10-day forecast for Johnston, RI: 34° to 70°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Tuesday, October 20
70° · 0.28 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1670° / 47°0.28
Morning51°feels 50°
Afternoon65°feels 66°
Evening67°feels 68°
Overnight47°feels 44°
70 °
Johnston, Friday, 16 October
Rain. High 70°, low 47°.
Pressure29.80 inHg
Wind12.7 mph S
Humidity97%
Visibility3.0 mi
Dew point60°
Sat, 1761° / 40°0.06
Morning47°feels 42°
Afternoon51°feels 48°
Evening43°feels 38°
Overnight55°feels 53°
61 °
Johnston, Saturday, 17 October
Light rain. High 61°, low 40°.
Pressure30.03 inHg
Wind13.5 mph NW
Humidity49%
Visibility6.2 mi
Dew point30°
Sun, 1853° / 34°0
Morning37°feels 33°
Afternoon53°feels 50°
Evening44°feels 39°
Overnight36°feels 31°
53 °
Johnston, Sunday, 18 October
Clear. High 53°, low 34°.
Pressure30.56 inHg
Wind1.7 mph W
Humidity48%
Visibility6.2 mi
Dew point25°
Mon, 1963° / 43°0
Morning46°feels 42°
Afternoon63°feels 61°
Evening57°feels 56°
Overnight43°feels 39°
63 °
Johnston, Monday, 19 October
Clear. High 63°, low 43°.
Pressure30.53 inHg
Wind8.1 mph SW
Humidity57%
Visibility6.2 mi
Dew point44°
Tue, 2067° / 44°0
Morning49°feels 46°
Afternoon62°feels 60°
Evening61°feels 60°
Overnight47°feels 45°
67 °
Johnston, Tuesday, 20 October
Clear. High 67°, low 44°.
Pressure30.33 inHg
Wind7 mph W
Humidity59%
Visibility—
Dew point44°
Wed, 2162° / 46°0
Morning51°feels 48°
Afternoon58°feels 57°
Evening55°feels 53°
Overnight47°feels 45°
62 °
Johnston, Wednesday, 21 October
Mostly clear. High 62°, low 46°.
Pressure30.33 inHg
Wind7.5 mph NE
Humidity57%
Visibility—
Dew point42°
Thu, 2259° / 44°0
Morning47°feels 45°
Afternoon55°feels 52°
Evening55°feels 53°
Overnight49°feels 47°
59 °
Johnston, Thursday, 22 October
Mostly clear. High 59°, low 44°.
Pressure30.39 inHg
Wind5.6 mph S
Humidity55%
Visibility—
Dew point37°
Fri, 2351° / 40°0.09
Morning50°feels 50°
Afternoon49°feels 47°
Evening41°feels 33°
Overnight42°feels 37°
51 °
Johnston, Friday, 23 October
Light rain. High 51°, low 40°.
Pressure30.30 inHg
Wind14.9 mph N
Humidity68%
Visibility—
Dew point41°
Sat, 2449° / 38°0
Morning42°feels 35°
Afternoon46°feels 40°
Evening45°feels 39°
Overnight40°feels 35°
49 °
Johnston, Saturday, 24 October
Clear. High 49°, low 38°.
Pressure30.62 inHg
Wind14.8 mph NE
Humidity52%
Visibility—
Dew point29°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Johnston, RI around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.