Today
Partly cloudy throughout the day, high +55°, low +43°. Wind gusts reach 13 mph. No rain expected.
Weather in Harwell
United Kingdom · England · 51.5995, -1.2918
Today Now 2:57 AM
+43° Mostly clear
Hourly forecast
Today10/17
Temperature°F
Cloudiness
Precipitation
Windmph
Wind gusts
Humidity
PressureinHg
Dew point°F
Visibilitymi
UV index
Forecast in words
Tomorrow
Tomorrow high +54° and partly cloudy, nighttime low +43° — almost like today.
Week
Seven days ahead fall within +43°…+57°. Weekly maximum — +57° (Fri). Coldest night — Sat, around +43°. Precipitation expected: Mon, Tue, Wed, Fri, Sat. Strongest wind — Fri, up to 24 mph.
Week vs norm
- Today 10/17 +55° −2° usually +57°
- Tomorrow 10/18 +54° −3° usually +57°
- Mon 10/19 +55° −1° usually +57°
- Tue 10/20 +54° −3° usually +56°
- Wed 10/21 +52° −4° usually +56°
- Thu 10/22 +55° as usual usually +56°
- Fri 10/23 +57° +1° usually +56°
- Sat 10/24 +54° −2° usually +55°
Difference between forecast daytime high and the 1991–2020 norm for this date.
This day, October 17
Today is cooler than usual for this date.
- Heat record +64° 2014
- Cold record +31° 1993
- Most precipitation 0.4 in 2012
- Strongest gust 48 mph 1998
Records for this calendar date, 1991-2024, ERA5 reanalysis.
Climate in Harwell
Today is about 3° colder than usual for October.
| Month | Daytime / Nighttime | Average | Precipitation in |
|---|---|---|---|
| Jan | +44° / +36° | +40° | 2.4 |
| Feb | +46° / +36° | +41° | 2.0 |
| Mar | +50° / +38° | +44° | 2.1 |
| Apr | +55° / +40° | +48° | 2.2 |
| May | +61° / +46° | +54° | 2.5 |
| Jun | +66° / +51° | +59° | 2.3 |
| Jul | +70° / +55° | +63° | 2.5 |
| Aug | +69° / +55° | +62° | 2.5 |
| Sep | +65° / +51° | +58° | 2.4 |
| Oct | +58° / +47° | +52° | 2.8 |
| Nov | +50° / +41° | +46° | 2.8 |
| Dec | +45° / +37° | +41° | 2.5 |
Climatic normals for 1991–2025 years from ERA5-Land reanalysis.
Astronomical data
Sunrise / sunset
7:32 AM | 6:07 PM
Moon
2:51 PM | 9:58 PM
Moon phase
Waxing crescent 39%
Next solar eclipse
Calculating for this city…