Weather on August 21 in Reykjavik

Historical weather data for August 21 in Reykjavik, Iceland

Avg High13°C (56°F)
Avg Low8°C (47°F)
Warmest201215°C
Coldest19767°C

Based on 55 years of data from REYKJAVIK

About This Date

August 21st in Reykjavik, Iceland typically brings cool summer weather, with average highs around 13°C and lows near 8°C. Over 55 years of records, the warmest August 21st was in 2012 (15°C average), while the coldest was 1976 (7°C) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 35% of August 21st dates historically, with the wettest August 21st recording 0.91" of rain. The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.

The last decade has been 1.7°F cooler on this date compared to 20-30 years ago.

Planning for August 21st in Reykjavik? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecip
202514°C (58°F)11°C (52°F)--
202410°C (50°F)7°C (45°F)--
202313°C (56°F)8°C (47°F)--
202213°C (55°F)4°C (39°F)--
202114°C (57°F)9°C (49°F)--
202018°C (64°F)7°C (44°F)--
2019--11°C (51°F)--
201811°C (52°F)9°C (48°F)--
201716°C (60°F)8°C (46°F)--
201612°C (54°F)11°C (51°F)--
201515°C (59°F)10°C (50°F)--
201413°C (56°F)7°C (44°F)--
201312°C (54°F)8°C (46°F)--
201217°C (63°F)13°C (55°F)--
201112°C (54°F)7°C (45°F)--
201012°C (54°F)6°C (43°F)--
200911°C (51°F)6°C (43°F)--
200813°C (55°F)9°C (49°F)--
200714°C (58°F)11°C (52°F)--
200616°C (60°F)9°C (49°F)0"
200513°C (55°F)9°C (48°F)0.52"
200414°C (58°F)7°C (45°F)0"
200317°C (62°F)11°C (52°F)0.02"
200212°C (54°F)8°C (47°F)0.76"
200114°C (58°F)11°C (51°F)0.25"
200016°C (61°F)7°C (44°F)0"
199912°C (54°F)11°C (51°F)0.02"
199813°C (56°F)10°C (50°F)0.02"
199717°C (62°F)12°C (54°F)0.52"
199613°C (55°F)9°C (49°F)0"
199514°C (58°F)11°C (51°F)0.64"
199413°C (55°F)7°C (45°F)0.01"
199311°C (51°F)3°C (38°F)0"
199214°C (58°F)8°C (47°F)0.05"
199112°C (53°F)5°C (41°F)0"
199013°C (55°F)6°C (43°F)0.75"
198914°C (58°F)9°C (48°F)0.17"
198811°C (52°F)6°C (42°F)0"
198716°C (60°F)8°C (46°F)0"
198612°C (53°F)8°C (47°F)0"
198513°C (56°F)11°C (51°F)0.91"
198412°C (53°F)8°C (46°F)0"
198310°C (50°F)6°C (42°F)0.05"
198214°C (58°F)7°C (45°F)0"
198111°C (52°F)7°C (45°F)0.47"
198013°C (55°F)6°C (42°F)0"
197912°C (54°F)7°C (45°F)0"
197814°C (58°F)10°C (50°F)0.28"
197713°C (56°F)9°C (48°F)0"
19769°C (49°F)4°C (40°F)0.5"
197513°C (56°F)4°C (39°F)0"
197413°C (55°F)8°C (46°F)0"
197312°C (54°F)5°C (41°F)0"
197212°C (53°F)8°C (46°F)0.16"
197114°C (57°F)8°C (47°F)0.04"

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