Hamilton, ON - Extended Weather Forecast

20:00 Sunday

Scattered clouds

-12° Feels like -18°

Last Quarter Illuminated: 24%

Hourly Cloudy skies for the next few hours

AstronomyForbidden zones on Mars: scientists aim to protect potential alien ecosystems.

Sunday 21 Dec. 40% 0.5 mm 6° / -8° 19 - 52 km/h
Monday 22 Dec. 2° / -9° 20 - 48 km/h
Tuesday 23 Dec. 6° / -3° 26 - 53 km/h
Wednesday 24 Dec. 3° / -7° 12 - 29 km/h
Thursday 25 Dec. -4° / -10° 17 - 38 km/h
Friday 26 Dec. -6° / -13° 17 - 42 km/h
Saturday 27 Dec. -1° / -10° 13 - 27 km/h

Sunday, 21 December

Monday, 22 December

01:00		30% 0.012 mm	3°	Light rain Feels Like -1°	West 19 - 52 km/h	0 Low SPF: no
	Rain 30% 0.012 mm Humidity 84% Dew Point 0 °C Clouds 100% Feels Like -1 °C Visibility 6 km Wind - Average 19 km/h Pressure 1007 hPa Fog No Wind - Gusts 52 km/h Snowline 2297 ft
04:00		30% 0.08 in	1°	Snow Feels Like -3°	West 16 - 43 km/h	0 Low SPF: no
	Snow 30% 0.08 in Humidity 86% Dew Point -1 °C Clouds 100% Snow depth 0 in Feels Like -3 °C Wind - Average 16 km/h Pressure 1010 hPa Snowline 656 ft Fog No Wind - Gusts 43 km/h Visibility 25 km
07:00			-1°	Overcast Feels Like -5°	Northwest 17 - 36 km/h	0 Low SPF: no
	Rain 10% 0 mm Humidity 79% Dew Point -4 °C Clouds 100% Feels Like -5 °C Visibility 45 km Wind - Average 17 km/h Pressure 1014 hPa Fog No Wind - Gusts 36 km/h Snowline 0 ft
10:00			-1°	Overcast Feels Like -6°	Northwest 17 - 38 km/h	0 Low SPF: no
	Rain 10% 0 mm Humidity 71% Dew Point -6 °C Clouds 99% Feels Like -6 °C Visibility 35 km Wind - Average 17 km/h Pressure 1018 hPa Fog No Wind - Gusts 38 km/h Snowline 0 ft
13:00			-2°	Overcast Feels Like -7°	Northwest 16 - 41 km/h	1 Low SPF: no
	Rain 10% 0 mm Humidity 63% Dew Point -8 °C Clouds 100% Feels Like -7 °C Visibility 25 km Wind - Average 16 km/h Pressure 1022 hPa Fog No Wind - Gusts 41 km/h Snowline 0 ft
16:00			-4°	Partly cloudy Feels Like -9°	Northwest 15 - 40 km/h	0 Low SPF: no
	Rain 10% 0 mm Humidity 62% Dew Point -10 °C Clouds 78% Feels Like -9 °C Visibility 35 km Wind - Average 15 km/h Pressure 1026 hPa Fog No Wind - Gusts 40 km/h Snowline 0 ft
19:00			-6°	Partly cloudy Feels Like -11°	Northwest 13 - 37 km/h	0 Low SPF: no
	Rain 10% 0 mm Humidity 63% Dew Point -12 °C Clouds 56% Feels Like -11 °C Visibility 45 km Wind - Average 13 km/h Pressure 1029 hPa Fog No Wind - Gusts 37 km/h Snowline 0 ft
22:00			-7°	Scattered clouds Feels Like -11°	Northwest 7 - 31 km/h	0 Low SPF: no
	Rain 10% 0 mm Humidity 67% Dew Point -12 °C Clouds 44% Feels Like -11 °C Visibility 45 km Wind - Average 7 km/h Pressure 1031 hPa Fog No Wind - Gusts 31 km/h Snowline 0 ft

Weather:
PDF

Photoprotection (SPF):
More information

Sunrise and Sunset

Sunrise 07:44 Sunset 16:44

First light 07:11 Midday 12:14 Last light 17:16

Day length 9h

Lunar calendar

Mon	Tue	Wed	Thu	Fri	Sat	Sun
						14
15	16	17	18	19	20	21
22	23	24	25	26	27

Air quality in Hamilton today

Detail

29

Fair O₃ (72 µg/m³)

Little health risk.
Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

Weather graphs

Maximum Minimum Rainfall