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Johnston County
 Details for Johnston County Heat Advisory
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Portofino Weather Station Historical Data
 
Daily Summary for August 20, 2026 Units:  English    Metric   Both
Daily Weekly Monthly Yearly
  Current: High: Low: Average:
Temperature: 76.8 °F 76.8 °F 73.3 °F 74.7 °F
Dew Point: 75.6 °F 75.6 °F 71.8 °F 73.2 °F
Humidity: 96% 96.2% 94% 95%
Wind Speed: 1.1mph 2.9mph 0mph 0.4mph
Wind Gust: 2.3mph 6.9mph - -
WindSSE - - SSE
Pressure: 29.97 in 29.99 in 29.95 in -
Precipitation: 0.00 in      
 
 
Tabular Data for August 20, 2026
Time Temperature Dew Point Pressure Wind Wind Speed Wind Gust Humidity Rainfall Rate (Hourly)
00:09 75.5 °F 73.7 °F 29.98 in East 0.7 mph 1.2 mph 94% 0.00 in
00:14 75.5 °F 73.7 °F 29.99 in East 0.5 mph 1.2 mph 94% 0.00 in
00:19 75.4 °F 73.6 °F 29.99 in East 0.6 mph 1.2 mph 94% 0.00 in
00:24 75.4 °F 73.6 °F 29.99 in SSE 2.9 mph 6.9 mph 94% 0.00 in
00:29 75.7 °F 74.2 °F 29.99 in SSE 1.4 mph 3.5 mph 95% 0.00 in
00:34 75.9 °F 74.4 °F 29.99 in South 0.1 mph 1.2 mph 95% 0.00 in
00:39 75.9 °F 74.4 °F 29.99 in South 0.4 mph 1.2 mph 95% 0.00 in
00:44 75.9 °F 74.4 °F 29.99 in Calm     95% 0.00 in
00:49 75.9 °F 74.4 °F 29.99 in Calm     95% 0.00 in
00:54 75.8 °F 74.3 °F 29.99 in Calm     95% 0.00 in
00:59 75.8 °F 74.2 °F 29.99 in South 0.4 mph 1.2 mph 94.9% 0.00 in
01:04 75.6 °F 74 °F 29.99 in South 0.7 mph 1.2 mph 94.5% 0.00 in
01:09 75.5 °F 73.7 °F 29.99 in Calm   1.2 mph 94% 0.00 in
01:14 75.4 °F 73.6 °F 29.99 in Calm     94% 0.00 in
01:19 75.3 °F 73.5 °F 29.99 in South 0.3 mph 1.2 mph 94% 0.00 in
01:24 75.2 °F 73.4 °F 29.99 in SSE 1.4 mph 2.3 mph 94% 0.00 in
01:29 75.1 °F 73.3 °F 29.99 in SE 0.1 mph 1.2 mph 94.1% 0.00 in
01:34 75.2 °F 73.7 °F 29.99 in SSE 0.5 mph 2.3 mph 95% 0.00 in
01:39 75.3 °F 73.8 °F 29.99 in South 0.5 mph 2.3 mph 95% 0.00 in
01:44 75.3 °F 73.8 °F 29.99 in WNW 0.2 mph 2.3 mph 95% 0.00 in
01:49 75.3 °F 73.8 °F 29.98 in WNW 0.1 mph 1.2 mph 95% 0.00 in
01:54 75.3 °F 73.8 °F 29.98 in WNW 0.2 mph 1.2 mph 95% 0.00 in
01:59 75.3 °F 73.8 °F 29.98 in WNW 0.1 mph 1.2 mph 95% 0.00 in
02:04 75.2 °F 73.7 °F 29.98 in WNW 0.2 mph 1.2 mph 95% 0.00 in
02:09 75.1 °F 73.6 °F 29.98 in WNW 0.1 mph 1.2 mph 95% 0.00 in
02:14 75 °F 73.4 °F 29.98 in SSE 0.8 mph 2.3 mph 94.9% 0.00 in
02:19 74.8 °F 73.1 °F 29.98 in SE 0.8 mph 2.3 mph 94.1% 0.00 in
02:24 74.8 °F 73.1 °F 29.98 in SE 0.6 mph 2.3 mph 94.6% 0.00 in
02:29 74.7 °F 73.2 °F 29.98 in SE 0.8 mph 2.3 mph 95% 0.00 in
02:34 74.7 °F 73.2 °F 29.97 in SE 1 mph 2.3 mph 95% 0.00 in
02:39 74.6 °F 73.1 °F 29.97 in SE 1.2 mph 2.3 mph 95% 0.00 in
02:44 74.6 °F 73.1 °F 29.97 in SE 0.5 mph 2.3 mph 95% 0.00 in
02:49 74.6 °F 73.1 °F 29.97 in SE 0.4 mph 1.2 mph 95% 0.00 in
02:54 74.6 °F 73.1 °F 29.97 in SE 0.8 mph 1.2 mph 95% 0.00 in
02:59 74.5 °F 73 °F 29.97 in SE 0.6 mph 1.2 mph 95% 0.00 in
03:04 74.4 °F 72.9 °F 29.97 in SE 0.5 mph 1.2 mph 95% 0.00 in
03:09 74.3 °F 72.8 °F 29.97 in SE 0.5 mph 1.2 mph 95% 0.00 in
03:14 74.2 °F 72.7 °F 29.97 in SE 0.1 mph 1.2 mph 95% 0.00 in
03:19 74.1 °F 72.6 °F 29.97 in Calm     95% 0.00 in
03:24 74 °F 72.5 °F 29.97 in Calm     95% 0.00 in
03:29 73.9 °F 72.4 °F 29.97 in Calm     95% 0.00 in
03:34 73.9 °F 72.4 °F 29.97 in SE 0.3 mph 1.2 mph 95% 0.00 in
03:39 74 °F 72.5 °F 29.97 in SE 0.8 mph 1.2 mph 95% 0.00 in
03:44 74 °F 72.5 °F 29.97 in SE 1.1 mph 2.3 mph 95% 0.00 in
03:49 73.9 °F 72.4 °F 29.95 in SE 0.4 mph 1.2 mph 95% 0.00 in
03:54 73.8 °F 72.3 °F 29.95 in SE 0.6 mph 1.2 mph 95% 0.00 in
03:59 73.8 °F 72.3 °F 29.96 in SE 0.3 mph 1.2 mph 95% 0.00 in
04:04 73.7 °F 72.2 °F 29.96 in SE 0.1 mph 1.2 mph 95% 0.00 in
04:09 73.7 °F 72.2 °F 29.96 in SE 0.1 mph 1.2 mph 95% 0.00 in
04:14 73.7 °F 72.2 °F 29.96 in Calm     95% 0.00 in
04:19 73.6 °F 72.1 °F 29.95 in Calm     95% 0.00 in
04:24 73.5 °F 72 °F 29.95 in Calm     95% 0.00 in
04:29 73.4 °F 71.9 °F 29.95 in Calm     95% 0.00 in
04:34 73.4 °F 71.9 °F 29.95 in Calm     95% 0.00 in
04:39 73.3 °F 71.8 °F 29.95 in Calm     95% 0.00 in
04:44 73.3 °F 71.8 °F 29.95 in Calm   1.2 mph 95% 0.00 in
04:49 73.3 °F 71.8 °F 29.95 in Calm     95% 0.00 in
04:54 73.3 °F 71.8 °F 29.95 in Calm   1.2 mph 95% 0.00 in
04:59 73.3 °F 71.8 °F 29.95 in SE 0.1 mph 1.2 mph 95% 0.00 in
05:04 73.5 °F 72 °F 29.95 in Calm     95% 0.00 in
05:09 73.6 °F 72.2 °F 29.95 in Calm   1.2 mph 95.4% 0.00 in
05:14 73.7 °F 72.5 °F 29.95 in SE 0.2 mph 1.2 mph 96% 0.00 in
05:19 73.9 °F 72.7 °F 29.95 in SE 0.1 mph 1.2 mph 96% 0.00 in
05:24 74 °F 72.8 °F 29.95 in SE 0.2 mph 1.2 mph 96% 0.00 in
05:29 74.1 °F 72.9 °F 29.95 in SE 0.1 mph 1.2 mph 96% 0.00 in
05:34 74.1 °F 72.9 °F 29.95 in Calm   1.2 mph 96% 0.00 in
05:39 74.2 °F 73 °F 29.95 in SE 0.2 mph 1.2 mph 96% 0.00 in
05:44 74.4 °F 73.2 °F 29.95 in SE 0.6 mph 1.2 mph 96% 0.00 in
05:49 74.6 °F 73.4 °F 29.95 in SE 0.2 mph 1.2 mph 96% 0.00 in
05:54 74.7 °F 73.5 °F 29.95 in SE 0.1 mph 1.2 mph 96% 0.00 in
05:59 75 °F 73.8 °F 29.96 in SE 0.8 mph 2.3 mph 96% 0.00 in
06:04 75.6 °F 74.5 °F 29.96 in SE 1.6 mph 3.5 mph 96.2% 0.00 in
06:09 76 °F 74.8 °F 29.96 in ESE 0.1 mph 1.2 mph 96% 0.00 in
06:14 76.1 °F 74.9 °F 29.96 in SE 0.2 mph 1.2 mph 96% 0.00 in
06:19 76.3 °F 75.1 °F 29.96 in SSE 0.2 mph 1.2 mph 96% 0.00 in
06:24 76.5 °F 75.3 °F 29.96 in SSE 0.6 mph 2.3 mph 96% 0.00 in
06:29 76.8 °F 75.6 °F 29.97 in SSE 1.1 mph 2.3 mph 96% 0.00 in
Clayton, NC Weather
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