
ESE (108°)
Gusts
41 km/h
Daylight
10.9 h
Cloud Cover
62%
Clear Sky Days
0.7
UV Index
4.9 — Moderate
Sea Temperature
26°C
Dew Point
19°C — Humid
Moon Phase
New Moon · 0%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

32°C 29°C 26°C 23°C 20°C 17°C 151015202530
High Low

Daily Precipitation

0 mm 3 mm 6 mm 9 mm 12 mm 151015202530
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202530
Sunshine

Daily Wind Speed

0 8 16 24 32 40 151015202530
Wind Speed
Sun Position
Sunrise 07:16
Daylight 10.8h
Sunset 18:07

What to Expect

Daytime temperatures around 24°C (76°F) are ideal for full-day outdoor exploration.

Rain usually comes in shorter passing showers rather than all-day rain.

Recent yearly records for June have stayed close to the long-run average.

Compare Months

January
Wet
Temp
27°C / 26°C
Feels Like
31°C / 28°C
Rain
19days (269 mm) Wet
Sun
10.2h Excellent
Humidity
82% Humid
UV
8.7 Very High
View Details
February
Wet
Temp
27°C / 26°C
Feels Like
31°C / 27°C
Rain
19days (294 mm) Wet
Sun
9.8h Good
Humidity
82% Humid
UV
8.5 Very High
View Details
March
Wet
Temp
27°C / 26°C
Feels Like
30°C / 27°C
Rain
19days (339 mm) Wet
Sun
8.9h Good
Humidity
81% Humid
UV
7.2 Very High
View Details
April
Good
Temp
26°C / 25°C
Feels Like
28°C / 26°C
Rain
12days (179 mm) Wet
Sun
9.3h Good
Humidity
78% Humid
UV
7 High
View Details
May
Good
Temp
25°C / 24°C
Feels Like
26°C / 24°C
Rain
11days (154 mm) Wet
Sun
8.9h Good
Humidity
76% Humid
UV
5.5 High
View Details
June best
Excellent
Temp
24°C / 23°C
Feels Like
25°C / 22°C
Rain
9days (104 mm) Wet
Sun
8.5h Good
Humidity
74% Muggy
UV
4.9 Moderate
View Details
July best
Excellent
Temp
23°C / 22°C
Feels Like
23°C / 21°C
Rain
8days (86 mm) Wet
Sun
8.7h Good
Humidity
73% Muggy
UV
5.1 High
View Details
August best
Excellent
Temp
23°C / 22°C
Feels Like
23°C / 20°C
Rain
9days (100 mm) Wet
Sun
8.8h Good
Humidity
73% Muggy
UV
6 High
View Details
September best
Excellent
Temp
23°C / 22°C
Feels Like
24°C / 21°C
Rain
9days (90 mm) Wet
Sun
9.6h Good
Humidity
74% Muggy
UV
7.4 Very High
View Details
October
Good
Temp
24°C / 23°C
Feels Like
25°C / 22°C
Rain
11days (151 mm) Wet
Sun
9.8h Good
Humidity
77% Humid
UV
8.2 Very High
View Details
November best
Excellent
Temp
25°C / 24°C
Feels Like
28°C / 24°C
Rain
11days (122 mm) Wet
Sun
10.7h Excellent
Humidity
79% Humid
UV
8.4 Very High
View Details
December
Good
Temp
26°C / 25°C
Feels Like
29°C / 26°C
Rain
15days (166 mm) Wet
Sun
10.9h Excellent
Humidity
80% Humid
UV
9 Very High
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 27°C / 26°C 31°C / 28°C 19days (269 mm) Wet 10.2h Excellent 82% Humid 8.7 Very High Wet View Details
February 27°C / 26°C 31°C / 27°C 19days (294 mm) Wet 9.8h Good 82% Humid 8.5 Very High Wet View Details
March 27°C / 26°C 30°C / 27°C 19days (339 mm) Wet 8.9h Good 81% Humid 7.2 Very High Wet View Details
April 26°C / 25°C 28°C / 26°C 12days (179 mm) Wet 9.3h Good 78% Humid 7 High Good View Details
May 25°C / 24°C 26°C / 24°C 11days (154 mm) Wet 8.9h Good 76% Humid 5.5 High Good View Details
June best 24°C / 23°C 25°C / 22°C 9days (104 mm) Wet 8.5h Good 74% Muggy 4.9 Moderate Excellent View Details
July best 23°C / 22°C 23°C / 21°C 8days (86 mm) Wet 8.7h Good 73% Muggy 5.1 High Excellent View Details
August best 23°C / 22°C 23°C / 20°C 9days (100 mm) Wet 8.8h Good 73% Muggy 6 High Excellent View Details
September best 23°C / 22°C 24°C / 21°C 9days (90 mm) Wet 9.6h Good 74% Muggy 7.4 Very High Excellent View Details
October 24°C / 23°C 25°C / 22°C 11days (151 mm) Wet 9.8h Good 77% Humid 8.2 Very High Good View Details
November best 25°C / 24°C 28°C / 24°C 11days (122 mm) Wet 10.7h Excellent 79% Humid 8.4 Very High Excellent View Details
December 26°C / 25°C 29°C / 26°C 15days (166 mm) Wet 10.9h Excellent 80% Humid 9 Very High Good View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWindbreakerBreathable clothingSunscreen (SPF 30+)Sun hatSunglassesComfortable walking shoes

Frequently Asked Questions

June is typically excellent for visiting Vainī, with average highs of 24°C (76°F) and around 9 rainy days. Vainī, Tonga in June has warm conditions, with highs averaging 24.2°C (76°F). Winds are noticeable. Sea temperature reac
Vainī typically sees around 9 rainy days in June with 104 mm (4.1 in) of total rainfall. An umbrella should suffice.
Nights stay pleasantly warm in Vainī during June, around 23°C (74°F). Light evening wear is sufficient.
With highs of 24°C (76°F) and lows of 23°C (74°F) in June, we recommend: Umbrella, Windbreaker, Breathable clothing, Sunscreen (SPF 30+), Sun hat. Comfortable walking shoes are essential.
Yes, June offers some of the best weather conditions in Vainī with comfortable temperatures and lower chances of rain.
The average UV index in Vainī during June is 5 (moderate). Sunscreen and sunglasses are recommended during midday hours.
Vainī gets approximately 11 hours of daylight per day in June, with around 9 hours of sunshine.
Snow is uncommon in Vainī during June based on 10-year climate averages.

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