Lexington Weather

Lexington, Massachusetts, USA

83°F
5/27/2026 6:37pm 
  • Lexington Conditions: Clear
  • Temperature: 82.9°F / 28.3°CColder 0.2°F than last hour.
  • Dew Point: 51.6°FDecreased 4.7°Fsince last hour.
  • Relative Humidity: 34%Decreased 6.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.61 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Trends / Extremes

Outlook Drive

Trends as of May 27, 2026 at 6:37pm

TEMP/DEW POINT
°F

Current:  82.9  /  51.6
5 min ago:  82.9  /  50.0
10 min ago:  82.9  /  49.3
15 min ago:  82.9  /  50.0
30 min ago:  83.1  /  51.8
1 hr ago:  83.1  /  56.3

WIND
mph

Current:  Calm  
5 min ago:  Calm  
10 min ago:  Calm  
15 min ago:  Calm  
30 min ago:  Calm  
1 hr ago:  Calm  

PRESSURE
in

Current:  29.61
5 min ago:  29.61
10 min ago:  29.61
15 min ago:  29.61
30 min ago:  29.61
1 hr ago:  29.60

RAIN RATE
in/hr

Current:  0.00
5 min ago:  0.00
10 min ago:  0.00
15 min ago:  0.00
30 min ago:  0.00
1 hr ago:  0.00

Extremes

HIGH TEMPS

Last Hour1:  83.1°F at 6:00pm
Today:  84.6°F at 1:57pm
Tuesday:  82.2°F at 3:12pm
May:  95.5°F on May 19
2026:  95.5°F on May 19
All-Time2:  98.2°F on Jul 24, 2022

LOW TEMPS

Last Hour1:  82.9°F at 6:15pm
Today:  64.4°F at 5:38am
Tuesday:  57.0°F at 5:34am
May:  40.5°F on May 9
2026:  1.0°F on Jan 31
All-Time2:  -10.7°F on Feb 14, 2016

HIGH DEW POINTS

Last Hour1:  51.8°F at 6:00pm
Today:  64.8°F at 1:40pm
Tuesday:  63.3°F at 11:53am
May:  73.6°F on May 19
2026:  73.6°F on May 19
All-Time2 80.8°F on Jul 10, 2024

LOW DEW POINTS

Last Hour1:  49.3°F at 6:13pm
Today:  49.3°F at 6:13pm
Tuesday:  54.5°F at 5:34am
May:  27.5°F on May 3
2026:  -12.6°F on Jan 24
All-Time2:  -28.1°F on Feb 4, 2023

BAROMETER HIGHS

Last Hour1:  29.61 in at 6:08pm
Today:  29.85 in at 12:00am
Tuesday:  30.05 in at 9:58am
May:  30.47 in on May 23
2026:  30.64 in on Mar 2
All-Time2:  30.89 in on Dec 14, 2024

BAROMETER LOWS

Last Hour1:  29.61 in at 6:00pm
Today:  29.60 in at 5:18pm
Tuesday:  29.85 in at 11:39pm
May:  29.60 in on May 27
2026:  29.21 in on Mar 17
All-Time2:  28.63 in on Feb 7, 2020

HIGH HEAT INDEX

Last Hour1:  83.1°F at 6:00pm
Today:  86.1°F at 2:02pm
Tuesday:  82.4°F at 2:07pm
May:  101.4°F on May 19
2026:  101.4°F on May 19
All-Time2 112.7°F on Jun 23, 2025

LOW WIND CHILL

Last Hour1:  N/A
Today:  N/A
Tuesday:  N/A
May:  40.5°F on May 9
2026:  -13.4°F on Feb 8
All-Time2:  -33.2°F on Feb 4, 2023

Rain and Wind

RAIN TOTALS3

Last 60 min:  0.00 in
Today:  0.00 in
Tuesday:  0.00 in
May:  1.74 in
2026:  9.24 in
All-Time2:  469.85 in

WIND GUSTS 

Recent:  None
Last Hour1:  2 mph at 6:01pm
Today:  7 mph at 2:46pm
Tuesday:  12 mph at 8:23pm
May:  24 mph on May 4
2026:  37 mph on Mar 17
All-Time2:  41 mph on Dec 18, 2023

1From the top of the hour (06:00pm) until now

2Record keeping started on Jun 12, 2015

3Rain totals do not necessarily include melted frozen precipitation. More accurate precipitation information is recorded manually and reported to CoCoRaHS.