Weather on June 25

New Haven, CT

55 Years of Data

Avg High
81°F
Avg Low
63°F
Warmest
2025
86°F avg
Coldest
1974
62°F avg

About This Date

June 25th in New Haven, CT typically brings warm summer weather, with average highs around 81°F and lows near 63°F. Over 50 years of records, the warmest June 25th was in 2025 (86°F average), while the coldest was 1974 (62°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 20% of June 25th dates historically, with the wettest June 25th recording 2.67" of rain. Temperatures on this date have remained relatively stable over the past several decades.

Temperatures on this date have remained relatively stable over the past several decades.

Planning for June 25th in New Haven, CT? Stay hydrated and seek shade during peak afternoon hours.

Warming Trend
0.5°F per decade on this date
YearHighLowAvgPrecipSnow
2025warmest98°74°86°
202490°68°79°
202383°69°76°
202286°63°74°
202175°61°68°0.05"
202084°65°74°
201973°67°70°1.96"
201880°60°70°
201780°62°71°
201679°56°67°
201578°56°67°
201482°66°74°
201390°68°79°
201273°61°67°2.67"
201175°61°68°
201081°69°75°
200976°64°70°0.03"
200880°62°71°
200782°56°69°
200672°67°69°0.18"
200586°66°76°
200479°62°70°
200390°62°76°
200278°64°71°
200184°59°72°0.03"
200086°63°74°
199684°62°73°
199575°65°70°0.71"
199275°58°66°1.78"
199184°52°68°
199085°63°74°
198982°53°68°
198878°65°71°
198787°62°75°
198681°53°67°
198572°53°62°
198480°63°71°2.49"
198388°63°75°
198281°54°67°
198180°68°74°0.18"
198093°72°82°
197978°52°65°
197887°59°73°
197778°63°70°
197689°72°80°
197592°75°83°
1974coldest66°58°62°
197374°65°69°
197268°59°64°
197186°65°75°
50 years of data from NEW HAVEN

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.

June 25th Weather in New Haven, CT - 55 Years of History