Dumbarton climate

Dumbarton Weather in March

NASA POWER reanalysis for the half-degree grid cell around Dumbarton, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 5°C on March 1 to 8°C on March 31, and lows from 1°C to 2°C. Normal precipitation for the month is 102 mm over about 19 wet days.

March day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Dumbarton, in °C, with the record for each date.-10-505101520151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

March at a glance

Average high
7°C
Average low
2°C
Precipitation
102 mm
Reanalysis high
16°CMar 26, 2012
Reanalysis low
-8°CMar 2, 2010
Daylight
10 h 42 min to 13 h 02 min
Cloud cover
79%
Humidity
91%
Dew point
3°C
Wind
21.6 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Mar 15°C1°C9°C 2012-6°C 201066%
Mar 26°C1°C9°C 2012-8°C 201066%
Mar 36°C1°C9°C 1992-5°C 201065%
Mar 46°C1°C9°C 1992-4°C 200666%
Mar 56°C1°C8°C 1992-2°C 200665%
Mar 66°C1°C10°C 1996-3°C 200164%
Mar 76°C1°C10°C 2015-3°C 199564%
Mar 86°C1°C10°C 2000-3°C 199565%
Mar 96°C1°C9°C 2012-2°C 199866%
Mar 106°C2°C10°C 2001-3°C 201365%
Mar 116°C2°C11°C 1997-3°C 201364%
Mar 127°C2°C10°C 1991-3°C 201363%
Mar 137°C2°C11°C 1993-3°C 199662%
Mar 147°C2°C10°C 2016-2°C 201561%
Mar 157°C2°C11°C 2004-2°C 200160%
Mar 167°C2°C12°C 2005-2°C 200658%
Mar 177°C2°C11°C 2005-2°C 200856%
Mar 187°C2°C11°C 2005-2°C 201856%
Mar 197°C2°C13°C 2005-2°C 201855%
Mar 207°C2°C13°C 2005-3°C 200754%
Mar 217°C2°C12°C 2005-3°C 200654%
Mar 227°C2°C13°C 2005-3°C 200654%
Mar 238°C2°C12°C 2011-1°C 201354%
Mar 248°C2°C13°C 2005-2°C 200853%
Mar 258°C2°C16°C 2012-3°C 201354%
Mar 268°C2°C16°C 2012-3°C 201355%
Mar 278°C2°C16°C 2012-3°C 201356%
Mar 288°C2°C14°C 2012-4°C 199558%
Mar 298°C2°C13°C 2012-4°C 199558%
Mar 308°C2°C12°C 2017-3°C 201359%
Mar 318°C2°C11°C 2009-3°C 201359%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Dumbarton, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT).

March 1
sunrise 7:10 AM, sunset 5:52 PM
March 31
sunrise 6:52 AM, sunset 7:54 PM

Every day of March: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.