Oshawa weather in September 2024

The temperatures in Oshawa in September are comfortable with low of 14°C and and high up to 21°C.

You can expect about 3 to 8 days of rain in Oshawa during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Oshawa in September 2024.

If you’re planning to visit Oshawa in the near future, we highly recommend that you review the 14 day weather forecast for Oshawa before you arrive.

Temperatures

21° / 14°

Rainy Days

Snowy Days

Dry Days

Rainfall

117

Sun Hours

10.6

Hrs

Sun	Mon	Tue	Wed	Thu	Fri	Sat
1 24° /13°	2 26° /15°	3 27° /17°	4 26° /16°	5 27° /18°	6 25° /16°	7 24° /16°
8 25° /17°	9 23° /15°	10 24° /16°	11 23° /16°	12 23° /16°	13 21° /14°	14 23° /13°
15 19° /10°	16 23° /13°	17 24° /14°	18 25° /16°	19 23° /14°	20 23° /12°	21 21° /16°
22 19° /12°	23 16° /9°	24 20° /12°	25 21° /13°	26 19° /12°	27 19° /13°	28 18° /11°
29 18° /10°	30 18° /10°

Explore the weather in Oshawa in other months

Oshawa annual weather

Month	Temperatures	Rainy Days	Dry Days	Snowy Days	Rainfall	Weather	More details
January	-3° / -9°	7	5	19	94 mm	Awful	Oshawa in January
February	-3° / -8°	6	5	17	85 mm	Awful	Oshawa in February
March	3° / -3°	7	13	11	92 mm	Awful	Oshawa in March
April	9° / 2°	9	16	5	129 mm	Awful	Oshawa in April
May	16° / 8°	7	24	0	134 mm	Ok	Oshawa in May
June	21° / 13°	8	22	0	154 mm	Ok	Oshawa in June
July	25° / 17°	8	23	0	160 mm	Good	Oshawa in July
August	24° / 17°	7	24	0	154 mm	Good	Oshawa in August
September	21° / 14°	6	24	0	117 mm	Good	Oshawa in September
October	14° / 8°	8	22	1	126 mm	Ok	Oshawa in October
November	7° / 2°	8	15	7	81 mm	Awful	Oshawa in November
December	1° / -3°	9	8	14	87 mm	Awful	Oshawa in December