Monthly climate in Johnson, Kansas, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Johnson features a cold semi-arid climate (BSk). Temperatures typically range between 2 °C (35 °F) and 27 °C (81 °F) through the year, but rarely can drop to -31 °C (-24 °F) or can rise to as high as 44 °C (111 °F). The average annual precipitation amounts to about 421 mm (16.6 inches) and receives 64 rainy days on the 1 mm (0.04 inches) threshold annually. Johnson enjoys an average of 3473 hours of sunshine throughout the year, and daylight varies from 9 hours 35 minutes to 14 hours 42 minutes per day.

Monthly average temperatures in Johnson, Kansas, United States §

The warmest months in Johnson are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (77 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 3 °C (35 - 38 °F) throughout the day. On average each year, Johnson experiences 137 days above 25 °C (77.0 °F) and 95 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Johnson, Kansas, United States. 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 23°C
(74°F)
33°C
(92°F)
33°C
(91°F)
33°C
(91°F)
37°C
(99°F)
40°C
(105°F)
44°C
(111°F)
40°C
(105°F)
40°C
(105°F)
35°C
(95°F)
30°C
(87°F)
24°C
(76°F)
Mean maximum 20°C
(68°F)
26°C
(79°F)
30°C
(86°F)
32°C
(89°F)
35°C
(95°F)
38°C
(100°F)
41°C
(106°F)
38°C
(100°F)
38°C
(100°F)
33°C
(92°F)
27°C
(82°F)
21°C
(71°F)
Average high 10°C
(49°F)
10°C
(50°F)
17°C
(63°F)
21°C
(70°F)
25°C
(78°F)
32°C
(90°F)
34°C
(93°F)
32°C
(91°F)
30°C
(86°F)
21°C
(71°F)
16°C
(61°F)
11°C
(53°F)
Daily mean 2°C
(35°F)
2°C
(36°F)
9°C
(48°F)
13°C
(55°F)
18°C
(65°F)
25°C
(77°F)
27°C
(81°F)
25°C
(78°F)
22°C
(73°F)
14°C
(57°F)
8°C
(47°F)
3°C
(38°F)
Average low -4°C
(24°F)
-5°C
(24°F)
2°C
(35°F)
5°C
(42°F)
11°C
(53°F)
18°C
(64°F)
20°C
(69°F)
19°C
(66°F)
16°C
(60°F)
7°C
(45°F)
1°C
(35°F)
-3°C
(27°F)
Mean minimum -14°C
(6°F)
-16°C
(4°F)
-8°C
(19°F)
-4°C
(25°F)
3°C
(38°F)
12°C
(53°F)
17°C
(62°F)
15°C
(58°F)
8°C
(46°F)
-4°C
(25°F)
-6°C
(21°F)
-12°C
(11°F)
Minimum -18°C
(-0°F)
-31°C
(-24°F)
-15°C
(6°F)
-8°C
(18°F)
-3°C
(27°F)
9°C
(49°F)
16°C
(61°F)
13°C
(56°F)
2°C
(36°F)
-8°C
(17°F)
-12°C
(10°F)
-19°C
(-1°F)

Compare climate in Johnson with other places

Compare temperature, precipitation, sunshine, UV index in Johnson, Kansas, United States with other places around the world.

Monthly average precipitation in Johnson, Kansas, United States §

Johnson usually has the most precipitation in April, May and August, with an average of 8 rainy days and 63 mm (2.5 inches) of precipitation per month. The driest months in Johnson are January, February and November. On average, 12 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Johnson, Kansas, United States. 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) 15 (0.6) 13 (0.5) 38 (1.5) 44 (1.7) 84 (3.3) 38 (1.5) 38 (1.5) 60 (2.4) 34 (1.3) 29 (1.1) 8 (0.3) 19 (0.8)
Average precipitation days (≥ 1 mm) 4 3 4 6 10 7 10 8 4 4 2 2

Monthly sunshine hours in Johnson, Kansas, United States §

The sunniest months in Johnson are June, July and August, when the sun shines an average of 11 hours 36 minutes a day. Least sunny months in Johnson: January, February and December receive an average of 7 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Johnson, Kansas, United States. 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 188 237 279 300 327 355 370 341 304 262 256 249
Mean daily daylight hours 9h 53m 10h 48m 11h 59m 13h 11m 14h 12m 14h 42m 14h 25m 13h 31m 12h 22m 11h 10m 10h 7m 9h 35m

Solar UV radiation in Johnson, Kansas, United States §

Johnson experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, February and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Johnson UV Index data.

Average daily maximum UV levels by month for Johnson, Kansas, United States. 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) 4 5 8 10 11 12 12 11 10 7 5 3

Detailed Monthly Weather Insights for Johnson, Kansas, United States

Discover in-depth weather details for every month in Johnson. 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 Johnson'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.