Harrison Mills Weather in September

September in Harrison Mills sees daytime temperatures around 19°C (66°F) and lows of 9°C (48°F) at night. With around 132 mm (5.2 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Harrison Mills in September

Typically, you can expect about 12 days of rain this month, with 132 mm (5.2 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Harrison Mills in September

Temperatures in Harrison Mills in September top out at 19°C (66°F) and drop to 9°C (48°F) overnight. September is part of the summer season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Harrison Mills in September

The area enjoys a balanced 188 hours of sunlight, ensuring it's neither too overcast nor too sunny.

For Harrison Mills itself, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.