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Weather on May 19 in Ottawa

Historical weather data for May 19 in Ottawa, Canada

Avg High20°C (68°F)
Avg Low8°C (46°F)
Warmest202623°C
Coldest20024°C

Based on 55 years of data from OTTAWA CDA

About This Date

May 19th in Ottawa, Canada typically brings mild spring weather, with average highs around 20°C and lows near 8°C. Over 55 years of records, the warmest May 19th was in 2026 (23°C average), while the coldest was 2002 (4°C) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 38% of May 19th dates historically, with the wettest May 19th recording 3.68" of rain. The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.

Planning for May 19th in Ottawa? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecip (mm)
202628°C (83°F)18°C (64°F)--
202513°C (55°F)6°C (42°F)0 mm
202322°C (71°F)4°C (40°F)0 mm
202213°C (55°F)4°C (39°F)11 mm
202129°C (85°F)10°C (50°F)0 mm
202020°C (68°F)9°C (48°F)0 mm
201920°C (68°F)9°C (49°F)28 mm
201818°C (65°F)8°C (46°F)22 mm
201717°C (62°F)8°C (47°F)0 mm
201621°C (69°F)9°C (49°F)0 mm
201526°C (78°F)9°C (48°F)0 mm
201422°C (71°F)8°C (47°F)0 mm
201317°C (63°F)8°C (47°F)5 mm
201228°C (82°F)12°C (54°F)0 mm
201122°C (72°F)14°C (57°F)1 mm
201023°C (74°F)10°C (50°F)0 mm
200918°C (65°F)3°C (37°F)0 mm
200813°C (56°F)6°C (42°F)4 mm
200723°C (74°F)2°C (36°F)0 mm
200616°C (60°F)11°C (52°F)17 mm
200519°C (67°F)2°C (36°F)0 mm
200422°C (71°F)7°C (44°F)1 mm
200327°C (80°F)8°C (47°F)0 mm
20028°C (46°F)0°C (32°F)1 mm
200121°C (69°F)11°C (52°F)0 mm
200013°C (56°F)2°C (36°F)0 mm
199921°C (69°F)14°C (58°F)8 mm
199825°C (77°F)12°C (54°F)0 mm
199715°C (59°F)8°C (46°F)0 mm
199627°C (81°F)13°C (55°F)17 mm
199519°C (67°F)4°C (39°F)0 mm
199420°C (68°F)7°C (45°F)0 mm
199313°C (55°F)9°C (48°F)3 mm
199222°C (72°F)4°C (39°F)0 mm
199120°C (68°F)2°C (36°F)0 mm
199012°C (53°F)5°C (41°F)0 mm
198930°C (86°F)12°C (53°F)0 mm
198819°C (66°F)11°C (52°F)10 mm
198718°C (64°F)5°C (41°F)0 mm
198611°C (51°F)10°C (50°F)93 mm
198516°C (61°F)4°C (40°F)1 mm
198419°C (67°F)10°C (50°F)35 mm
198319°C (66°F)3°C (38°F)15 mm
198221°C (70°F)11°C (51°F)8 mm
198118°C (65°F)3°C (37°F)0 mm
198014°C (58°F)9°C (49°F)0 mm
197924°C (76°F)13°C (55°F)8 mm
197828°C (82°F)9°C (49°F)0 mm
197727°C (80°F)12°C (53°F)0 mm
19769°C (49°F)2°C (36°F)68 mm
197529°C (85°F)13°C (55°F)0 mm
197416°C (60°F)3°C (38°F)0 mm
197315°C (59°F)7°C (44°F)10 mm
197223°C (74°F)11°C (51°F)0 mm
197131°C (87°F)12°C (54°F)0 mm

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