- Browse the best deals on hotel stays & compare prices
- Check lowest rates by month & also by day of the week
- Search by date or browse hotels by destination & map
Diego Garcia weather by month
Check out Diego Garcia weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
Temperature in Diego Garcia (°F)
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Max temperature (daytime) | ![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
Min temperature (night-time) | ![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
Heat & Humidity | ![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
Sea temperature | ![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme
Sunshine & Daylight in Diego Garcia
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Daily hours of daylight | ![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
UV Index (Maximum) | ![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
Rainfall in Diego Garcia
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Number of days with some rain | ![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
Average monthly rainfall (inches) | ![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
More about the Diego Garcia
Diego Garcia by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for the British Indian Ocean Territory
The climate guide for British Indian Ocean Territory, represented by Diego Garcia, (Diego Garcia) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
What's the climate like in Diego Garcia?
Diego Garcia has a hot tropical climate with no dry season.
Diego Garcia weather in January
Expect daytime maximum temperatures of 86°F in Diego Garcia, British Indian Ocean Territory in January and high heat and humidity based on long-term weather averages. There are 16 days with some rainfall and typically 11.5 inches of rainfall in the month.
- 86°F max day temperature
86
- 16 days with some rainfall
16
- 77°F min night temperature
77
- 12 hours of daylight per day
12
- High heat & humidity
H
- 11.5 inches of monthly rainfall
11.5
- 11+ (Extreme) UV index
11
- 84°F sea temperature
84
Diego Garcia weather in February
Expect daytime maximum temperatures of 88°F in Diego Garcia, British Indian Ocean Territory in February and high heat and humidity based on long-term weather averages. There are 14 days with some rainfall and typically 9.8 inches of rainfall in the month.
- 88°F max day temperature
88
- 14 days with some rainfall
14
- 77°F min night temperature
77
- 12 hours of daylight per day
12
- High heat & humidity
H
- 9.8 inches of monthly rainfall
9.8
- 11+ (Extreme) UV index
11
- 82°F sea temperature
82
Diego Garcia weather in March
Expect daytime maximum temperatures of 88°F in Diego Garcia, British Indian Ocean Territory in March and very high heat and humidity based on long-term weather averages. There are 15 days with some rainfall and typically 7.7 inches of rainfall in the month.
- 88°F max day temperature
88
- 15 days with some rainfall
15
- 79°F min night temperature
79
- 12 hours of daylight per day
12
- Very High heat & humidity
VH
- 7.7 inches of monthly rainfall
7.7
- 11+ (Extreme) UV index
11
- 84°F sea temperature
84
Diego Garcia weather in April
Expect daytime maximum temperatures of 88°F in Diego Garcia, British Indian Ocean Territory in April and very high heat and humidity based on long-term weather averages. There are 15 days with some rainfall and typically 6.7 inches of rainfall in the month.
- 88°F max day temperature
88
- 15 days with some rainfall
15
- 79°F min night temperature
79
- 12 hours of daylight per day
12
- Very High heat & humidity
VH
- 6.7 inches of monthly rainfall
6.7
- 11+ (Extreme) UV index
11
- 84°F sea temperature
84
Diego Garcia weather in May
Expect daytime maximum temperatures of 86°F in Diego Garcia, British Indian Ocean Territory in May and high heat and humidity based on long-term weather averages. There are 16 days with some rainfall and typically 6.5 inches of rainfall in the month.
- 86°F max day temperature
86
- 16 days with some rainfall
16
- 77°F min night temperature
77
- 12 hours of daylight per day
12
- High heat & humidity
H
- 6.5 inches of monthly rainfall
6.5
- 11 (Extreme) UV index
11
- 82°F sea temperature
82
Diego Garcia weather in June
Expect daytime maximum temperatures of 84°F in Diego Garcia, British Indian Ocean Territory in June and high heat and humidity based on long-term weather averages. There are 14 days with some rainfall and typically 5.4 inches of rainfall in the month.
- 84°F max day temperature
84
- 14 days with some rainfall
14
- 77°F min night temperature
77
- 12 hours of daylight per day
12
- High heat & humidity
H
- 5.4 inches of monthly rainfall
5.4
- 10 (Very High) UV index
10
- 81°F sea temperature
81
Diego Garcia weather in July
Expect daytime maximum temperatures of 84°F in Diego Garcia, British Indian Ocean Territory in July based on long-term weather averages. There are 14 days with some rainfall and typically 5.6 inches of rainfall in the month.
- 84°F max day temperature
84
- 14 days with some rainfall
14
- 75°F min night temperature
75
- 12 hours of daylight per day
12
- Moderate heat & humidity
M
- 5.6 inches of monthly rainfall
5.6
- 10 (Very High) UV index
10
- 81°F sea temperature
81
Diego Garcia weather in August
Expect daytime maximum temperatures of 84°F in Diego Garcia, British Indian Ocean Territory in August based on long-term weather averages. There are 14 days with some rainfall and typically 6.0 inches of rainfall in the month.
- 84°F max day temperature
84
- 14 days with some rainfall
14
- 75°F min night temperature
75
- 12 hours of daylight per day
12
- Moderate heat & humidity
M
- 6.0 inches of monthly rainfall
6.0
- 11+ (Extreme) UV index
11
- 79°F sea temperature
79
Diego Garcia weather in September
Expect daytime maximum temperatures of 84°F in Diego Garcia, British Indian Ocean Territory in September and high heat and humidity based on long-term weather averages. There are 16 days with some rainfall and typically 9.0 inches of rainfall in the month.
- 84°F max day temperature
84
- 16 days with some rainfall
16
- 75°F min night temperature
75
- 12 hours of daylight per day
12
- High heat & humidity
H
- 9.0 inches of monthly rainfall
9.0
- 11+ (Extreme) UV index
11
- 81°F sea temperature
81
Diego Garcia weather in October
Expect daytime maximum temperatures of 84°F in Diego Garcia, British Indian Ocean Territory in October and high heat and humidity based on long-term weather averages. There are 18 days with some rainfall and typically 9.6 inches of rainfall in the month.
- 84°F max day temperature
84
- 18 days with some rainfall
18
- 77°F min night temperature
77
- 12 hours of daylight per day
12
- High heat & humidity
H
- 9.6 inches of monthly rainfall
9.6
- 11+ (Extreme) UV index
11
- 82°F sea temperature
82
Diego Garcia weather in November
Expect daytime maximum temperatures of 86°F in Diego Garcia, British Indian Ocean Territory in November and high heat and humidity based on long-term weather averages. There are 17 days with some rainfall and typically 7.9 inches of rainfall in the month.
- 86°F max day temperature
86
- 17 days with some rainfall
17
- 77°F min night temperature
77
- 12 hours of daylight per day
12
- High heat & humidity
H
- 7.9 inches of monthly rainfall
7.9
- 11+ (Extreme) UV index
11
- 82°F sea temperature
82
Diego Garcia weather in December
Expect daytime maximum temperatures of 86°F in Diego Garcia, British Indian Ocean Territory in December and high heat and humidity based on long-term weather averages. There are 17 days with some rainfall and typically 10.0 inches of rainfall in the month.
- 86°F max day temperature
86
- 17 days with some rainfall
17
- 77°F min night temperature
77
- 13 hours of daylight per day
13
- High heat & humidity
H
- 10.0 inches of monthly rainfall
10.0
- 11+ (Extreme) UV index
11
- 84°F sea temperature
84
More about the Diego Garcia
Diego Garcia by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for the British Indian Ocean Territory
- Explore lowest airfares by destinations worldwide
- Find the cheapest month or filter by route or month
- Prices shown found on Skyscanner in last 8 days
The climate guide for British Indian Ocean Territory, represented by Diego Garcia, (Diego Garcia) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C) | Imperial (°F)
Tropical storm risk: Diego Garcia, British Indian Ocean Territory cyclone season
- Book online with TUI & save up to 7% on holidays
- FREE child places available for select holidays
- Pay £0 deposits with direct debit & spread the cost
Compare Diego Garcia with the UK
Below the Diego Garcia chart shows average maximum daytime temperature for Diego Garcia, British Indian Ocean Territory and the UK (London).
Maximum daytime temperature (°F)
Metric (°C) | Imperial (°F)
Compare more Diego Garcia weather >>
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- easyJet holidays
- Love Holidays
- January sales
Airport parking
- Manchester Airport
- Stansted Airport
- Bristol Airport
- Luton Airport
- Birmingham Airport
- Edinburgh Airport
- Gatwick Airport
- Glasgow Airport
- Newcastle Airport
Airport lounges
- Manchester Airport
- Birmingham Airport
- Bristol Airport
- Edinburgh Airport
- Glasgow Airport
- Heathrow Airport
- Newcastle Airport
- Stansted Airport
- Gatwick Airport