Climateby Month

Manchester vs Nashua weather

Manchester, NH and Nashua, NH · 16 mi apart

July highs: 81°F in Manchester, 83°F in Nashua (Nashua is 2°F warmer). January highs: 32°F and 34°F (Nashua is 2°F warmer). Manchester has about 133 wet days a year, Nashua about 137. Muggy days: about 21 a year in Manchester, about 21 in Nashua. Snow: 67.7 in a year in Manchester, 66.8 in in Nashua.

Manchester, NH

0°20°40°60°80°100° January: normal high 32°F (0°C), low 13°F (-11°C) 32° 13° February: normal high 35°F (2°C), low 15°F (-9°C) March: normal high 43°F (6°C), low 24°F (-4°C) April: normal high 56°F (13°C), low 35°F (2°C) May: normal high 67°F (19°C), low 46°F (8°C) June: normal high 76°F (24°C), low 56°F (13°C) July: normal high 81°F (27°C), low 61°F (16°C) 81° 61° August: normal high 80°F (27°C), low 59°F (15°C) September: normal high 73°F (23°C), low 52°F (11°C) October: normal high 60°F (16°C), low 40°F (4°C) November: normal high 48°F (9°C), low 30°F (-1°C) December: normal high 38°F (3°C), low 21°F (-6°C) JFMAMJJASOND

Best months: May

Nashua, NH

0°20°40°60°80°100° January: normal high 34°F (1°C), low 13°F (-11°C) 34° 13° February: normal high 37°F (3°C), low 14°F (-10°C) March: normal high 45°F (7°C), low 23°F (-5°C) April: normal high 58°F (14°C), low 34°F (1°C) May: normal high 69°F (21°C), low 46°F (8°C) June: normal high 78°F (26°C), low 56°F (13°C) July: normal high 83°F (28°C), low 61°F (16°C) 83° 61° August: normal high 82°F (28°C), low 59°F (15°C) September: normal high 74°F (23°C), low 51°F (11°C) October: normal high 61°F (16°C), low 38°F (3°C) November: normal high 49°F (9°C), low 28°F (-2°C) December: normal high 39°F (4°C), low 20°F (-7°C) JFMAMJJASOND

Best months: May, September

Which city for what

The two climates are close: no measure differs by enough to pick one (3°F in highs, 10 days in day counts or 3 in of snow a year).

Season by season

SeasonAvg high ManchesterAvg high NashuaWet days ManchesterWet days Nashua
Winter (Dec-Feb)35°F36°F3334
Spring (Mar-May)55°F57°F3538
Summer (Jun-Aug)79°F81°F3433
Fall (Sep-Nov)60°F62°F3132

Side by side over a year

ManchesterNashua
Hot days (90°F+)1014
Freezing nights162163
Muggy days2121
Comfortable days7879
Precipitation42.0 in46.1 in
Snowfall67.7 in66.8 in
Frost dateslast Apr 30, first Oct 11last Apr 30, first Oct 12
Daylight in June / December15.3 h / 9.1 h15.3 h / 9.1 h
Best monthsMayMay, September

Day counts from each city's daily records, 1991-2020. Comfortable days: highs 65-80°F and dew point under 60°F.

Month by month

MonthHigh ManchesterHigh NashuaWet days ManchesterWet days Nashua
January32°F34°F1112
February35°F37°F1011
March43°F45°F1212
April56°F58°F1112
May67°F69°F1213
June76°F78°F1312
July81°F83°F1111
August80°F82°F1011
September73°F74°F910
October60°F61°F1111
November48°F49°F1111
December38°F39°F1212

Both charts use the same temperature scale.

Where the numbers come from

  • Manchester, NH: temperature from Massabesic Lake (USC00275211), 3.1 mi E of the city center; precipitation from Concord Muni Airport (USW00014745). NOAA 1991-2020 normals and daily records.
  • Nashua, NH: temperature from Hudson 1 Sse (USC00274234), 3.0 mi ENE of the city center; precipitation from Hudson 1 Sse (USC00274234). NOAA 1991-2020 normals and daily records.

Every station for each city, including humidity and frost, is listed on the city page. Methodology.