Frost Dates for RIYADH OBS. (O.A.P., Saudi Arabia

Frost Dates

Frost date data is incomplete for this station.

24.70°N, 46.73°W © OpenStreetMap

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 10a

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Temperature

40° 60° 80° 100°
57°
High: 68°
Avg: 57°
Low: 45°
Jan
62°
High: 74°
Avg: 62°
Low: 49°
Feb
70°
High: 81°
Avg: 70°
Low: 56°
Mar
80°
High: 92°
Avg: 80°
Low: 66°
Apr
90°
High: 102°
Avg: 90°
Low: 75°
May
95°
High: 107°
Avg: 95°
Low: 79°
Jun
97°
High: 109°
Avg: 97°
Low: 82°
Jul
96°
High: 109°
Avg: 96°
Low: 81°
Aug
91°
High: 103°
Avg: 91°
Low: 76°
Sep
81°
High: 93°
Avg: 81°
Low: 68°
Oct
68°
High: 79°
Avg: 68°
Low: 57°
Nov
59°
High: 70°
Avg: 59°
Low: 48°
Dec
Avg High Avg Temp Avg Low

Precipitation

0" 0.2"
0.1"
0.10"
Jan
0.0"
0.00"
Feb
0.1"
0.10"
Mar
0.1"
0.10"
Apr
0.0"
0.00"
May
0.0"
0.00"
Jun
0.0"
0.00"
Jul
0.0"
0.00"
Aug
0.0"
0.00"
Sep
0.0"
0.00"
Oct
0.2"
0.20"
Nov
0.1"
0.10"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec11h11h12h13h13h14h13h13h12h11h11h10h
Jan: 6:41 AM – 5:19 PM · 10h 37m
Feb: 6:25 AM – 5:35 PM · 11h 10m
Mar: 6:05 AM – 5:55 PM · 11h 50m
Apr: 5:43 AM – 6:17 PM · 12h 35m
May: 5:24 AM – 6:36 PM · 13h 12m
Jun: 5:14 AM – 6:46 PM · 13h 31m
Jul: 5:18 AM – 6:42 PM · 13h 24m
Aug: 5:34 AM – 6:26 PM · 12h 52m
Sep: 5:56 AM – 6:04 PM · 12h 08m
Oct: 6:18 AM – 5:42 PM · 11h 24m
Nov: 6:37 AM – 5:23 PM · 10h 46m
Dec: 6:46 AM – 5:14 PM · 10h 28m
Daylight Longest: 13h 32m · Shortest: 10h 28m

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