Lexington Weather

Lexington, Massachusetts, USA

66°F
10/12/2026 6:14pm 
  • Lexington Conditions: Clear
  • Temperature: 65.5°F / 18.6°CColder 1.6°F than last hour.
  • Dew Point: 58.8°FDecreased 1.6°Fsince last hour.
  • Relative Humidity: 79% 
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.69 inRising 0.02 inHg/hr Rising Slowly
  • Visibility: 10 miles
  • Rain Today: 0.21 in
  •   

Trends / Extremes

Outlook Drive

Trends as of Oct 12, 2026 at 6:14pm

TEMP/DEW POINT
°F

Current:  65.5  /  58.8
5 min ago:  65.7  /  59.0
10 min ago:  65.7  /  59.0
15 min ago:  65.8  /  59.2
30 min ago:  66.2  /  59.2
1 hr ago:  67.1  /  60.4

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:  29.69
5 min ago:  29.69
10 min ago:  29.69
15 min ago:  29.68
30 min ago:  29.67
1 hr ago:  29.67

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:  65.8°F at 6:00pm
Today:  67.8°F at 4:19pm
Sunday:  57.6°F at 3:17pm
October:  84.7°F on Oct 2
2026:  96.3°F on Jul 2
All-Time2:  98.2°F on Jul 24, 2022

LOW TEMPS

Last Hour1:  65.5°F at 6:10pm
Today:  48.9°F at 4:55am
Sunday:  43.2°F at 4:55am
October:  39.7°F on Oct 7
2026:  1.0°F on Jan 31
All-Time2:  -10.7°F on Feb 14, 2016

HIGH DEW POINTS

Last Hour1:  59.2°F at 6:00pm
Today:  61.0°F at 3:36pm
Sunday:  51.1°F at 3:23pm
October:  71.2°F on Oct 2
2026:  79.0°F on Aug 6
All-Time2 80.8°F on Jul 10, 2024

LOW DEW POINTS

Last Hour1:  58.8°F at 6:10pm
Today:  47.8°F at 4:55am
Sunday:  39.4°F at 3:35am
October:  32.0°F on Oct 7
2026:  -12.6°F on Jan 24
All-Time2:  -28.1°F on Feb 4, 2023

BAROMETER HIGHS

Last Hour1:  29.69 in at 6:09pm
Today:  29.86 in at 12:00am
Sunday:  30.45 in at 12:04am
October:  30.45 in on Oct 10
2026:  30.64 in on Mar 2
All-Time2:  30.89 in on Dec 14, 2024

BAROMETER LOWS

Last Hour1:  29.68 in at 6:00pm
Today:  29.65 in at 2:17pm
Sunday:  29.86 in at 11:59pm
October:  29.65 in on Oct 12
2026:  29.21 in on Mar 17
All-Time2:  28.63 in on Feb 7, 2020

HIGH HEAT INDEX

Last Hour1:  N/A
Today:  N/A
Sunday:  N/A
October:  89.7°F on Oct 2
2026:  109.1°F on Jul 2
All-Time2 112.7°F on Jun 23, 2025

LOW WIND CHILL

Last Hour1:  N/A
Today:  48.9°F at 4:55am
Sunday:  43.2°F at 4:55am
October:  39.7°F on Oct 7
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:  0.21 in
Sunday:  1.56 in
October:  1.83 in
2026:  26.17 in
All-Time2:  486.78 in

WIND GUSTS 

Recent:  None
Last Hour1:  None
Today:  4 mph at 3:54am
Sunday:  1 mph at 2:15pm
October:  16 mph on Oct 6
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.