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Great Bristol Half Marathon 2017 weather forecast

Runners taking part in a half marathon

Sun 17 Sep 2017

The Great Bristol Half Marathon on 17 September has become a long-held tradition in the national running calendar. Over 10,000 runners take part each year, making this a must do event with an atmosphere second to none.

The course starts at Bristol's historic Harbourside, taking in views around Bristol before returning to the Harbourside for the finish.

Check the official Great Bristol Half Marathon website for more information.

You can check the weather forecast for other events through the Events calendar.

  • Overcast 9 °C

    8 °C

  • Cloudy 11 °C

    7 °C

  • Sunny day 10 °C

    4 °C

  • Cloudy 8 °C

    1 °C

  • Cloudy 6 °C

    -1 °C

  • Sunny intervals 6 °C

    -2 °C

  • Sunny day 6 °C

    -1 °C

Sunday (Sunday 18 February 2018)
Now 22:00 23:00
Warnings
Light rain Light rain Light rain
50% 50% 50%
Temperature (°C)
8 ° 8 ° 8 °
Show detail Show detail
Feels like temperature (°C) Expand
7 ° 7 ° 7 °
Wind direction, speed & gust (mph) Expand
S 2 10 SSE 3 9 SSE 3 8
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
M G M
Humidity Expand
95% 93% 95%
UV index Expand
Sunrise: 07:19 Sunset: 17:31 Moon phase: Waxing crescent Air pollution: 2
Monday (Monday 19 February 2018)
00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00
Warnings
Light rain Light rain Light rain Light rain Light rain Cloudy Cloudy Cloudy Cloudy Light rain Light rain Overcast Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
40% 50% 50% 50% 50% 20% 20% 20% 20% 50% 50% 20% 20% 20% 20% 10% 10% 10% 10% <5% <5% <5% 10% <5%
Temperature (°C)
8 ° 8 ° 8 ° 8 ° 8 ° 8 ° 8 ° 8 ° 8 ° 9 ° 9 ° 10 ° 10 ° 11 ° 11 ° 11 ° 11 ° 11 ° 10 ° 10 ° 9 ° 9 ° 9 ° 9 °
Show detail Show detail
Feels like temperature (°C) Expand
7 ° 7 ° 7 ° 7 ° 7 ° 7 ° 7 ° 7 ° 7 ° 7 ° 8 ° 8 ° 9 ° 9 ° 9 ° 10 ° 10 ° 10 ° 9 ° 9 ° 8 ° 7 ° 7 ° 7 °
Wind direction, speed & gust (mph) Expand
S 2 7 SW 2 9 SW 4 10 WSW 4 11 WSW 4 12 W 5 14 W 5 13 W 5 13 W 6 13 W 6 13 WNW 6 14 WNW 6 14 WNW 7 15 WNW 7 15 WNW 7 15 NW 7 15 WNW 6 14 WNW 6 14 WNW 6 15 WNW 6 15 WNW 7 16 WNW 7 16 NW 7 17 NW 7 16
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
M M M M M M M M M M M M M M G G G G G G G G G VG
Humidity Expand
95% 94% 94% 95% 96% 96% 96% 96% 96% 95% 93% 93% 90% 89% 89% 87% 87% 88% 88% 88% 89% 89% 88% 89%
UV index Expand
1 1 1 1 1 1 1 1 1 1
Sunrise: 07:17 Sunset: 17:32 Moon phase: Waxing crescent Air pollution: 2
Tuesday (Tuesday 20 February 2018)
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Warnings
Cloudy Cloudy Cloudy Sunny day Sunny day Sunny day Clear night Cloudy
<5% 10% 10% <5% <5% <5% <5% <5%
Temperature (°C)
9 ° 8 ° 8 ° 7 ° 10 ° 10 ° 8 ° 6 °
Show detail Show detail
Feels like temperature (°C) Expand
7 ° 6 ° 6 ° 4 ° 6 ° 7 ° 5 ° 3 °
Wind direction, speed & gust (mph) Expand
NW 7 16 NW 6 14 NNW 10 21 N 12 24 N 16 30 N 13 25 N 9 18 N 8 17
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG G VG VG VG VG VG VG
Humidity Expand
88% 89% 85% 74% 61% 57% 67% 79%
UV index Expand
1 2 1
Sunrise: 07:15 Sunset: 17:34 Moon phase: Waxing crescent Air pollution: 2
Wednesday (Wednesday 21 February 2018)
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Warnings
Cloudy Cloudy Cloudy Cloudy Cloudy Overcast Partly cloudy night Partly cloudy night
<5% <5% <5% <5% <5% 10% <5% <5%
Temperature (°C)
6 ° 5 ° 4 ° 5 ° 7 ° 7 ° 6 ° 5 °
Show detail Show detail
Feels like temperature (°C) Expand
3 ° 2 ° 2 ° 3 ° 4 ° 5 ° 4 ° 3 °
Wind direction, speed & gust (mph) Expand
NNE 8 18 NE 8 16 NE 6 12 NE 6 13 NE 8 16 NE 7 15 NNE 5 9 NE 5 10
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG VG VG VG VG VG VG
Humidity Expand
81% 84% 86% 83% 73% 68% 76% 84%
UV index Expand
1 1 1
Sunrise: 07:13 Sunset: 17:36 Moon phase: Waxing crescent Air pollution: 2
Thursday (Thursday 22 February 2018)
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Warnings
Clear night Partly cloudy night Partly cloudy night Sunny intervals Cloudy Cloudy Partly cloudy night Clear night
<5% <5% <5% <5% 10% 10% <5% <5%
Temperature (°C)
3 ° 2 ° 1 ° 2 ° 6 ° 6 ° 4 ° 3 °
Show detail Show detail
Feels like temperature (°C) Expand
0 ° -1 ° -2 ° -1 ° 3 ° 4 ° 2 ° 0 °
Wind direction, speed & gust (mph) Expand
ENE 5 10 ENE 5 10 ENE 5 10 E 7 15 E 8 18 E 7 16 E 5 10 E 7 13
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG VG VG VG VG VG VG
Humidity Expand
87% 89% 90% 85% 64% 58% 69% 72%
UV index Expand
1 2 1
Sunrise: 07:11 Sunset: 17:38 Moon phase: First quarter Air pollution: 2
Friday (Friday 23 February 2018)
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Warnings
Partly cloudy night Partly cloudy night Cloudy Sunny intervals Cloudy Sunny intervals Clear night Clear night
<5% <5% <5% <5% <5% <5% <5% <5%
Temperature (°C)
1 ° 0 ° -1 ° 1 ° 4 ° 5 ° 3 ° 1 °
Show detail Show detail
Feels like temperature (°C) Expand
-2 ° -4 ° -4 ° -3 ° 0 ° 2 ° -1 ° -4 °
Wind direction, speed & gust (mph) Expand
E 6 12 E 6 11 E 7 13 E 8 17 E 11 23 E 11 22 E 8 15 E 10 18
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG VG VG VG VG VG VG
Humidity Expand
79% 84% 86% 78% 59% 54% 67% 74%
UV index Expand
1 2 1
Sunrise: 07:09 Sunset: 17:39 Moon phase: First quarter
Saturday (Saturday 24 February 2018)
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
Warnings
Clear night Clear night Clear night Sunny day Sunny day Sunny day Clear night Clear night
<5% <5% <5% <5% <5% <5% <5% <5%
Temperature (°C)
-1 ° -1 ° -2 ° 0 ° 4 ° 5 ° 3 ° 1 °
Show detail Show detail
Feels like temperature (°C) Expand
-5 ° -5 ° -6 ° -4 ° 1 ° 1 ° 0 ° -3 °
Wind direction, speed & gust (mph) Expand
E 9 16 ENE 8 14 ENE 9 15 E 10 19 E 11 23 E 11 21 ENE 9 16 ENE 9 15
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG VG VG VG VG VG VG
Humidity Expand
79% 82% 83% 74% 58% 60% 69% 77%
UV index Expand
1 2 1
Sunrise: 07:07 Sunset: 17:41 Moon phase: First quarter
< Bristol last 24 hours Issued at:

17 September - Will you be cheering on the Great Bristol Half Marathon competitors? Check the weather forecast.

Weather for runners

Runners will be looking for a fine day to help them get around the course. A mild, but not hot, day with a light breeze will be wanted by both runners and spectators alike.

Back to the events calendar.

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