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Monthly climate in Janos, Chihuahua, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Janos features a cold semi-arid climate (BSk). Temperatures typically range between 8 °C (47 °F) and 29 °C (84 °F) through the year, but rarely can drop to -6 °C (21 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 227 mm (8.9 inches) and receives 37 rainy days on the 1 mm (0.04 inches) threshold annually. Janos enjoys an average of 3657 hours of sunshine throughout the year, and daylight varies from 10 hours 10 minutes to 14 hours 6 minutes per day.

Monthly average temperatures in Janos, Chihuahua, Mexico §

The warmest months in Janos are June, July and August, with daily mean temperatures ranging from 27 to 29 °C (81 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 11 °C (47 - 52 °F) throughout the day. On average each year, Janos experiences 187 days above 25 °C (77.0 °F) and 23 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Janos, Chihuahua, Mexico. 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 25°C
(78°F)		 29°C
(84°F)		 31°C
(89°F)		 35°C
(95°F)		 37°C
(100°F)		 41°C
(106°F)		 41°C
(106°F)		 39°C
(103°F)		 36°C
(97°F)		 34°C
(93°F)		 30°C
(85°F)		 24°C
(75°F)
Mean maximum 23°C
(73°F)		 25°C
(77°F)		 30°C
(86°F)		 33°C
(92°F)		 36°C
(97°F)		 39°C
(102°F)		 39°C
(103°F)		 38°C
(100°F)		 35°C
(96°F)		 33°C
(91°F)		 28°C
(83°F)		 22°C
(72°F)
Average high 16°C
(61°F)		 19°C
(66°F)		 23°C
(73°F)		 27°C
(82°F)		 31°C
(89°F)		 36°C
(96°F)		 34°C
(93°F)		 33°C
(92°F)		 31°C
(88°F)		 27°C
(80°F)		 22°C
(71°F)		 16°C
(61°F)
Daily mean 8°C
(47°F)		 11°C
(52°F)		 15°C
(60°F)		 20°C
(68°F)		 24°C
(76°F)		 29°C
(84°F)		 27°C
(82°F)		 27°C
(81°F)		 24°C
(76°F)		 20°C
(67°F)		 14°C
(58°F)		 9°C
(48°F)
Average low 2°C
(35°F)		 4°C
(39°F)		 7°C
(46°F)		 11°C
(53°F)		 15°C
(59°F)		 20°C
(68°F)		 21°C
(70°F)		 21°C
(69°F)		 18°C
(64°F)		 12°C
(54°F)		 7°C
(45°F)		 3°C
(38°F)
Mean minimum -5°C
(24°F)		 -3°C
(27°F)		 1°C
(34°F)		 5°C
(41°F)		 9°C
(49°F)		 14°C
(58°F)		 18°C
(65°F)		 18°C
(65°F)		 13°C
(56°F)		 4°C
(39°F)		 1°C
(34°F)		 -3°C
(27°F)
Minimum -6°C
(21°F)		 -6°C
(21°F)		 -2°C
(29°F)		 3°C
(38°F)		 6°C
(42°F)		 12°C
(53°F)		 17°C
(63°F)		 17°C
(63°F)		 12°C
(53°F)		 -2°C
(28°F)		 -2°C
(29°F)		 -4°C
(25°F)

Compare climate in Janos with other places

Compare temperature, precipitation, sunshine, UV index in Janos, Chihuahua, Mexico with other places around the world.

Monthly average precipitation in Janos, Chihuahua, Mexico §

Janos usually has the most precipitation in July, August and September, with an average of 7 rainy days and 38 mm (1.5 inches) of precipitation per month. The driest months in Janos are April, May and June. On average, 6 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Janos, Chihuahua, Mexico. 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) 17 (0.7) 13 (0.5) 13 (0.5) 3 (0.1) 6 (0.2) 9 (0.4) 51 (2.0) 34 (1.3) 29 (1.1) 14 (0.6) 14 (0.5) 23 (0.9)
Average precipitation days (≥ 1 mm) 2 2 2 0 0 2 10 7 6 2 1 3

Monthly sunshine hours in Janos, Chihuahua, Mexico §

The sunniest months in Janos are May, June and July, when the sun shines an average of 11 hours 51 minutes a day. Least sunny months in Janos: January, February and December receive an average of 7 hours 53 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Janos, Chihuahua, Mexico. 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 211 254 299 335 370 364 356 337 309 300 266 251
Mean daily daylight hours 10h 23m 11h 5m 12h 0m 12h 56m 13h 43m 14h 6m 13h 53m 13h 12m 12h 18m 11h 22m 10h 34m 10h 10m

Solar UV radiation in Janos, Chihuahua, Mexico §

Janos experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 13 - 13, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Janos UV Index data.

Average daily maximum UV levels by month for Janos, Chihuahua, Mexico. 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) 5 8 10 12 13 13 13 12 11 9 7 5

Detailed Monthly Weather Insights for Janos, Chihuahua, Mexico

Discover in-depth weather details for every month in Janos. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Janos's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.