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Johnston County
 Details for Johnston County Heat Advisory
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Portofino Weather Station Historical Data
 
Daily Summary for July 18, 2026 Units:  English    Metric   Both
Daily Weekly Monthly Yearly
  Current: High: Low: Average:
Temperature: 81.1 °F 81.1 °F 75.9 °F 78 °F
Dew Point: 77.9 °F 77.9 °F 73.7 °F 75.2 °F
Humidity: 90% 94% 85% 91%
Wind Speed: 3.6mph 4.9mph 0mph 1.3mph
Wind Gust: 6.9mph 10.4mph - -
WindSW - - South
Pressure: 30.02 in 30.05 in 30.00 in -
Precipitation: 0.00 in      
 
 
Tabular Data for July 18, 2026
Time Temperature Dew Point Pressure Wind Wind Speed Wind Gust Humidity Rainfall Rate (Hourly)
00:09 80.8 °F 75.9 °F 30.04 in SSE 1.5 mph 3.5 mph 85% 0.00 in
00:14 80.8 °F 75.9 °F 30.04 in SSE 1.1 mph 3.5 mph 85% 0.00 in
00:19 80.7 °F 75.8 °F 30.04 in SSE 0.9 mph 2.3 mph 85% 0.00 in
00:24 80.6 °F 75.9 °F 30.04 in South 0.3 mph 2.3 mph 85.7% 0.00 in
00:29 80.5 °F 75.8 °F 30.04 in South 0.9 mph 2.3 mph 85.9% 0.00 in
00:34 80.3 °F 75.7 °F 30.04 in SSW 0.1 mph 1.2 mph 86% 0.00 in
00:39 80.2 °F 75.6 °F 30.04 in SSE 0.8 mph 2.3 mph 86% 0.00 in
00:44 80.1 °F 75.8 °F 30.05 in SE 1.5 mph 2.3 mph 86.9% 0.00 in
00:49 79.8 °F 75.6 °F 30.05 in SE 1.2 mph 2.3 mph 87% 0.00 in
00:54 79.6 °F 75.4 °F 30.05 in South 1.4 mph 3.5 mph 87% 0.00 in
00:59 79.6 °F 75.4 °F 30.05 in South 1 mph 4.6 mph 87% 0.00 in
01:04 79.6 °F 75.4 °F 30.05 in SSW 0.7 mph 2.3 mph 87% 0.00 in
01:09 79.6 °F 75.4 °F 30.05 in South 1.1 mph 2.3 mph 87% 0.00 in
01:14 79.6 °F 75.4 °F 30.05 in South 1 mph 2.3 mph 87% 0.00 in
01:19 79.6 °F 75.4 °F 30.05 in SSE 0.9 mph 2.3 mph 87% 0.00 in
01:24 79.6 °F 75.4 °F 30.05 in South 0.3 mph 1.2 mph 87% 0.00 in
01:29 79.5 °F 75.3 °F 30.05 in South 0.2 mph 1.2 mph 87% 0.00 in
01:34 79.5 °F 75.5 °F 30.05 in SE 1.1 mph 2.3 mph 87.6% 0.00 in
01:39 79.3 °F 75.4 °F 30.05 in SE 1.4 mph 2.3 mph 88% 0.00 in
01:44 79.2 °F 75.3 °F 30.05 in SE 1.2 mph 2.3 mph 88% 0.00 in
01:49 79.1 °F 75.2 °F 30.04 in SE 1 mph 2.3 mph 88% 0.00 in
01:54 78.9 °F 75.4 °F 30.04 in SE 0.8 mph 2.3 mph 89% 0.00 in
01:59 78.9 °F 75.4 °F 30.04 in SSE 0.2 mph 1.2 mph 89% 0.00 in
02:04 78.8 °F 75.3 °F 30.04 in SSE 0.5 mph 1.2 mph 89% 0.00 in
02:09 78.8 °F 75.3 °F 30.04 in SSE 0.3 mph 1.2 mph 89% 0.00 in
02:14 78.7 °F 75.2 °F 30.04 in SSE 0.5 mph 1.2 mph 89% 0.00 in
02:19 78.5 °F 75.1 °F 30.04 in SSE 1.2 mph 2.3 mph 89.4% 0.00 in
02:24 78.3 °F 75.1 °F 30.04 in SSE 0.7 mph 1.2 mph 90% 0.00 in
02:29 78.2 °F 75 °F 30.04 in SSE 0.7 mph 1.2 mph 90% 0.00 in
02:34 77.9 °F 74.7 °F 30.03 in SSE 0.8 mph 1.2 mph 90% 0.00 in
02:39 77.8 °F 74.8 °F 30.03 in SSE 0.9 mph 2.3 mph 90.5% 0.00 in
02:44 77.6 °F 74.8 °F 30.03 in SSE 1 mph 1.2 mph 91% 0.00 in
02:49 77.5 °F 74.7 °F 30.03 in SSE 0.8 mph 1.2 mph 91% 0.00 in
02:54 77.3 °F 74.5 °F 30.03 in SSE 0.9 mph 2.3 mph 91% 0.00 in
02:59 77.1 °F 74.3 °F 30.03 in SSE 0.6 mph 1.2 mph 91% 0.00 in
03:04 76.9 °F 74.2 °F 30.02 in Calm   1.2 mph 91.3% 0.00 in
03:09 76.9 °F 74.4 °F 30.02 in SSE 0.2 mph 1.2 mph 92% 0.00 in
03:14 76.8 °F 74.3 °F 30.02 in SSE 0.1 mph 1.2 mph 92% 0.00 in
03:19 76.7 °F 74.2 °F 30.01 in Calm   1.2 mph 92% 0.00 in
03:24 76.7 °F 74.2 °F 30.01 in SSE 0.2 mph 1.2 mph 92% 0.00 in
03:29 76.6 °F 74.1 °F 30.02 in SSE 0.5 mph 1.2 mph 92% 0.00 in
03:34 76.5 °F 74.3 °F 30.02 in SSE 0.1 mph 1.2 mph 92.9% 0.00 in
03:39 76.4 °F 74.2 °F 30.02 in Calm   1.2 mph 93% 0.00 in
03:44 76.3 °F 73.9 °F 30.02 in Calm     92.5% 0.00 in
03:49 76.2 °F 73.7 °F 30.01 in Calm     92% 0.00 in
03:54 76.2 °F 73.9 °F 30.01 in Calm     92.8% 0.00 in
03:59 76.2 °F 74 °F 30.01 in SSE 0.1 mph 1.2 mph 93% 0.00 in
04:04 76.1 °F 73.9 °F 30.01 in SSE 0.1 mph 1.2 mph 93% 0.00 in
04:09 76.1 °F 73.9 °F 30.01 in Calm   1.2 mph 93% 0.00 in
04:14 76 °F 73.8 °F 30.01 in SSE 0.1 mph 1.2 mph 93% 0.00 in
04:19 76 °F 73.8 °F 30.01 in SE 0.4 mph 2.3 mph 93% 0.00 in
04:24 75.9 °F 73.7 °F 30.01 in Calm   1.2 mph 93% 0.00 in
04:29 75.9 °F 73.8 °F 30.01 in SE 0.7 mph 2.3 mph 93.2% 0.00 in
04:34 76 °F 74.1 °F 30.01 in SE 1 mph 2.3 mph 94% 0.00 in
04:39 76 °F 74.1 °F 30.01 in SSE 0.7 mph 2.3 mph 94% 0.00 in
04:44 76.2 °F 74.3 °F 30.01 in SSE 0.8 mph 2.3 mph 94% 0.00 in
04:49 76.3 °F 74.4 °F 30.01 in South 1.8 mph 3.5 mph 94% 0.00 in
04:54 76.5 °F 74.6 °F 30.01 in SSE 1.6 mph 4.6 mph 94% 0.00 in
04:59 76.6 °F 74.7 °F 30.01 in South 1.8 mph 4.6 mph 94% 0.00 in
05:04 76.7 °F 74.8 °F 30.00 in SSE 1.3 mph 3.5 mph 94% 0.00 in
05:09 76.7 °F 74.8 °F 30.00 in South 1.7 mph 3.5 mph 94% 0.00 in
05:14 76.7 °F 74.8 °F 30.00 in South 1.2 mph 3.5 mph 94% 0.00 in
05:19 76.8 °F 74.9 °F 30.00 in South 1.1 mph 2.3 mph 94% 0.00 in
05:24 76.8 °F 74.9 °F 30.00 in SSE 0.8 mph 2.3 mph 94% 0.00 in
05:29 76.8 °F 74.9 °F 30.00 in South 0.5 mph 2.3 mph 94% 0.00 in
05:34 76.8 °F 74.9 °F 30.00 in South 0.6 mph 2.3 mph 94% 0.00 in
05:39 76.7 °F 74.8 °F 30.00 in South 0.4 mph 2.3 mph 94% 0.00 in
05:44 76.7 °F 74.8 °F 30.01 in SSW 0.6 mph 2.3 mph 94% 0.00 in
05:49 76.8 °F 74.9 °F 30.01 in SSE 1.1 mph 2.3 mph 94% 0.00 in
05:54 76.8 °F 74.9 °F 30.01 in SSE 0.9 mph 3.5 mph 94% 0.00 in
05:59 76.9 °F 75 °F 30.01 in SE 1.5 mph 3.5 mph 94% 0.00 in
06:04 76.9 °F 75 °F 30.00 in SSE 1.5 mph 3.5 mph 94% 0.00 in
06:09 76.9 °F 75 °F 30.00 in SSE 1.3 mph 3.5 mph 94% 0.00 in
06:14 76.9 °F 75 °F 30.00 in SSE 1.5 mph 2.3 mph 94% 0.00 in
06:19 76.9 °F 75 °F 30.00 in SSE 1.1 mph 2.3 mph 94% 0.00 in
06:24 76.9 °F 75 °F 30.00 in SSE 0.7 mph 2.3 mph 94% 0.00 in
06:29 77 °F 75.1 °F 30.00 in SSE 1.5 mph 4.6 mph 94% 0.00 in
06:34 77.1 °F 75.2 °F 30.00 in South 2 mph 3.5 mph 94% 0.00 in
06:39 77.1 °F 75.2 °F 30.00 in SSE 1.4 mph 2.3 mph 94% 0.00 in
06:44 77.2 °F 75.3 °F 30.00 in SSE 1.9 mph 3.5 mph 94% 0.00 in
06:49 77.2 °F 75.3 °F 30.00 in South 1.8 mph 3.5 mph 94% 0.00 in
06:54 77.3 °F 75.4 °F 30.00 in SSE 1.9 mph 4.6 mph 94% 0.00 in
06:59 77.4 °F 75.5 °F 30.00 in South 2.4 mph 4.6 mph 94% 0.00 in
07:04 77.6 °F 75.7 °F 30.00 in WSW 2.5 mph 3.5 mph 94% 0.00 in
07:09 77.7 °F 75.8 °F 30.00 in South 2.5 mph 4.6 mph 94% 0.00 in
07:14 77.9 °F 76 °F 30.00 in SSE 2 mph 4.6 mph 94% 0.00 in
07:19 78 °F 76.1 °F 30.00 in SSW 2 mph 3.5 mph 94% 0.00 in
07:24 78.2 °F 76.3 °F 30.00 in SSW 2.4 mph 3.5 mph 93.8% 0.00 in
07:29 78.4 °F 76.2 °F 30.00 in South 3.3 mph 5.8 mph 93% 0.00 in
07:34 78.6 °F 76.4 °F 30.00 in South 3 mph 5.8 mph 93% 0.00 in
07:39 78.9 °F 76.7 °F 30.00 in South 2.7 mph 6.9 mph 93% 0.00 in
07:44 79.1 °F 76.8 °F 30.00 in SSW 3.8 mph 8.1 mph 92.9% 0.00 in
07:49 79.3 °F 76.8 °F 30.00 in SSW 4.3 mph 6.9 mph 92% 0.00 in
07:54 79.5 °F 77 °F 30.00 in SSW 4.3 mph 8.1 mph 92% 0.00 in
07:59 79.6 °F 77.1 °F 30.01 in SSW 4.4 mph 8.1 mph 92% 0.00 in
08:04 79.6 °F 77.1 °F 30.01 in SSW 3.5 mph 8.1 mph 92% 0.00 in
08:09 79.8 °F 77.3 °F 30.01 in South 2.1 mph 5.8 mph 92% 0.00 in
08:14 80.1 °F 77.6 °F 30.01 in SSW 1.9 mph 4.6 mph 92% 0.00 in
08:19 80.4 °F 77.7 °F 30.01 in SW 2.5 mph 5.8 mph 91.5% 0.00 in
08:24 80.8 °F 77.9 °F 30.01 in SW 2.9 mph 6.9 mph 91% 0.00 in
08:29 81 °F 77.8 °F 30.02 in SW 4.9 mph 10.4 mph 90.1% 0.00 in
08:34 81.1 °F 77.9 °F 30.02 in SW 3.6 mph 6.9 mph 90% 0.00 in
Clayton, NC Weather
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