Weather on September 30 in Helsinki

Historical weather data for September 30 in Helsinki, Finland

Avg High12°C (54°F)
Avg Low7°C (44°F)
Warmest201117°C
Coldest19762°C

Based on 55 years of data from HELSINKI RAUTATIENTORI

About This Date

September 30th in Helsinki, Finland typically brings cool fall weather, with average highs around 12°C and lows near 7°C. Over 55 years of records, the warmest September 30th was in 2011 (17°C average), while the coldest was 1976 (2°C) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 47% of September 30th dates historically, with the wettest September 30th recording 1.42" of rain. The last decade has been 3.7°F warmer on this date compared to 20-30 years ago.

The last decade has been 3.7°F warmer on this date compared to 20-30 years ago.

Planning for September 30th in Helsinki? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecip
202511°C (52°F)5°C (41°F)0"
202413°C (56°F)3°C (38°F)0"
202318°C (64°F)13°C (56°F)0.21"
202212°C (54°F)7°C (44°F)0.26"
202111°C (51°F)9°C (49°F)0.1"
202016°C (60°F)12°C (54°F)0"
201914°C (58°F)12°C (53°F)0.8"
201813°C (55°F)8°C (46°F)0"
201711°C (51°F)8°C (46°F)0"
201616°C (60°F)13°C (55°F)0"
201517°C (62°F)9°C (49°F)0"
201413°C (55°F)8°C (46°F)--
20137°C (45°F)2°C (35°F)--
201214°C (58°F)11°C (51°F)--
201122°C (71°F)13°C (55°F)--
201013°C (55°F)7°C (45°F)--
200910°C (50°F)3°C (37°F)0"
200813°C (55°F)2°C (36°F)0.02"
200717°C (62°F)13°C (55°F)0.58"
200614°C (58°F)10°C (50°F)0.59"
200514°C (57°F)6°C (42°F)0"
200412°C (54°F)7°C (45°F)0"
20039°C (49°F)7°C (45°F)1.07"
200214°C (58°F)7°C (45°F)0.04"
200111°C (52°F)-1°C (31°F)0"
200016°C (60°F)10°C (50°F)0"
199914°C (58°F)11°C (51°F)0.48"
19988°C (47°F)1°C (34°F)0"
199711°C (51°F)4°C (40°F)0"
199611°C (52°F)7°C (45°F)0.56"
199510°C (50°F)8°C (46°F)0.13"
199411°C (52°F)7°C (45°F)1.08"
19938°C (46°F)-3°C (26°F)0"
199212°C (54°F)9°C (49°F)0"
199112°C (54°F)7°C (44°F)0.54"
19909°C (49°F)4°C (40°F)0.07"
19899°C (48°F)4°C (40°F)0.07"
198812°C (54°F)9°C (49°F)0"
198711°C (52°F)4°C (39°F)0"
19869°C (48°F)2°C (35°F)0.01"
19858°C (46°F)4°C (40°F)0.85"
198410°C (50°F)7°C (44°F)0.31"
19838°C (47°F)2°C (36°F)0"
198213°C (55°F)7°C (45°F)0"
198117°C (62°F)11°C (52°F)0.02"
198011°C (52°F)6°C (43°F)0.27"
197910°C (50°F)3°C (38°F)0.02"
19786°C (43°F)0°C (32°F)0"
197710°C (50°F)6°C (43°F)1.42"
19768°C (46°F)-3°C (26°F)0"
197513°C (56°F)4°C (39°F)0"
197414°C (58°F)11°C (52°F)0.11"
197311°C (52°F)9°C (49°F)0.92"
19728°C (47°F)2°C (35°F)0"
197113°C (55°F)4°C (39°F)0.12"

Popular Dates in Helsinki

Browse by Country

Explore More Dates

See historical weather for other dates in Helsinki

Back to Helsinki