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Monthly climate in Jombang, East Java, Indonesia

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Jombang features a tropical savanna climate (Aw).Temperatures typically range between 23 °C (74 °F) and 27 °C (80 °F) through the year, but rarely can drop to 18 °C (66 °F) or can rise to as high as 34 °C (94 °F).The average annual precipitation amounts to about 2109 mm (83.0 inches) and receives 250 rainy days on the 1 mm (0.04 inches) threshold annually.Jombang enjoys an average of 3359 hours of sunshine throughout the year, and daylight varies from 11 hours 38 minutes to 12 hours 34 minutes per day.

Monthly average temperatures in Jombang, East Java, Indonesia §

The warmest months in Jombang are March, April and December, with daily mean temperatures ranging from 27 to 27 °C (80 - 80 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 23 to 24 °C (74 - 76 °F) throughout the day. On average each year, Jombang experiences 321 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jombang, East Java, Indonesia.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 33°C
(91°F)		 32°C
(91°F)		 32°C
(91°F)		 32°C
(90°F)		 32°C
(90°F)		 30°C
(87°F)		 30°C
(85°F)		 29°C
(85°F)		 30°C
(86°F)		 31°C
(88°F)		 32°C
(90°F)		 34°C
(94°F)
Mean maximum 31°C
(89°F)		 32°C
(89°F)		 32°C
(90°F)		 32°C
(89°F)		 31°C
(88°F)		 30°C
(86°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(84°F)		 30°C
(86°F)		 31°C
(89°F)		 32°C
(90°F)
Average high 30°C
(86°F)		 30°C
(86°F)		 30°C
(86°F)		 30°C
(86°F)		 29°C
(84°F)		 28°C
(82°F)		 26°C
(79°F)		 26°C
(79°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(85°F)		 30°C
(86°F)
Daily mean 26°C
(80°F)		 26°C
(80°F)		 27°C
(80°F)		 27°C
(80°F)		 26°C
(79°F)		 25°C
(77°F)		 24°C
(75°F)		 23°C
(74°F)		 24°C
(76°F)		 25°C
(78°F)		 26°C
(79°F)		 27°C
(80°F)
Average low 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 23°C
(73°F)		 22°C
(71°F)		 21°C
(71°F)		 22°C
(72°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(76°F)
Mean minimum 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(73°F)		 22°C
(72°F)		 21°C
(70°F)		 19°C
(67°F)		 19°C
(67°F)		 20°C
(68°F)		 21°C
(71°F)		 22°C
(73°F)		 23°C
(74°F)
Minimum 23°C
(73°F)		 23°C
(73°F)		 23°C
(73°F)		 22°C
(72°F)		 21°C
(70°F)		 19°C
(67°F)		 18°C
(66°F)		 19°C
(66°F)		 20°C
(68°F)		 21°C
(70°F)		 22°C
(72°F)		 22°C
(72°F)

Compare climate in Jombang with other places

Compare temperature, precipitation, sunshine, UV index in Jombang, East Java, Indonesia with other places around the world.

Monthly average precipitation in Jombang, East Java, Indonesia §

Jombang usually has the most precipitation in January, February and November, with an average of 25 rainy days and 327 mm (12.9 inches) of precipitation per month.The driest months in Jombang are May, July and August. On average, 59 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jombang, East Java, Indonesia.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 299 (11.8) 361 (14.2) 259 (10.2) 142 (5.6) 70 (2.8) 72 (2.8) 52 (2.1) 56 (2.2) 93 (3.7) 95 (3.8) 322 (12.7) 288 (11.3)
Average precipitation days (≥ 1 mm) 24 27 28 21 15 15 16 17 15 20 24 28

Monthly sunshine hours in Jombang, East Java, Indonesia §

The sunniest months in Jombang are July, August and October, when the sun shines an average of 9 hours 56 minutes a day.Least sunny months in Jombang: January, February and November receive an average of 7 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jombang, East Java, Indonesia.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 209 247 274 288 301 287 307 311 299 305 258 268
Mean daily daylight hours 12h 31m 12h 21m 12h 7m 11h 54m 11h 43m 11h 38m 11h 41m 11h 50m 12h 2m 12h 16m 12h 28m 12h 34m

Solar UV radiation in Jombang, East Java, Indonesia §

Jombang experiences the highest level of ultraviolet (UV) radiation in March, September and November, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure.May, June and July are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly Jombang UV Index data.

Average daily maximum UV levels by month for Jombang, East Java, Indonesia.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 14 15 15 14 12 10 11 13 15 15 15 14