Cilegon Climate by Month
Cilegon, Banten, Indonesia
Hot all year, with rain spread through the year.
Hot all year, with rain spread through the year: that's Cilegon's climate in short. Expect highs of 91°F (33°C) in September and 85°F (30°C) in February, with the coldest nights (August) near 72°F (22°C). It gets 72 in (1838 mm) of rain a year, spread across the months. The air is humid, averaging 80% relative humidity.
- Warmest month
- 91°F(33°C)
- Average high, September
- Coldest nights
- 72°F(22°C)
- Average low, August
- Rain per year
- 72 in(1838 mm)
- No clear rainy season
- Humidity
- 80%
- Sunniest: September
Best and worst months in Cilegon
Best for weatherThe most comfortable weather comes from July to September, with highs around 90°F (32°C) and about 2.1 in (54 mm) of rain a month.
Least pleasantJanuary and February are the least pleasant; January is the wettest, with 12 in (307 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in August.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Cilegon weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 86°F(30°C) | 74°F(23°C) | 12 in(307 mm) | 83% | 4.5 |
| FebFebruary | 85°F(30°C) | 74°F(23°C) | 11 in(270 mm) | 87% | 4.5 |
| MarMarch | 87°F(31°C) | 74°F(23°C) | 8.0 in(203 mm) | 84% | 4.9 |
| AprApril | 89°F(31°C) | 74°F(24°C) | 6.5 in(166 mm) | 82% | 4.8 |
| MayMay | 89°F(32°C) | 75°F(24°C) | 4.5 in(114 mm) | 80% | 4.6 |
| JunJune | 89°F(31°C) | 74°F(23°C) | 3.3 in(84 mm) | 80% | 4.3 |
| JulJulyBest | 89°F(31°C) | 72°F(22°C) | 2.6 in(65 mm) | 79% | 4.7 |
| AugAugustBest | 90°F(32°C) | 72°F(22°C) | 1.9 in(49 mm) | 75% | 5.1 |
| SepSeptemberBest | 91°F(33°C) | 72°F(22°C) | 1.9 in(49 mm) | 73% | 5.6 |
| OctOctober | 90°F(32°C) | 73°F(23°C) | 4.3 in(110 mm) | 76% | 5.2 |
| NovNovember | 89°F(32°C) | 74°F(23°C) | 6.7 in(171 mm) | 79% | 4.8 |
| DecDecember | 87°F(30°C) | 74°F(24°C) | 9.8 in(250 mm) | 82% | 4.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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