10-day forecast · Sarnia
Day-by-day outlook up to 14 days: highs, lows, precipitation totals, wind and UV. Planning further ahead? Open the 30-day outlook →
Wed · Today
Sunny
85°
57°
0.01 in
⌄
Wind 20 mph S
Gusts 28 mph
UV index 6 – High
Precip chance 19% · 0.01 in
Sunrise 6:47 AM
Sunset 8:15 PM
Thu · Tomorrow
Sunny
72°
62°
0.03 in
⌄
Wind 12 mph NW
Gusts 22 mph
UV index 7 – High
Precip chance 46% · 0.03 in
Sunrise 6:48 AM
Sunset 8:13 PM
Friday 28/8
Sunny
69°
60°
0.01 in
⌄
Wind 16 mph N
Gusts 23 mph
UV index 6 – High
Precip chance 17% · 0.01 in
Sunrise 6:49 AM
Sunset 8:11 PM
Saturday 29/8
Mostly cloudy
82°
63°
8%
⌄
Wind 18 mph SW
Gusts 29 mph
UV index 7 – High
Precip chance 8%
Sunrise 6:50 AM
Sunset 8:10 PM
Sunday 30/8
Mostly cloudy
78°
62°
0.10 in
⌄
Wind 16 mph S
Gusts 33 mph
UV index 6 – High
Precip chance 73% · 0.10 in
Sunrise 6:52 AM
Sunset 8:08 PM
Monday 31/8
Mostly cloudy
88°
71°
0.10 in
⌄
Wind 21 mph SW
Gusts 32 mph
UV index 7 – High
Precip chance 71% · 0.10 in
Sunrise 6:53 AM
Sunset 8:06 PM
Tuesday 1/9
Mostly cloudy
92°
68°
15%
⌄
Wind 17 mph N
Gusts 26 mph
UV index 8 – Very high
Precip chance 15%
Sunrise 6:54 AM
Sunset 8:04 PM
Wednesday 2/9
Partly cloudy
73°
67°
0.08 in
⌄
Wind 16 mph N
Gusts 23 mph
UV index 6 – High
Precip chance 73% · 0.08 in
Sunrise 6:55 AM
Sunset 8:03 PM
Thursday 3/9
Showers
78°
67°
0.74 in
⌄
Wind 15 mph SE
Gusts 30 mph
UV index 6 – High
Precip chance 90% · 0.74 in
Sunrise 6:56 AM
Sunset 8:01 PM
Friday 4/9
Partly cloudy
76°
66°
0.14 in
⌄
Wind 30 mph N
Gusts 38 mph
UV index 6 – High
Precip chance 77% · 0.14 in
Sunrise 6:57 AM
Sunset 7:59 PM
Saturday 5/9
Sunny
72°
65°
10%
⌄
Wind 9 mph N
Gusts 15 mph
UV index 6 – High
Precip chance 10%
Sunrise 6:58 AM
Sunset 7:58 PM
Sunday 6/9
Sunny
77°
65°
6%
⌄
Wind 10 mph N
Gusts 19 mph
UV index 7 – High
Precip chance 6%
Sunrise 6:59 AM
Sunset 7:56 PM
Monday 7/9
Sunny
72°
61°
7%
⌄
Wind 11 mph N
Gusts 20 mph
UV index 6 – High
Precip chance 7%
Sunrise 7:00 AM
Sunset 7:54 PM
Tuesday 8/9
Mostly cloudy
67°
55°
0.45 in
⌄
Wind 17 mph E
Gusts 27 mph
UV index 4 – Moderate
Precip chance 81% · 0.45 in
Sunrise 7:01 AM
Sunset 7:52 PM
10-day outlook for Sarnia
Over the next ten days Sarnia peaks at 92° on Tuesday and bottoms out at 57° on Wednesday. Day-to-day swings stay modest — no big pattern change inside the period. Add it up and about 1.2 in of precipitation falls over the period, spread across 6 unsettled days, with Thursday the most likely (90%).