Stamford weather by month

Warmest month

July

84°F (29°C) average high

Coolest month

January

25°F (-4°C) average low

Wettest month

July

3.8 in (97 mm) of rain

Driest month

February

1.9 in (47 mm) of rain

Average temperature and rainfall in Stamford by month

Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.

MonthAvg highAvg lowRecord low / highRainfallHumidityWind
January38°F25°F7°F / 56°F
2 in
70%9 mph
February40°F26°F5°F / 63°F
1.9 in
69%8 mph
March47°F33°F12°F / 67°F
2.6 in
65%9 mph
April59°F42°F24°F / 85°F
3.1 in
64%8 mph
May69°F52°F39°F / 87°F
3.5 in
70%7 mph
June79°F60°F49°F / 97°F
3.4 in
71%6 mph
July84°F68°F58°F / 96°F
3.8 in
76%6 mph
August82°F65°F56°F / 90°F
3.5 in
73%6 mph
September75°F59°F44°F / 89°F
3.4 in
75%6 mph
October65°F50°F35°F / 83°F
3.5 in
75%6 mph
November54°F38°F24°F / 74°F
2.8 in
71%6 mph
December44°F31°F12°F / 62°F
3.8 in
72%8 mph

Frost and snow-likely months in Stamford

Nights in Stamford average 36°F (2°C) or below in 4 months (January, February, March and December). January, February and December combine average lows at or below 32°F (0°C) with 0.4 in (10 mm) or more of monthly precipitation, so precipitation then is likely to fall as snow. The coldest month is January with an average low of 25°F (-4°C) and a record low of 7°F (-14°C).

  • January: average low 25°F (-4°C), record low 7°F (-14°C), 2 in (52 mm) of precipitation — snow-likely
  • February: average low 26°F (-3°C), record low 5°F (-15°C), 1.9 in (47 mm) of precipitation — snow-likely
  • March: average low 33°F (0°C), record low 12°F (-11°C), 2.6 in (67 mm) of precipitation
  • December: average low 31°F (-1°C), record low 12°F (-11°C), 3.8 in (97 mm) of precipitation — snow-likely

These records carry temperature and precipitation, not snowfall totals.

Best time to visit Stamford

The most comfortable time to visit Stamford is generally May to June and September, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around July, totalling about 37.4 in (951 mm) a year.

Travellers who prefer heat should aim for July, when highs average 84°F (29°C). July is the month to avoid if rain would spoil your plans — it averages 3.8 in (97 mm), roughly 2× the rainfall of the driest month (February).

Stamford climate: your questions

Does it snow a lot in Stamford?

Yes, in winter: January, February and December average lows at or below 32°F (0°C) with 0.4 in (10 mm) or more of monthly precipitation, so some of it falls as snow. The coldest month is January (average low 25°F (-4°C), record low 7°F (-14°C)). Our records carry temperature and precipitation, not snowfall totals. What is falling now: Stamford weather today.

When is it going to snow in Stamford this month?

Stamford's winter months average lows of 31°F (-1°C) in December, 25°F (-4°C) in January and 26°F (-3°C) in February, with about 7.7 in (196 mm) of precipitation across the three; 3 of them sit at or below 32°F (0°C), so snow is likely on the colder days. The records hold no snowfall totals. The next 15 days: Stamford 10-day forecast.

When is the best time to visit Stamford?

May to June and September are the most comfortable months in Stamford, with highs near 74°F (23°C). July is the warmest month, averaging 84°F (29°C) by day; July is the wettest, with 3.8 in (97 mm); and January is the coolest, with lows near 25°F (-4°C). What it is doing today: Stamford weather today.

Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Stamford forecast for what is happening now.

Nearest cities: Monthly climate