Hamilton Weather Records🌤

Weather historian. I gather raw statistics from Env Canada going back to 1931 to generate these alerts. By @RolfCampbell

[Hamilton Weather Records🌤 @YHM_Weather]

Streak over. After 10 consecutive September days with maximum temperature ≥23°C in #Hamilton, the maximum temperature was only 21.8°C yesterday. We made it to 9th place, only 9 days behind the record. #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

With a high of 28.8°C, yesterday was #Hamilton's hottest Sep 18th in 60 years, since 1965. #YhmWx #YHM #ONWx

[Hamilton Weather Records🌤 @YHM_Weather]

Near record humidex. Today's 5pm humidex of 33.4 brought #Hamilton within 0.7 of the highest humidex ever recorded on Sep 18th. #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

With a ~3pm high of 28.8°C, today is #Hamilton's hottest Sep 18th in 60 years, since 1965. #YhmWx #YHM #ONWx

[Hamilton Weather Records🌤 @YHM_Weather]

With a high of 30.2°C, yesterday was #Hamilton's hottest Sep 17th in 70 years, since 1955. #YhmWx #YHM #ONWx

[Hamilton Weather Records🌤 @YHM_Weather]

With a forecast high of 28°C, tomorrow could be #Hamilton's hottest Sep 18th since 1965. #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

With a ~3pm high of 30.2°C, today is #Hamilton's hottest Sep 17th in 70 years, since 1955. #YhmWx #YHM #ONWx

[Hamilton Weather Records🌤 @YHM_Weather]

#Hamilton just had its driest August since August 2014. Total precipitation was just 39.7 mm. #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

With a wind gust of 68km/h, today is #Hamilton's windiest day since Apr 29th. #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

August summary: #Hamilton broke (or almost broke) 7 records during August. #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

Historically, today is #Hamilton's last day of the year with a median high temperature ≥ 25°C. #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

During August 2025, #Hamilton had 15 above median days and 16 below median days (by maximum temperature). #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

#Hamilton's weather extremes for meteorological summer 2025: #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

#Hamilton's weather extremes for August 2025: #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

🥉Today is #Hamilton's 6th consecutive August day with minimum temperature ≤10°C which puts this run in 3rd place for the longest run on record. #YhmWx #YHM #ONWx

[Hamilton Weather Records🌤 @YHM_Weather]

🥈Yesterday's low of 5.2°C is the lowest temperature Hamilton has recorded on Aug 30th in 60 years, since 1965. #YhmWx #YHM #ONWx

[Hamilton Weather Records🌤 @YHM_Weather]

Near record windchill. 3am windchill of 4.1 brought #Hamilton within 0.7 of the lowest ever recorded on Aug 30th. #YhmWx

[Hamilton Weather Records🌤 @YHM_Weather]

🥈Today's ~6am low of 5.2°C is the lowest temperature Hamilton has recorded on Aug 30th in 60 years, since 1965. #YhmWx #YHM #ONWx

[Hamilton Weather Records🌤 @YHM_Weather]

Today is #Hamilton's 5th consecutive August day with minimum temperature ≤10°C which puts this run in 4th place for the longest run on record. #YhmWx #YHM #ONWx

[Hamilton Weather Records🌤 @YHM_Weather]

🥇With an avg windchill of 11.9, yesterday was #Hamilton's windchilliest Aug 29th since records began in 1970. #YhmWx #YHM #ONWx