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Great Bristol Half Marathon

Runners taking part in a half marathon

Sun 25 Sep 2016

The Great Bristol Half Marathon on 25 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.

  • Cloudy 24 °C

    17 °C

  • Sunny intervals 20 °C

    14 °C

  • Sunny intervals 19 °C

    13 °C

  • Cloudy 20 °C

    14 °C

  • Cloudy 22 °C

    14 °C

  • Sunny intervals 22 °C

    14 °C

  • Sunny day 22 °C

    15 °C

Tuesday (Tuesday 22 August 2017)
Now 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
Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny day Partly cloudy night Partly cloudy night Partly cloudy night
<5% 10% <5% <5% <5% 10% <5% <5% <5% <5% <5% <5% <5% <5% <5% <5%
Temperature (°C) arrow down
17 ° 17 ° 18 ° 20 ° 21 ° 22 ° 23 ° 24 ° 24 ° 24 ° 23 ° 22 ° 21 ° 20 ° 20 ° 19 °
Show detail Show detail
Feels like temperature (°C) Expand
16 ° 16 ° 18 ° 19 ° 21 ° 22 ° 23 ° 24 ° 24 ° 23 ° 22 ° 22 ° 20 ° 20 ° 19 ° 19 °
Wind direction, speed & gust (mph) Expand
SE 6 11 SE 7 13 SSE 9 16 SSE 8 14 SE 8 14 SE 7 13 SE 8 13 SE 8 14 SE 8 15 SE 10 17 SE 10 18 SE 9 18 SE 9 19 SE 8 18 SE 9 20 SE 7 18
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
M M G G G G G G G G VG VG G G G G
Humidity Expand
95% 92% 84% 78% 74% 71% 67% 64% 63% 64% 67% 69% 71% 75% 77% 79%
UV index Expand
1 2 2 3 4 5 4 3 3 2 1 1 1 0 0 0
Sunrise: 06:06 Sunset: 20:19 Moon phase: New Air pollution: 2
Wednesday (Wednesday 23 August 2017)
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
Partly cloudy night Cloudy Partly cloudy night Cloudy Cloudy Overcast Overcast Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Sunny intervals Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Clear night Clear night Clear night
<5% 10% <5% <5% <5% 10% 10% 10% 10% 10% <5% <5% <5% <5% <5% <5% <5% <5% <5% <5% <5% <5% <5% <5%
Temperature (°C) arrow down
19 ° 19 ° 18 ° 18 ° 18 ° 18 ° 18 ° 18 ° 18 ° 18 ° 18 ° 18 ° 18 ° 19 ° 19 ° 20 ° 20 ° 19 ° 19 ° 18 ° 17 ° 17 ° 16 ° 16 °
Show detail Show detail
Feels like temperature (°C) Expand
19 ° 19 ° 19 ° 19 ° 19 ° 19 ° 19 ° 17 ° 17 ° 16 ° 16 ° 16 ° 16 ° 16 ° 17 ° 17 ° 17 ° 17 ° 17 ° 16 ° 16 ° 15 ° 15 ° 15 °
Wind direction, speed & gust (mph) Expand
SE 7 17 SE 6 16 S 3 9 ESE 2 7 SSW 1 5 S 2 5 WSW 4 9 W 8 15 W 10 18 W 10 19 W 11 20 W 12 21 W 12 22 W 13 24 W 13 24 W 12 23 W 12 23 W 12 22 W 11 22 W 11 21 W 10 20 W 8 18 WSW 8 17 WSW 7 16
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
G G G G M M G G G G VG VG VG VG VG VG VG VG VG VG VG VG VG VG
Humidity Expand
81% 83% 86% 87% 89% 88% 87% 92% 88% 85% 77% 71% 68% 66% 65% 63% 61% 62% 64% 68% 73% 78% 82% 84%
UV index Expand
0 0 0 0 0 0 0 1 1 2 2 3 3 4 4 3 3 2 1 1 1 0 0 0
Sunrise: 06:08 Sunset: 20:17 Moon phase: New Air pollution: 2
Thursday (Thursday 24 August 2017)
00:00 01:00 04:00 07:00 10:00 13:00 16:00 19:00 22:00
Warnings
Partly cloudy night Partly cloudy night Partly cloudy night Light shower day Light shower day Cloudy Sunny intervals Sunny intervals Cloudy
<5% <5% 10% 40% 40% 10% <5% <5% <5%
Temperature (°C) arrow down
16 ° 15 ° 15 ° 15 ° 16 ° 18 ° 19 ° 17 ° 15 °
Show detail Show detail
Feels like temperature (°C) Expand
15 ° 15 ° 14 ° 14 ° 15 ° 16 ° 16 ° 15 ° 14 °
Wind direction, speed & gust (mph) Expand
WSW 7 14 WSW 7 14 WSW 6 13 SW 7 14 WSW 11 22 WSW 13 26 W 13 26 W 10 19 WSW 7 13
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG G G VG VG VG VG VG
Humidity Expand
85% 88% 90% 89% 82% 68% 59% 68% 82%
UV index Expand
0 0 0 1 3 5 3 1 0
Sunrise: 06:10 Sunset: 20:15 Moon phase: New Air pollution: 2
Friday (Friday 25 August 2017)
01:00 04:00 07:00 10:00 13:00 16:00 19:00 22:00
Warnings
Cloudy Cloudy Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy
<5% 10% <5% 10% 10% 10% 10% <5%
Temperature (°C) arrow down
14 ° 14 ° 13 ° 17 ° 19 ° 20 ° 19 ° 17 °
Show detail Show detail
Feels like temperature (°C) Expand
14 ° 13 ° 13 ° 16 ° 18 ° 19 ° 19 ° 17 °
Wind direction, speed & gust (mph) Expand
SW 5 9 SSW 5 8 S 4 8 SSW 6 12 SSW 6 14 SW 6 14 WNW 5 11 NW 4 7
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG VG G VG VG VG VG VG
Humidity Expand
86% 90% 91% 77% 66% 62% 67% 81%
UV index Expand
0 0 1 3 5 2 1 0
Sunrise: 06:11 Sunset: 20:13 Moon phase: Waxing crescent Air pollution: 2
Saturday (Saturday 26 August 2017)
01:00 04:00 07:00 10:00 13:00 16:00 19:00 22:00
Warnings
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
10% 10% 10% 10% 10% 10% 10% 10%
Temperature (°C) arrow down
16 ° 15 ° 14 ° 17 ° 20 ° 21 ° 20 ° 18 °
Show detail Show detail
Feels like temperature (°C) Expand
15 ° 14 ° 14 ° 16 ° 20 ° 21 ° 20 ° 18 °
Wind direction, speed & gust (mph) Expand
N 4 8 N 4 8 NNE 5 8 NNE 6 12 N 7 15 NNE 7 14 NNW 6 12 NNE 6 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
85% 89% 90% 81% 67% 64% 69% 81%
UV index Expand
0 0 1 3 4 2 1 0
Sunrise: 06:13 Sunset: 20:11 Moon phase: Waxing crescent Air pollution: 3
Sunday (Sunday 27 August 2017)
01:00 04:00 07:00 10:00 13:00 16:00 19:00 22:00
Warnings
Cloudy Cloudy Sunny day Sunny intervals Sunny intervals Sunny intervals Sunny day Clear night
10% 20% 10% 10% 10% 10% 10% <5%
Temperature (°C) arrow down
16 ° 15 ° 15 ° 17 ° 21 ° 21 ° 20 ° 18 °
Show detail Show detail
Feels like temperature (°C) Expand
16 ° 15 ° 14 ° 17 ° 20 ° 21 ° 20 ° 17 °
Wind direction, speed & gust (mph) Expand
NNE 6 10 NNE 5 9 NW 5 9 N 7 14 NNE 7 16 NNE 8 17 N 7 15 N 7 12
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG G G VG VG VG VG VG
Humidity Expand
87% 90% 93% 82% 69% 65% 70% 84%
UV index Expand
0 0 1 3 5 2 1 0
Sunrise: 06:14 Sunset: 20:08 Moon phase: Waxing crescent
Monday (Monday 28 August 2017)
01:00 04:00 07:00 10:00 13:00 16:00 19:00 22:00
Warnings
Partly cloudy night Clear night Sunny intervals Sunny intervals Sunny day Sunny day Sunny day Partly cloudy night
<5% <5% <5% <5% <5% <5% <5% <5%
Temperature (°C) arrow down
16 ° 15 ° 15 ° 18 ° 21 ° 21 ° 20 ° 18 °
Show detail Show detail
Feels like temperature (°C) Expand
15 ° 15 ° 14 ° 17 ° 20 ° 20 ° 19 ° 17 °
Wind direction, speed & gust (mph) Expand
N 6 11 NNW 6 11 E 6 11 N 8 16 W 10 20 WNW 10 21 N 9 18 NNW 8 16
Visibility (E = Excellent, VG = Very Good, G = Good, M = Moderate, P = Poor, VP = Very Poor) Expand
VG G G VG VG VG VG VG
Humidity Expand
89% 91% 93% 83% 71% 70% 75% 82%
UV index Expand
0 0 1 3 5 2 1 0
Sunrise: 06:16 Sunset: 20:06 Moon phase: Waxing crescent
< Bristol last 24 hours Issued at:

25 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.

If you're looking for content for your own website, take a look at our weather widget.

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