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Weather & Climate in Rokan, Indonesia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rokan has a warm climate with an average annual temperature of 75°F (24°C). Winters average 76°F in January while summers reach 75°F in July / relatively mild seasonal variation. The area gets 328 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 133.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 318 feet.
Temperature
76°F Jan (25°C)
75°F Jul (24°C)
| Annual Average | 75.0°F |
| 39% above US avg | |
| January Average | 76°F (25°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 328 days/yr |
Geography
| Elevation | 318 ft (97 m) |
| Area | 31.1 sq mi (80.4 km²) |
| Population Density | 0/sq mi |
| Coordinates | 0.5698°N, 100.4075°W |
| Timezone | Asia/Jakarta |
Precipitation & Snow
Air Quality
Earthquake History
213 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.4.
| Mar 6, 2007 | 24 km SE of Bukittinggi, Indonesia | M6.4 | 119 km | 19 km |
| Mar 6, 2007 | 26 km SE of Bukittinggi, Indonesia | M6.3 | 118 km | 11 km |
| Nov 11, 1999 | 106 km SSE of Rantauprapat, Indonesia | M6.2 | 79 km | 211 km |
| Feb 25, 2022 | 65 km NNW of Bukittinggi, Indonesia | M6.1 | 52 km | 4 km |
| Jul 14, 2003 | 25 km NW of Sijunjung, Indonesia | M5.7 | 131 km | 144 km |
| Sep 30, 2009 | 12 km S of Pariaman, Indonesia | M5.4 | 148 km | 83 km |
| Jul 24, 2010 | 51 km SE of Padangsidempuan, Indonesia | M5.3 | 107 km | 42 km |
| Dec 29, 1999 | 57 km WNW of Pariaman, Indonesia | M5.3 | 142 km | 80 km |
| Jul 17, 2025 | 101 km WNW of Pariaman, Indonesia | M5.2 | 145 km | 66 km |
| Jul 10, 2016 | 48 km NW of Bukittinggi, Indonesia | M5.1 | 70 km | 8 km |
| Feb 16, 2004 | 27 km S of Payakumbuh, Indonesia | M5.1 | 118 km | 56 km |
| May 6, 2011 | 101 km SE of Padangsidempuan, Indonesia | M5.1 | 56 km | 138 km |
| Aug 4, 1990 | 87 km NW of Pariaman, Indonesia | M5.1 | 125 km | 111 km |
| Jul 31, 2011 | northern Sumatra, Indonesia | M5.1 | 146 km | 79 km |
| Sep 19, 2009 | 103 km NNW of Bukittinggi, Indonesia | M5.1 | 49 km | 38 km |
| Apr 30, 2020 | 40 km ESE of Padangsidempuan, Indonesia | M5.0 | 116 km | 17 km |
| Mar 6, 2007 | 34 km NNW of Sijunjung, Indonesia | M5.0 | 122 km | 20 km |
| Jan 26, 2009 | 55 km NW of Bukittinggi, Indonesia | M5.0 | 69 km | 128 km |
| Aug 24, 1996 | 60 km SSE of Padangsidempuan, Indonesia | M5.0 | 110 km | 110 km |
| Feb 25, 2022 | 74 km NNW of Bukittinggi, Indonesia | M5.0 | 58 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
8 volcanoes within 200 km. Closest: Sarik-Gajah (60 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Sarik-Gajah | Pyroclastic cone(s) | 737 m (2,418 ft) | Unknown | 60 km |
| Talakmau | Complex | 2,919 m (9,577 ft) | Unknown | 72 km |
| Sorikmarapi | Stratovolcano | 2,145 m (7,037 ft) | 1986 | 97 km |
| Marapi | Complex | 2,885 m (9,465 ft) | 2018 | 106 km |
| Tandikat-Singgalang | Stratovolcano(es) | 2,854 m (9,364 ft) | 1924 | 107 km |
| Lubukraya | Stratovolcano | 1,862 m (6,109 ft) | Unknown | 167 km |
| Sibualbuali | Stratovolcano | 1,819 m (5,968 ft) | Unknown | 169 km |
| Talang | Stratovolcano | 2,575 m (8,448 ft) | 2007 | 175 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (25°C) | 9.6 in | Warmest |
| February | 74°F (23°C) | 7.5 in | |
| March | 75°F (24°C) | 9.8 in | |
| April | 75°F (24°C) | 10.7 in | |
| May | 75°F (24°C) | 7.4 in | |
| June | 74°F (24°C) | 5.3 in | |
| July | 75°F (24°C) | 4.9 in | Driest |
| August | 74°F (23°C) | 6.3 in | |
| September | 74°F (23°C) | 8.6 in | Coldest |
| October | 74°F (23°C) | 10.8 in | |
| November | 74°F (23°C) | 11.2 in | Wettest |
| December | 74°F (23°C) | 11.0 in |
Rokan has a seasonal temperature swing of 3°F / from 74°F in September to 76°F in January. Total annual precipitation is 103.1 inches, with November being the wettest month (11.2") and July the driest (4.9").