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Johnston weather

Current conditions and a 14-day forecast for Johnston, United States. Looking for typical seasonal weather instead? See the historical climate averages.

Now

30°C

Mainly clear · feels 38°C

Humidity

64%

relative humidity

Wind

1 km/h

10m wind speed

Chance of rain

16%

today

High / Low today33° / 23°
UV index8
Sunrise6:27 AM
Sunset8:38 PM

Next 24 hours in Johnston

TimeConditionsTempRain chance
1pmClear sky29°C13%
2pmPartly cloudy31°C16%
3pmPartly cloudy32°C13%
4pmMainly clear33°C12%
5pmOvercast33°C10%
6pmOvercast32°C8%
7pmPartly cloudy32°C5%
8pmClear sky31°C5%
9pmClear sky29°C3%
10pmClear sky27°C3%
11pmClear sky27°C3%
12amClear sky26°C2%
1amClear sky26°C1%
2amClear sky25°C1%
3amClear sky25°C1%
4amClear sky24°C1%
5amClear sky24°C1%
6amOvercast24°C1%
7amPartly cloudy24°C1%
8amMainly clear26°C1%
9amOvercast27°C1%
10amPartly cloudy29°C1%
11amMainly clear31°C1%
12pmClear sky33°C1%

14-day forecast for Johnston

DayConditionsHigh / LowRain chance
TodayOvercast33° / 23°16%
Thu, Jul 16Overcast35° / 24°7%
Fri, Jul 17Overcast38° / 24°17%
Sat, Jul 18Light drizzle36° / 24°17%
Sun, Jul 19Overcast36° / 23°34%
Mon, Jul 20Light drizzle37° / 24°21%
Tue, Jul 21Light drizzle38° / 24°13%
Wed, Jul 22Light drizzle40° / 25°23%
Thu, Jul 23Light drizzle38° / 25°27%
Fri, Jul 24Light drizzle37° / 24°36%
Sat, Jul 25Thunderstorm37° / 23°36%
Sun, Jul 26Light drizzle36° / 22°36%
Mon, Jul 27Dense drizzle32° / 19°48%
Tue, Jul 28Partly cloudy33° / 22°61%

Want more sun and moon detail for Johnston? Use the sun calculator or moon calculator and search for Johnston. For a live look at any other city, try the interactive weather tool.

Frequently asked questions

What's the weather like in Johnston today?

Current conditions and today's forecast for Johnston, United States are shown above, refreshed regularly through the day.

How accurate is a 14-day forecast?

A forecast is most reliable for the next 3-5 days. Beyond that, temperature and precipitation chances further out are a general trend rather than an exact prediction.

What is Johnston's weather usually like?

For long-term averages — typical monthly temperatures and rainfall based on years of historical data — see Johnston's climate page rather than this live forecast.