When to Hartford
Climate guide & best times to travel
Best Time to Visit
Month-by-Month Guide
January
January offers the most comfortable conditions of the year with highs of 96°F and minimal rainfall. Despite being the 'coolest' month, temperatures remain quite hot by most standards. The dry conditions and relatively lower temperatures make this an optimal time for any outdoor activities.
February
February continues the mild winter pattern with temperatures rising slightly to 101°F. Rainfall remains minimal and conditions stay dry throughout the month. This represents one of the last opportunities for comfortable daytime outdoor activities before the intense heat begins.
March
March marks the beginning of the heating season with temperatures jumping significantly to 117°F. The minimal rainfall continues the dry pattern established in winter months. Outdoor activities become increasingly challenging as the intense heat period approaches.
April
April sees a dramatic temperature increase to 140°F, making outdoor activities extremely difficult during peak daylight hours. The arid conditions persist with minimal precipitation. This month marks the transition into the challenging hot season.
May
May brings scorching temperatures reaching 161°F with virtually no rainfall relief. The extreme heat makes most outdoor activities unsafe during daylight hours. Air conditioning becomes essential for comfort and safety.
June
June escalates to dangerous heat levels with temperatures soaring to 175°F. The bone-dry conditions offer no respite from the intense heat. This month requires extreme caution for any outdoor exposure and heavy reliance on climate-controlled environments.
July
July represents the peak of the extreme heat season with temperatures reaching a scorching 185°F. Minimal rainfall provides no cooling relief from the dangerous conditions. Outdoor activities are virtually impossible during daylight hours.
August
August maintains near-peak heat levels at 181°F with continued arid conditions. The extreme temperatures make this one of the most challenging months for any outdoor exposure. Indoor, air-conditioned activities are the only safe option during peak heat.
September
September begins the gradual cooling trend with temperatures dropping to 168°F, though conditions remain extremely hot. The dry pattern continues with minimal precipitation. While slightly cooler than peak summer, outdoor activities remain very challenging.
October
October shows more significant cooling with highs of 146°F, marking the transition toward more manageable conditions. Rainfall remains minimal throughout the month. While still extremely hot, this represents the beginning of the gradual return to less dangerous temperatures.
November
November continues the cooling trend with temperatures dropping to 124°F, though conditions remain quite hot. The dry climate persists with minimal rainfall. Outdoor activities become slightly more feasible, though still require significant precautions.
December
December brings welcome relief with temperatures cooling to 105°F, approaching the more tolerable winter season. Minimal rainfall continues the year-long dry pattern. This month marks the return to conditions where outdoor activities become more feasible with proper precautions.